Box, Scrive, and Verdocs are eSignature platforms built for three different deployment models: Verdocs is the strongest choice for developers embedding signing into applications, offering 60+ native web components and a free tier requiring no credit card. Box Sign is bundled with paid Box plans at no additional cost. Scrive is the leading option for European organizations requiring national eID compliance under eIDAS.
The best eSignature platform for embedding signing into your own application is Verdocs. It is the only platform of the three with 60+ native web components, an open-source MIT-licensed SDK, and a free tier requiring no credit card. The best option for teams already standardized on Box is Box Sign, which is bundled at no extra cost. The best choice for European organizations requiring national eID compliance is Scrive, an eIDAS Trust Service Provider supporting BankID and MitID (formerly NemID).
Based on our analysis of all three platforms across features, pricing, developer capabilities, and compliance requirements, the decision comes down to your deployment model. This comparison covers each platform in depth so you can match the right tool to your specific workflow.
Key Takeaways
Here are the most important differences between Box, Scrive, and Verdocs based on our evaluation of features, pricing, and compliance certifications:
- Verdocs is the only platform of the three with 60+ native web components, giving developers full CSS control without iframe constraints or vendor UI bleed-through.
- Box Sign is bundled with Box Business plans at no additional cost, making it a practical option for teams already invested in the Box ecosystem.
- Scrive is an eIDAS Trust Service Provider and ISO 27001:2022 certified, with the strongest compliance stack for EU-regulated industries and national eID authentication.
- Verdocs offers 25 free envelopes per month with full API access and no credit card required, making it one of the most accessible free tiers in eSignature.
- According to Mordor Intelligence, the e-signature platform market is estimated at USD 8.99 billion in 2026, growing to USD 30.46 billion by 2031 at a 27.65% CAGR.
- All three platforms are legally compliant with the E-SIGN Act and UETA, but their architectures, pricing models, and embedding capabilities differ significantly.
Why Teams Evaluate Box Sign, Scrive, and Verdocs
The eSignature category has matured, and most teams are no longer evaluating whether to use digital signatures. They are evaluating which architecture fits their actual workflow.
For development teams building SaaS products or enterprise applications, the central issue is embedding depth. Iframe-based signing solutions render a third-party UI inside your application. This constrains CSS control to what the vendor permits and creates friction when users encounter a mismatched visual experience mid-workflow. Digital signing dramatically reduces agreement turnaround times, but that signing experience still needs to feel native to your product.
For organizations already on Box, the question is simpler. Box Sign comes bundled with paid plans, removing the need for a separate eSignature subscription. For organizations managing large document volumes, some teams also evaluate purpose-built eSignature platforms to get deeper API tooling or developer customization options.
For teams in Scandinavian and European markets, the evaluation centers on identity verification rather than features. National eID methods like BankID and MitID (formerly NemID) carry legal weight that standard email-based signatures cannot match. Organizations in finance, legal, and healthcare often require that identity assurance as a compliance condition, not just a convenience.
Quick Product Overview
Verdocs
Verdocs is an API-first eSignature platform built for developers and product teams. The platform’s defining feature is its library of 60+ native web components, built with standards-compliant web technology rather than iframes. Development teams get full CSS control over the signing experience without sacrificing legal validity or compliance.
Verdocs is SOC 2 Type 1 certified and uses 2048-bit RSA encryption with HSM key storage and PKI digital certificates . Its open-source SDK (MIT license) covers the major frontend frameworks. The platform’s free developer tier lets teams start building immediately with no credit card required.
Verdocs serves fintech, insurance, legal, real estate, and accounting teams. It is the first fully embeddable, end-to-end eSignature solution certified for Microsoft Commercial Cloud, including SharePoint, Teams, Dynamics 365, and Power Platform.
Box Sign
Box Sign is the native eSignature feature built into Box’s cloud content management platform. Available on Business and above plans, users can send documents for signature directly from the Box interface. Signed documents return automatically to the sender’s Box folders with a full audit trail.
Box’s broader platform includes 1,500+ third-party integrations spanning CRM, ERP, and productivity tools. Box Sign makes eSignature accessible to teams already managing contracts and proposals in Box without a separate subscription. The platform supports SSO and granular permission management at the folder and file level.
