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QuickSigner

Enterprise-grade e-signatures without the enterprise price tag

E-SignatureSMB SoftwareDocument WorkflowComplianceISO 27001

By Trace Cohen · How we assess tools

QuickSigner is an ISO/IEC 27001:2022-certified electronic signature platform built for SMBs and solopreneurs who want DocuSign-grade security without DocuSign-grade pricing. It supports certificate-based digital signatures (PAdES technology, Adobe Approved Trust List certificates), AES-256 encryption at rest, TLS 1.3 in transit, and full audit trails on every document. Signatures are legally binding under the US ESIGN Act, UETA, UK law, and EU eIDAS, and the platform supports simple, advanced, and qualified e-signature levels depending on what a document requires.

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ISO 27001
Certified
$5/mo
Business Plan From
5
Free Docs/Month
0.30
$/Doc via API

Key Highlights

ISO/IEC 27001:2022-certified with AES-256 encryption at rest and TLS 1.3 in transit
Legally binding under the US ESIGN Act, UETA, UK law, and EU eIDAS
Free plan covers 5 documents/month with up to 3 signers
Business plan starts at $5/user/month for unlimited documents
eSignature API available from $0.30/document on the Professional plan
Bulk sending and sequential signing order for multi-party documents

Why We Recommend QuickSigner

01

Certificate-Based Digital Signatures

Uses PAdES technology and Adobe Approved Trust List certificates so every signed document carries a verifiable, tamper-evident digital certificate rather than just an image of a signature.

02

Sequential & Bulk Signing

Route documents through signers in a defined order, or send the same document to many recipients at once with real-time progress tracking on who has signed and who hasn't.

03

Reusable Templates

Save frequently used documents as templates with pre-placed signature, date, text, checkbox, and attachment fields so repeat paperwork takes seconds to send.

04

OTP Mobile Verification

Professional-plan signers can be required to verify via one-time passcode on mobile, adding an extra identity check for higher-stakes documents.

05

eSignature API

Embed signing directly into your own product or workflow starting at $0.30/document on the Professional plan, without building signature infrastructure in-house.

06

Full Audit Trails

Every document keeps a complete, timestamped audit trail of views, actions, and signatures — useful for compliance and dispute resolution.

Best For

SMBs and solopreneurs who want a lower-cost alternative to DocuSign or Adobe Sign
Teams that need bulk or sequential signing without enterprise-tier complexity
Developers who want to embed signing into their own product via the eSignature API

Pricing

eSign Free: $0 — 5 documents/month, up to 3 signers, 5MB max file size Business: $5/user/month ($48/year billed annually) — unlimited documents, up to 10 signers Professional: $15/user/month ($144/year billed annually) — up to 50 signers, OTP verification, eSign API from $0.30/document Enterprise: Custom pricing

Limitations to Know

No published numeric customer count — harder to benchmark adoption against larger competitors
Enterprise tier is quote-only, so the largest deployments won't find self-serve pricing

Frequently Asked Questions

What is QuickSigner?

QuickSigner is an ISO/IEC 27001-certified electronic signature platform that lets you upload, sign, and send PDF or Word documents from any device, positioned as a lower-cost alternative to DocuSign.

How much does QuickSigner cost?

There's a free plan for light use (5 documents/month). Paid plans start at $5/user/month for Business (unlimited documents) and $15/user/month for Professional (adds API access and OTP verification). Enterprise pricing is custom.

Is a QuickSigner signature legally binding?

Yes. QuickSigner signatures are legally binding under the US ESIGN Act, UETA, UK law, and the EU's eIDAS regulation, and support simple, advanced, and qualified e-signature levels.

Does QuickSigner have an API?

Yes, the Professional plan includes an eSignature API starting at $0.30 per document for teams that want to embed signing into their own product or workflow.

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