BoldSign vs. ProofSign Comparison


BoldSign Syncfusion	ProofSign	+	+
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Enterprise-grade encryption, admin controls, and compliance workflows support secure document sharing and high-volume document processing at scale — across Legal, Finance, HR, Sales, and more. Available on desktop, web, and mobile. 8,459 Ratings Visit Website Invoice Home Choose from hundreds of beautiful invoice templates to create and send custom invoices. Add a professional touch to your invoices by uploading your business logo. Add a personal touch with your own signature. Keep track of invoices on both desktop and mobile devices. Get paid instantly when using one of the supported payment gateways. Go green and avoid printing invoices on paper by emailing them directly to your customers. Creating an account is free and there is no cost for invoicing a combined total of $1000 worth of invoices every 30 days. 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About BoldSign is Syncfusion's electronic signature platform and API for sending, signing, and tracking legally binding documents. Unlimited signature requests start at $15 per user per month, billed annually, with no envelope caps or overage charges. Upload PDF or Word files, add signature and form fields, set the signing order, and send. Signers need no account or download. Reusable templates, automatic reminders, and live status tracking keep documents moving. Completed documents include a tamper-evident audit trail with signer details and timestamps, designed to support legal enforceability under ESIGN and eIDAS. BoldSign supports SOC 2 Type II, eIDAS, GDPR, PCI DSS, the ESIGN Act, HIPAA, qualified electronic signatures, and data residency in the US, EU, Canada, and Australia. Developers can embed sending and signing directly in their applications. The REST API supports templates, text tags, custom branding, webhooks, SDKs, and a free sandbox.	About ProofSign is an electronic-signature and document-verification platform for individuals, professionals, teams and organizations signing finished PDFs. Users upload documents, invite signers and approvers, and run single- or multi-party workflows. Participants verify email access with a one-time passcode. ProofSign records signing intent, participant actions and timestamps in an audit trail. Completed PDFs include a SHA-256 fingerprint and evidence recipients can check through a public verifier without an account. The service supports agreements and finalized documents that need an auditable signing record and a way to detect later file changes. Its free plan allows single-party signing and verification for up to 10 documents monthly under fair use. Users can earn credits through onboarding and signing milestones. The Pro plan includes a verification API.
Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Supported iPad Supported Android Supported Chromebook Not Supported	Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported
Audience Businesses, developers, HR teams, sales teams, legal operations teams, and SaaS companies that need secure electronic signatures, document tracking, or embedded signing workflows.	Audience Small and medium-sized businesses, freelancers, consultants, professional services firms, legal teams and developers who need straightforward electronic signing, multi-party agreement workflows, audit trails and independently verifiable document evidence.
Support Phone Support Supported 24/7 Live Support Not Supported Online Supported	Support Phone Support Not Supported 24/7 Live Support Not Supported Online Supported
API Offers API Supported	API Offers API Supported
Screenshots and Videos View more images or videos	Screenshots and Videos View more images or videos
Pricing $5 per user per month Offers a 30-day free trial with no credit card required. Essential is free for 25 envelopes per month. Growth is $5 per user per month (billed annually). Business is $15 per user per month (billed annually) with unlimited envelopes. Premium is $99 per month (billed annually) for unlimited users with 250 envelopes per month. Enterprise API starts at $30 per month including 40 envelopes, with additional envelopes at $0.75 each. Free Version Supported Free Trial Supported	Pricing £0/month The Free plan costs £0 and includes single-party signing and verification for up to 10 documents per month under fair use. Multi-party workflows and higher-volume use require credits. The Standard plan costs £6/month and includes 250 credits per month. The Pro plan costs £18/month and includes 900 credits per month plus verification API access. Annual billing is 20% off. One-time credit packs cost £10 for 100 credits, £25 for 300 credits or £75 for 1,000 credits; they do not expire and do not include subscription features. Users can earn up to 225 additional credits through identity-verification and signing milestones. Free Version Supported Free Trial Not Supported
Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software	Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software

Training Documentation Supported Webinars Supported Live Online Supported In Person Supported	Training Documentation Supported Webinars Not Supported Live Online Not Supported In Person Not Supported
Company Information Syncfusion Founded: 2001 United States www.boldsign.com	Company Information ProofSign Founded: 2025 United Kingdom www.proofsign.app/
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Categories Digital Signature Supported eSignature APIs Supported	Categories Digital Signature Supported

Integrations Beam AI Supported Dropbox Supported Google Drive Supported H2R.ai Supported HubSpot CRM Supported Management OS Supported Microsoft 365 Supported Microsoft OneDrive Supported Microsoft Power Automate Supported Motileo Supported Nango Supported Quickwork Supported Salesforce Supported Spring.new Supported Vessel Supported WhatsApp Supported Workers by Delos Supported Xero Supported Zapier Supported Show More Integrations View All 19 Integrations	Integrations Beam AI Not Supported Dropbox Not Supported Google Drive Not Supported H2R.ai Not Supported HubSpot CRM Not Supported Management OS Not Supported Microsoft 365 Not Supported Microsoft OneDrive Not Supported Microsoft Power Automate Not Supported Motileo Not Supported Nango Not Supported Quickwork Not Supported Salesforce Not Supported Spring.new Not Supported Vessel Not Supported WhatsApp Not Supported Workers by Delos Not Supported Xero Not Supported Zapier Not Supported Show More Integrations
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