Scrive
Scrive is a European eSignature platform headquartered in Stockholm, Sweden. Its focus is identity verification and regulatory compliance, not just digital signing.
It supports a broad range of eID methods, including BankID (Sweden/Norway), MitID (formerly NemID) (Denmark), and other national digital identity solutions. This is a key differentiator for organizations in Scandinavian and European markets where eID-based signing carries legal weight.
Scrive’s feature set includes tamper-evident evidence packages, two-factor authentication, SMS notifications, in-person signing, multilingual document support, and automated data archiving. It is purpose-built for finance, legal, and healthcare organizations where identity assurance is a compliance requirement.
Feature-by-Feature Comparison
Verdocs leads on developer flexibility and embedding depth. Box Sign leads on ecosystem integration for existing Box users. Scrive leads on European eID compliance and identity verification.
Core architecture
- Verdocs: API-first embeddable platform
- Box Sign: Bundled with Box content management
- Scrive: European eSign with eID identity
Native web components
- Verdocs: 60+ web components
- Box Sign: Not available
- Scrive: Not available
Embedding approach
- Verdocs: Native web components (no iframes)
- Box Sign: Iframe-based API (iframeable_embed_url)
- Scrive: Web-based signing flow
White-label and CSS control
- Verdocs: Full white-label, complete CSS control
- Box Sign: Box-branded signing UI
- Scrive: Customizable branding
Open-source SDKs
- Verdocs: MIT license (React, Angular, Vue, Node.js, vanilla JS)
- Box Sign: Closed-source
- Scrive: Closed-source
Free tier
- Verdocs: 25 envelopes/month, no credit card
- Box Sign: No free business tier
- Scrive: 14-day free trial
Microsoft Cloud certification
- Verdocs: SharePoint, Teams, Dynamics 365, Power Platform
- Box Sign: Box native + Microsoft 365 integrations
- Scrive: Microsoft OneDrive integration
European eID support
- Verdocs: Standard identity verification
- Box Sign: Standard identity verification
- Scrive: BankID, MitID (formerly NemID), multiple eID methods
Evidence and audit
- Verdocs: PKI digital certificates, HSM key storage
- Box Sign: Standard audit trail
- Scrive: Tamper-evident evidence package (PKI/PAdES or KSI via Guardtime)
SMS signing and notifications
- Verdocs: Supported
- Box Sign: Email-based
- Scrive: Supported
In-person signing
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Supported
Multilingual support
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Native multilingual across European locales
Security certification
- Verdocs: SOC 2 Type 1
- Box Sign: SOC 2 Type II
- Scrive: ISO 27001:2022, GDPR, eIDAS compliant
Signing order control
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Supported
Document templates
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Supported
Salesforce integration
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Supported
Zapier integration
- Verdocs: Supported
- Box Sign: Supported
- Scrive: Supported
Audit trail
- Verdocs: Full
- Box Sign: Full
- Scrive: Full + blockchain-based hashing via KSI
Pricing Comparison
Verdocs is the only platform with a free tier and usage-based pricing. Box Sign is included with Box subscriptions starting at $17.30/user/month. Scrive’s Essential plan starts at €21/user/month (billed annually).
Verdocs
- Free tier: 25 envelopes/month, no credit card required
- Starting price: $0/month
- Usage-based option: Pay-as-you-go (contact for rates)
- Enterprise: Pro + Platform (custom)
- API access on free plan: Full API access
- Minimum users: None
Box Sign
- Free tier: No free business tier (free trial available)
- Starting price: $17.30/user/month (Box Business, annual)
- Usage-based option: Not available
- Enterprise: Enterprise ($40.30/user/month) / Enterprise Plus ($57.50/user/month)
- API access: Business plan required
- Minimum users: 3 users
Scrive
- Free tier: 14-day free trial available
- Starting price: €21/user/month (Essential, annual)
- Usage-based option: Not available
- Enterprise: Business (€49/user/month) + Enterprise (custom quote)
- API access: Business plan required
- Minimum users: 1 user
Verdocs Pricing
Verdocs offers a free tier that includes 25 envelopes per month with no credit card required, making it genuinely accessible for developers who want to build and test before committing. Usage-based pay-as-you-go pricing keeps total cost of ownership predictable for product teams with variable signing volumes. The Pro and Platform tiers (both custom-priced) cover unlimited envelopes and dedicated support.
