Popular e-signature services, compared

Plans and pricing, genuine strengths, real limitations, the compliance each advertises, and a short how-to for every one. We don't crown a winner — the right tool depends on how you sign.

Pricing reflects publicly listed US rates as of 2026 and can change — always confirm on the provider's own pricing page before you buy.

At a glance

Side-by-side comparison

A quick overview. Scroll each row, then jump to the full write-up below.

ServiceFree planEntry paid priceOften chosen forCompliance highlights
DocuSignTrial only (30-day)~$11/mo (Personal)Integrations & enterprise scaleSOC 2, ISO 27001, HIPAA, 21 CFR 11
Adobe Acrobat SignTrial only (7-day)$14.99/mo (Std, annual)Full PDF toolset + signingSOC 2, ISO 27001, PCI DSS, HIPAA-ready
Dropbox SignYes (3/mo)$10.05/user/mo (annual)Simplicity + Dropbox storageSOC 2, ISO 27001, HIPAA (on request)
signNowTrial only (7-day)~$8–9/user/mo (annual)Low per-user priceSOC 2, ISO 27001, HIPAA, 21 CFR 11*
PandaDocYes (eSign)$19/user/mo (annual)Docs, proposals & CPQSOC 2, 21 CFR 11, HIPAA, GDPR
SignWellYes (3/mo)$10/mo flat (annual)Flat-fee, unlimited docsSOC 2, HIPAA (paid plans)
SignEasyTrial only (14-day)$10/user/mo (annual)Mobile-first simplicitySOC 2, HIPAA & 21 CFR 11 (add-on)
Zoho SignYes (5/mo)~$10/user/moZoho ecosystem valueISO 27001, 21 CFR 11, HIPAA, GDPR
OneSpan SignTrial + dev sandbox$22/user/mo (annual)High-assurance & FedRAMPSOC 2, ISO 27001/17/18, FedRAMP
Foxit eSignBasic free tier$120/user/yr (~$10/mo)Low-cost + PDF ecosystemSOC 2, HIPAA, 21 CFR 11, QES

* signNow's HIPAA and 21 CFR Part 11 coverage applies to its Enterprise / airSlate Site License tiers.

The most widely recognised name in electronic signatures, with the largest integration catalogue and a feature set that scales from a single freelancer up to global enterprises and full contract-lifecycle management.

Pros

  • 900+ integrations (Salesforce, Microsoft 365, Google, SAP, Zoom) plus a documented REST API and SDKs
  • Strong compliance: SOC 1/2 Type 2, ISO 27001, PCI DSS, HIPAA and 21 CFR Part 11 workflows
  • Rich sending tools: PowerForms, bulk send, reusable templates, in-person signing
  • Supports EU eIDAS advanced and qualified signatures, multi-region data residency

Cons

  • Plans are annual commitments; month-to-month costs more
  • Self-serve tiers cap envelopes (~100 per user/year on Standard & Business Pro)
  • Extras billed on top — SMS authentication and ID verification per transaction
  • CLM, IAM and higher enterprise tiers are quote-only; list prices rose in 2026

How to send a document

  1. Select “Start” → “Send an envelope” and upload your document(s)
  2. Add recipients by email and set the signing order
  3. Write the email subject and message
  4. Drag fields (signature, initials, date, text) onto the page for each signer
  5. Click “Send” — recipients get a link and you track status live
Personal ~$11/mo Standard ~$30/user/mo Business Pro ~$45/user/mo Enterprise custom

Compliance: ESIGN, UETA, eIDAS, SOC 1/2 Type 2, ISO 27001, PCI DSS, HIPAA, FDA 21 CFR Part 11.

Adobe Acrobat Sign

adobe.com ↗

E-signatures built into the full Acrobat PDF toolkit. If you already create, edit and manage PDFs, signing is one more thing the same subscription does.

Pros

  • Signing bundled with the complete Acrobat PDF toolset in one plan
  • Deep Microsoft (Teams, Word, Outlook, SharePoint), Salesforce and Workday integration + REST API
  • ISO 27001:2022, SOC 2 Type 2, PCI DSS, CSA STAR L2; HIPAA- and 21 CFR Part 11-ready
  • Supports eIDAS advanced and qualified (certificate-based) cloud signatures

Cons

  • Tied to an Acrobat subscription rather than sold standalone
  • Plan lineup (Standard/Pro/Studio × Individual/Teams/Enterprise) is complex to compare
  • Annual plans carry an early-cancellation fee after the 14-day window
  • Team/Standard tiers impose per-user annual transaction caps

How to send a document

  1. In Acrobat (web or desktop) choose “Request e-signatures” and add the file
  2. Enter recipient emails and set the signing order
  3. Add an optional subject and message
  4. Place and assign fields to each recipient
  5. Click “Send” — track progress and get the audit trail in Acrobat
Std (individual) $14.99/mo Pro $19.99/mo Teams Pro $23.99/license/mo Enterprise custom

Compliance: ESIGN, eIDAS (adv/qualified), ISO 27001:2022, SOC 2 Type 2, PCI DSS, CSA STAR L2, HIPAA-ready, FDA 21 CFR Part 11.