Box Sign Pricing
Box Sign is included at no additional cost with Box’s paid plans, which start at $17.30/user/month (Business) and go up to $57.50/user/month (Enterprise Plus) when billed annually. All paid plans require a minimum of three users. Enterprise Plus and Enterprise Advanced plans unlock FedRAMP authorization; Enterprise plans and above include HIPAA support and advanced audit capabilities. Web app signature requests are included with Business and above plans at no added cost; embedded and programmatic signing via the Box Sign API is priced separately at $1.20 per document (with a minimum of 100 documents purchased annually).
Scrive Pricing
Scrive offers a 14-day free trial covering most features. The Essential plan starts at €21/user/month (billed annually), covering basic eSign tools and audit trails for personal use or small teams. The Business plan runs €49/user/month (billed annually) and is geared toward growing teams, adding templates, integrations, and the option to add eID services. Enterprise pricing is available as a custom quote for organizations requiring dedicated workflows and scalable configurations.
1. Verdocs: API-First eSignature Built for Developers
Verdocs is built around one architecture decision that separates it from every other platform in this comparison: native web components instead of iframes. Iframes constrain what developers can control: styling is limited to what the vendor permits, cross-origin security restrictions apply, and accessibility handling becomes more complex.
Verdocs’ 60+ native web components are built on standard browser technology . Teams apply unrestricted CSS, integrate with any frontend framework (React, Angular, Vue, vanilla JS, TypeScript), and match their product’s design system exactly, with no vendor UI bleeding through.
The open-source MIT-licensed SDK extends that flexibility further. Engineers can inspect, fork, and extend the platform’s frontend tooling without vendor lock-in. The isomorphic JS SDK runs in both browser and Node.js server environments, enabling server-side signing flows in addition to client-side rendering. A proof-of-concept is deployable within hours.
The security stack covers enterprise compliance across regulated verticals: 2048-bit RSA encryption with HSM key storage and PKI digital certificates, SOC 2 Type 1 certification, E-SIGN Act and UETA compliance. Verdocs is the first fully embeddable eSignature solution certified for Microsoft Commercial Cloud, covering SharePoint, Teams, Dynamics 365, and Power Platform.
Customer implementations include MRP Realty (efficiency and client experience improvements), Appcom (mobile app with embedded signing), and Foundations (streamlined operations). The free tier with full API access makes it low-risk to evaluate before committing.
Key Features
Developer tooling:
- 60+ native web components: React, Angular, Vue, vanilla JS, and TypeScript wrappers; full CSS control; no iframes
- Open-source MIT SDKs: available on GitHub; developers can inspect, fork, and extend without vendor lock-in
- Isomorphic JS SDK: runs in both browser and Node.js; enables server-side signing flows
- REST API with webhooks: template management, status updates, full document lifecycle management
Security and compliance:
- 2048-bit RSA encryption with HSM key storage and PKI digital certificates
- SOC 2 Type 1 certification, meeting enterprise compliance for fintech, insurance, legal, real estate, and accounting
- Microsoft Commercial Cloud certification: SharePoint, Teams, Dynamics 365, Power Platform (first fully embeddable eSignature)
- AWS + Azure dual-cloud infrastructure: high availability and geographic redundancy
Customization and UX:
- Authentication options: KBA (Knowledge-Based Authentication), SMS, PIN codes, in-person link generation
- Full white-label ownership: customize email templates, signing UI, and document certificates; no Verdocs branding visible
- Low-code to full-code flexibility: start with pre-built components, customize progressively toward fully bespoke workflows
Best For
Verdocs is the right choice for development and product teams who need to embed a complete, white-labeled eSignature experience directly into their application. It eliminates the need to surrender brand control or accept an iframe’s styling constraints. This includes SaaS platforms building signing as a native product feature, enterprises deploying on Microsoft Commercial Cloud, and engineering teams who want open-source SDKs they can inspect and extend.
Pricing
- Basic (Free): $0/month, 25 envelopes/month, no credit card required, full API access
- Usage-Based: Pay-as-you-go (contact for rates), full API access
- Pro: Custom pricing, unlimited envelopes, dedicated support
- Platform: Custom pricing, unlimited envelopes, built for white-label resellers
2. Box Sign
Box Sign is the native electronic signature capability built into Box’s content management platform. It is not a standalone eSignature product. It is designed specifically for teams whose document workflows already live in Box.
When a user sends a document for signature through Box Sign, the signed copy returns automatically to the sender’s Box folder with a full audit trail. Box Sign was built on SignRequest, a platform Box acquired in 2021, and is now an included feature on Business plans and above.
Box has 1,500+ integrations spanning Salesforce, Workato, Microsoft 365, Google Workspace, and enterprise ERP tools. These extend the signing workflow into systems enterprise teams already use. Box’s permission model supports granular folder- and file-level access controls that carry through to signed documents. Box Sign also supports embedded signing via iframe (iframeable_embed_url), with custom redirect URLs returning signers to your app post-completion. Embedded and programmatic signing via the Box Sign API carries separate pricing at $1.20 per document.
For U.S. federal and healthcare organizations, Box’s Enterprise Plus and Enterprise Advanced plans include FedRAMP authorization; HIPAA support is available on Enterprise plans and above. This places eSignature within the same certified compliance boundary as the rest of the Box environment, eliminating the need to certify a second platform.
Key Features
Signing and content integration:
- Bundled with Box Business plans: unlimited web-app e-signatures at no additional cost for existing Box subscribers
- Automatic signed document filing: executed agreements return to Box folders with audit trail included
- 1,500+ third-party integrations: Salesforce, Workato, Microsoft 365, Google Workspace, enterprise ERP
- Iframe-based embedding via iframeable_embed_url: surfaces signing inside web apps; custom redirect URLs post-signing
Compliance and access:
- FedRAMP authorization on Enterprise Plus and Enterprise Advanced plans, meeting U.S. federal compliance requirements
- HIPAA support on Enterprise plans for U.S. healthcare organizations
- Granular permission management: folder- and file-level access controls extend to signed documents
- SSO support: integrates with enterprise identity providers
- Box AI integration: document summarization and Q&A available on higher-tier plans
Best For
Box Sign is a strong fit for organizations already standardized on Box for content management. It adds eSignature without a separate platform or subscription. Enterprise teams with FedRAMP compliance requirements on Box Enterprise Plus or Enterprise Advanced benefit from eSignature within their certified compliance boundary. Teams that are not yet Box subscribers will typically find a purpose-built eSign platform (like Verdocs, with its free tier and usage-based pricing) a more cost-efficient starting point.
Pricing
- Business: $17.30/user/month (annual), unlimited web-app e-signatures, 3-user minimum
- Business Plus: $28.70/user/month (annual), unlimited web-app e-signatures, advanced collaboration
- Enterprise: $40.30/user/month (annual), unlimited web-app e-signatures, HIPAA available
- Enterprise Plus: $57.50/user/month (annual), unlimited web-app e-signatures, FedRAMP + AI governance + compliance
- Enterprise Advanced: Custom pricing, unlimited web-app e-signatures, FedRAMP + advanced compliance
Sign API for embedded/programmatic signing is priced separately at $1.20/document.
3. Scrive
Scrive operates as a recognized eIDAS Trust Service Provider under EU regulation. This means Scrive’s electronic signatures conform to the EU eIDAS framework, giving signed documents legally recognized status across EU member states that standard email-based solutions may not provide.
Scrive supports national eID methods including BankID (Sweden and Norway), MitID (formerly NemID) (Denmark), and other country-specific digital identity standards. Signatories authenticate with their government-issued credentials before completing a signing event. This creates a higher-assurance record specifically relevant for finance, legal, and healthcare organizations operating under European compliance requirements.