Dropbox Sign (formerly HelloSign)

dropbox.com/sign ↗

A clean, approachable signing tool that integrates tightly with Dropbox storage and offers a genuinely usable free tier — popular with individuals and small teams.

Pros

  • Deep Dropbox integration plus Google Workspace, Word/OneDrive, Salesforce, HubSpot, Slack
  • Free plan, reusable templates, and unlimited signature requests on paid tiers
  • Dedicated eSignature API for embedded, white-label signing
  • Audit trail on every document; SSO and team management on higher tiers

Cons

  • Free plan capped at a few signature requests per month
  • Standard plan requires a 2-user minimum
  • Premium tier has no public pricing (quote only)
  • Embedded signing/API need a separate API plan

How to send a document

  1. Choose “Send for signature” and upload a file or pick it from Dropbox
  2. Add each signer's name and email; set order and CCs if needed
  3. Drag and assign signature, date and text fields
  4. Add a title and message; optionally save as a template
  5. Click “Send for Signature” — signers sign without an account
Free $0 Essentials $10.05/user/mo Standard $17.50/user/mo Premium custom

Compliance: ESIGN, UETA, eIDAS, ISO 27001/27018; SOC 2 & HIPAA reports on request; GDPR.

Part of the airSlate platform, signNow focuses on a low per-user price with the core signing features most teams actually use, plus optional workflow automation.

Pros

  • Among the lowest entry prices (~$8–9/user/month on annual billing)
  • Integrations for Google, Microsoft, Salesforce and NetSuite, plus iOS/Android apps
  • Reusable templates, bulk send (higher tiers), signing order, in-person signing
  • API access and advanced compliance on Enterprise / Site License

Cons

  • No free plan — only a 7-day trial
  • HIPAA, 21 CFR Part 11 and full API limited to Enterprise/Site License
  • Signature-invite allowances with per-invite overage fees
  • Lowest prices require an annual commitment (monthly ≈ 2×)

How to send a document

  1. Click “Upload or Create” and add your file (up to ~50 MB)
  2. Select “Prepare and Send” to open the editor
  3. Drag fillable fields onto the document and assign recipients
  4. Add recipient emails and a signing order
  5. Review and send — track status in real time
Business ~$8–9/user/mo Business Premium $15/user/mo Enterprise $30/user/mo Site License custom

Compliance: ESIGN, UETA, eIDAS, SOC 2 Type II, PCI DSS, ISO 27001, GDPR; HIPAA & 21 CFR Part 11 on Corporate/Site License.

More than signing: PandaDoc pairs e-signatures with document creation, proposals, quotes (CPQ) and in-document payments — aimed at sales and revenue teams.

Pros

  • Drag-and-drop editor, 750+ templates and a content library alongside signing
  • Deep CRM integrations (Salesforce, HubSpot, Pipedrive, Zapier) and payment processors
  • Native in-document payments, approval workflows and document analytics
  • Free eSign plan with unlimited legally-binding signatures

Cons

  • Priced per user/month; scales up for larger teams
  • Document limits on Starter/Business, with per-document overage ($2–$3.50 each)
  • API, CPQ, SSO, notary and bulk send gated to Enterprise or add-ons
  • Unused document allowances don't roll over

How to send a document

  1. Create from a blank file, upload a PDF, or choose a template
  2. Add recipients by email and set the signing order
  3. Drag and assign signature, date and text fields
  4. Select “Review and send” and confirm every field is assigned
  5. Send by email, SMS or link, then track its status
Free eSign $0 Starter $19/user/mo Business $49/user/mo Enterprise custom

Compliance: ESIGN, UETA, eIDAS (SES/AES/QES), 21 CFR Part 11, SOC 2 Type II, GDPR, CCPA/CPRA, HIPAA (BAA).

A straightforward e-signature tool with flat-fee pricing and unlimited documents on paid plans — no per-signature charges and no long contracts.

Pros

  • Flat monthly fee with unlimited documents on paid plans
  • Free tier with legally binding signatures and no expiry
  • Accepts a wide range of upload formats (PDF, Word, PowerPoint, Excel, images)
  • SOC 2 Type II and HIPAA (BAA) on every paid plan; API on all tiers

Cons

  • Free plan capped at 1 sender, 1 template, 3 documents/month
  • Additional senders billed as a separate monthly charge
  • Document signing links limited to single-signer documents
  • Focused on signing rather than broader proposal/CPQ tooling

How to send a document

  1. Click “New Document” and upload a file or choose a template
  2. Place fields and assign each to the right recipient (or “only me”)
  3. Set a signing order if signers sign in sequence
  4. Send through SignWell or copy a signing link (single-signer)
  5. Track viewed/signed status; all parties get a final copy
Free $0 Light $10/mo flat Business $30/mo flat Enterprise custom

Compliance: ESIGN, UETA, eIDAS, SOC 2 Type II (paid), HIPAA BAA (paid), GDPR, 21 CFR Part 11 controls.

A mobile-first signing app known for a simple experience across phone, tablet and web, with solid integrations into everyday productivity tools.