Scrive supports tamper-evident evidence packages and seals documents using PKI/PAdES or KSI via Guardtime, with KSI providing blockchain-based hashing for long-term independent verification. Gartner Peer Insights reviewers identify this as a key differentiator. Scrive also has a native integration with Box, allowing users to send PDF and DOCX files directly from Box to Scrive for signing.
Scrive’s REST API v2 includes a dedicated sandbox environment for testing. The Scrive Flow API supports complex multi-step workflow automation with webhook and callback support. A Microsoft Word plugin enables signing directly within Word. The platform’s multilingual support makes it well-suited for organizations with signatories across multiple European jurisdictions.
Key Features
Compliance and identity:
- eIDAS Trust Service Provider status: signatures meet EU eIDAS Regulation requirements across member states
- National eID authentication: BankID (Sweden/Norway), MitID (formerly NemID) (Denmark), and multiple additional European digital identity standards
- Tamper-evident evidence packages: documents sealed using PKI/PAdES or KSI via Guardtime; KSI provides blockchain-based hashing for long-term independent verification
- ISO 27001:2022 certification: annual third-party audits
- GDPR-native data handling: European-only data hosting; Privacy by Design architecture
Workflow and integrations:
- Scrive Flow API: complex multi-step workflow automation with webhooks/callbacks
- REST API v2: full document lifecycle management with sandbox/testbed environment
- Microsoft Word plugin: sign documents directly within Word
- Native Box integration: send Box files directly to Scrive for signing
- SMS-based document delivery: alongside standard email delivery
- Multilingual signing: native support across multiple European locales
Best For
Scrive is best suited for organizations operating in European markets (particularly Scandinavia) where advanced eID authentication is a regulatory or legal requirement. Finance, legal, and healthcare organizations that need signatories to authenticate with BankID or MitID (formerly NemID) will find Scrive’s eID coverage comprehensive. Organizations requiring GDPR-native data residency and eIDAS-compliant signatures will find Scrive’s infrastructure commitments aligned with their compliance requirements.
Pricing
Scrive’s current public site references Essential, Business, and Enterprise plans for eSign Online, with eID services available on the Business plan.
- 14-day free trial: Most features included, no credit card details specified
- Essential: €21/user/month (annual), basic eSign tools + audit trails, personal use or small teams
- Business: €49/user/month (annual), templates, integrations, eID add-ons available
- Enterprise: Custom quote, dedicated workflows, scalable configurations
eID services (BankID, MitID (formerly NemID)) are add-on options on qualifying plans.
Who Should Choose Verdocs
Choose Verdocs if your team is building eSignature as a feature inside your own application. Verdocs is the best overall pick for development and product teams in this comparison. It offers the deepest embedding toolkit: 60+ native web components, open-source MIT SDK, free tier with API access, and Microsoft Commercial Cloud certification.
Specific scenarios where Verdocs is the strongest fit:
- SaaS products with embedded signing: fintech platforms, insurance portals, legal workflow tools, real estate software, and accounting applications where customers sign inside the product
- Microsoft Commercial Cloud environments: teams building on SharePoint, Dynamics 365, Power Platform, or Teams who need certified embedded eSignature
- Developer-led procurement: engineering teams evaluating eSign APIs who want open-source SDKs, free-tier testing, and MIT-licensed components they can inspect and extend
- White-label requirements: agencies or platform builders who must deliver a fully branded signing experience with no third-party branding visible to end users
- Low-code to full-code flexibility: teams that want to start with pre-built components and progressively customize toward a fully bespoke workflow
Who Should Choose Box Sign
Choose Box Sign if your documents already live in Box and you need signing without adopting a separate platform. Box Sign is the best fit for organizations already standardized on Box for content management. It delivers eSignature at no additional cost on Business plans, keeping signed documents organized within the existing Box content structure.
Enterprise teams with FedRAMP compliance requirements on Box Enterprise Plus or Enterprise Advanced benefit from eSignature within their certified compliance boundary. Organizations not already subscribed to Box should evaluate a purpose-built eSignature platform. Verdocs offers a free starting tier before committing to a full Box subscription as the path to signing.
Who Should Choose Scrive
Choose Scrive if your organization operates in European markets where national eID authentication is a legal or compliance requirement. Scrive is the best eSignature platform for EU-regulated industries requiring BankID, MitID (formerly NemID), or other national digital identity authentication.
Finance, legal, and healthcare organizations in Scandinavia and across the EU will find Scrive’s eID coverage comprehensive. Organizations requiring GDPR-native data residency and eIDAS-compliant signatures will find Scrive’s infrastructure commitments aligned with their requirements. Scrive’s tamper-evident evidence packages and ISO 27001:2022 certification complete the compliance stack for strict audit environments.
Final Verdict
The Box vs Scrive vs Verdocs comparison comes down to the architecture of your signing workflow.
- Verdocs is the best choice for development teams building eSignature as a feature inside their own product. Its API-first design, 60+ native web components, open-source MIT-licensed SDKs, and full CSS white-label capability give engineering teams more control than any comparable platform. The free tier with 25 envelopes per month makes it low-risk to evaluate. The Microsoft Commercial Cloud certification extends its reach into enterprise environments. Customer implementations (MRP Realty, Appcom, Foundations) span fintech, mobile, and operations use cases.
- Box Sign is the most practical option for teams whose documents are already in Box. It delivers eSignature at no additional cost for Business plan subscribers with no separate tool, subscription, or vendor to certify.
- Scrive is the right call for organizations in Scandinavian and European markets where eID-based identity verification (BankID, MitID (formerly NemID), and similar national standards) is a legal requirement. Its eIDAS Trust Service Provider status and ISO 27001:2022 certification make it the strongest compliance choice for EU-regulated industries. GDPR-native infrastructure and European-only data hosting complete the package.
For product and engineering teams ready to build embeddable document workflows, start for free: 25 envelopes/month, no credit card required.
Frequently Asked Questions
What is the difference between Box Sign and Verdocs?
Box Sign is a native eSignature tool bundled within Box’s content management platform, optimized for teams whose documents already live in Box. Verdocs is an API-first embeddable eSignature platform with 60+ native web components and open-source SDKs, designed for development teams building signing workflows directly into their own applications. Verdocs provides deeper customization, white-label capability, and a free tier; Box Sign provides tighter integration with Box’s existing content infrastructure.
Does Verdocs offer a free plan?
Yes. Verdocs includes a free tier with 25 envelopes per month and no credit card required. Developers can access the Verdocs API and SDKs immediately to build and test embedded signing workflows before committing to a paid plan. Usage-based pay-as-you-go pricing applies beyond the free tier, and custom Pro and Platform plans are available for higher-volume or white-label requirements.
How does Scrive’s eID verification work?
Scrive supports national digital identity methods including BankID (Sweden and Norway), MitID (formerly NemID) (Denmark), and other country-specific eID standards. When a signing workflow requires eID authentication, signatories verify their identity using their government-issued digital credential before completing the signing step. This produces a signing event with a higher legal evidentiary standard than a standard click-to-sign workflow. It is relevant for regulated industries in European jurisdictions where eID-authenticated signatures carry specific legal weight. eID services are available as add-on options on qualifying Scrive plans.
What makes Verdocs different from iframe-based solutions?
Verdocs uses native web components (standards-based browser technology) rather than iframes to render the signing experience. Native web components allow developers to apply full CSS styling and control every visual element. Iframe-based solutions constrain styling to what the vendor permits and can also introduce accessibility, mobile, and cross-origin security considerations. Verdocs’ native web component approach means development teams own the complete user experience, including email templates, signing UI, and document certificates.
Which platform has the best developer API?
Verdocs has the most developer-friendly eSignature API in this comparison. It provides 60+ native web components with full CSS control across React, Angular, Vue, and vanilla JS, an open-source MIT SDK available on GitHub, an isomorphic JS SDK that runs in both browser and Node.js environments, and a free tier with full REST API and webhook access requiring no credit card. A proof-of-concept is typically deployable in hours. Box Sign offers iframe-based embedding via iframeable_embed_url, and Scrive provides a REST API v2 with a sandbox environment. Both are functional options, though Verdocs is the most developer-first in design among the three. See the Verdocs platform comparison for a full feature and capability breakdown.