Pros

  • Native integrations with Google Workspace, Microsoft 365 and HubSpot
  • Clean mobile apps with a low learning curve
  • eSignature API/SDK available (Build Your Plan)
  • Add-ons for regulated workflows: HIPAA and 21 CFR Part 11

Cons

  • No permanently free plan — paid required after the 14-day trial
  • API, SSO, SMS, bulk send and compliance add-ons cost extra
  • Strictly per-seat pricing scales linearly with users
  • Annual billing advertises savings that equal 12× the monthly rate

How to send a document

  1. Sign in (web or mobile) and select “Request Signature” / upload the document
  2. Add recipient emails and set the signing order
  3. Drag and assign signature, initials, date and text fields
  4. Add an optional message and send — signers use a link, no account
  5. Track status and download the signed file with its audit trail
Personal $10/user/mo Business $20/user/mo Business Pro $30/user/mo Build Your Plan custom

Compliance: ESIGN, UETA, eIDAS, SOC 2, GDPR; HIPAA and 21 CFR Part 11 as add-ons.

Competitively priced signing that shines inside the broad Zoho ecosystem, with a wide range of signer-authentication options and a permanent free plan.

Pros

  • Permanent free plan (1 user, 5 envelopes/month)
  • Deep Zoho integration plus cloud storage (Dropbox, Box, Drive, OneDrive) and Zapier
  • Many authentication options: email, SMS and WhatsApp OTP, government ID, KBA
  • Enterprise adds REST APIs, bulk send, payments and QES/AES signatures

Cons

  • Free and Standard plans cap monthly envelopes (5 and 25/user)
  • APIs, webhooks, bulk send and QES limited to Enterprise
  • Some functions (SMS, advanced signatures) consume purchased credits
  • No fixed public USD price list; rates vary by region and cycle

How to send a document

  1. Choose “Send for Signatures” and upload a document or template
  2. Add recipients, assign roles/order and an authentication method
  3. Place and assign fields (signature, initials, date, text)
  4. Add a message and send — recipients get an email link
  5. Track and download the completed file with its certificate
Free $0 Standard ~$10/user/mo Professional ~$16/user/mo Enterprise ~$22/user/mo

Compliance: ESIGN, UETA, eIDAS, ISO/IEC 27001, 21 CFR Part 11 & EU Annex 11 (Enterprise), HIPAA (BAA), GDPR/CCPA.

OneSpan Sign

onespan.com ↗

Built for high-assurance and regulated environments, with a broad compliance posture (including FedRAMP), strong authentication and a full white-label API.

Pros

  • Broad compliance: FedRAMP, SOC 2 Type II, ISO/IEC 27001, 27017 and 27018
  • Full REST API with embedded/white-label signing and SSO (Enterprise)
  • Authentication spans email, SMS, KBA, government-ID and biometrics
  • Signing experience stated to be WCAG 2.1 AA compliant

Cons

  • Most pricing is gated behind contact-sales
  • No published mid-tier between $22/user/mo Professional and custom Enterprise
  • Professional is tied to an annual commitment (no true monthly)
  • Advanced authentication/verification features are usually paid add-ons

How to send a document

  1. Upload the document(s) into OneSpan Sign
  2. Add the recipients / signers
  3. Place signature blocks and other fields on the document
  4. Choose an authentication method (email, SMS, KBA, ID verification)
  5. Click “Send to Sign” — each signer opens the link and signs
Professional $22/user/mo Enterprise custom Developer sandbox free

Compliance: ESIGN, UETA, eIDAS, SOC 2 Type II, ISO/IEC 27001/27017/27018, FedRAMP, HIPAA, GDPR, WCAG 2.1 AA.

Foxit eSign

foxit.com/esign ↗

Part of the wider Foxit PDF ecosystem, Foxit eSign offers a low entry price, a free basic tier and strong compliance options including qualified signatures.

Pros

  • Low entry price ($120/user/year) plus a free tier for basic signing
  • Business tier: unlimited envelopes/templates, web forms, bulk send and API
  • SOC 2 Type II, HIPAA (BAA), FDA 21 CFR Part 11 and QES support
  • Integrates with the Foxit PDF ecosystem and Foxit Pay for payments

Cons

  • Exact prices appear via structured data/“Buy Now” rather than on-page text
  • eSign Business requires a 5-license minimum
  • HIPAA BAA availability is tied to higher plans
  • eIDAS QES depends on a qualified trust service provider and configuration

How to send a document

  1. Upload or import the document, or start from a template
  2. Add recipients and set the signing order
  3. Drag and assign signature, initial, date and text fields
  4. Set authentication and optional branding, then send
  5. Signers complete the fields; everyone gets the file + completion certificate
Essentials $120/user/yr Business $300/user/yr Volume custom Basic free

Compliance: ESIGN, UETA, GDPR, SOC 2 Type II, HIPAA (BAA), FDA 21 CFR Part 11, eIDAS (Advanced & QES).

Not sure which features matter? Our buying guide walks through the seven questions that decide the right fit — volume, signers, compliance, integrations and more. Read: how to choose an e-signature service →

Still weighing the options?

Brush up on the fundamentals, or learn how to keep every signature secure before you commit.

E-signatures explained Security guide