SignSimple alternatives

Tools that do what SignSimple does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from SignSimple.

Read 2026-10-20

With a free plan or free to use: SignDocs Brasil, Portant, FastForm, Foxit PDF Services (MCP), Invoice Data Extraction.

10 alternativesUnlike SignSimple

#1
PostalForm Documents MCP · open
Uploads a PDF or typed letter, prints it, and mails it through USPS, with optional certified tracking and return receipts.
More widely used
23.6k
Active
From $3 once
#2
SignDocs Brasil Documents MCP · sign-in
Signs PDF documents electronically and digitally, sending signers email links and recording an audit trail with ICP-Brasil certificates.
More widely used
4
Active
From ≈ $2.95/mo
#3
Portant Documents MCP · sign-in
Fills Word, Google Docs and PDF templates with HubSpot deal fields, then sends them out for signature and payment.
Also: Workflow automationMore widely used
57.5k
Active
From $42/mo
#4
Esignatures Documents MCP · sign-in
Collects e-signatures on responsive contract pages, logging audit trails, and sends contracts via API, SMS, email or bulk lists.
Also: Workflow automationMore widely used
1.6k
Active
From $0.49 per use
2017
#5
GoodSign Documents MCP · open
Collects signatures on uploaded PDFs via emailed links, logging each open and signature to an audit trail.
Also: Agents
995
Active
From $1.50 per use
#6
FastForm Documents
Uploads documents, adds signature fields, and sends for electronic signing without requiring signers to create accounts.
More widely used
3
Active
From $10/mo
#7
Foxit PDF Services (MCP)Documents
Edits, converts, annotates and signs PDF files in desktop, mobile and web apps, and offers PDF SDKs and APIs for developers.
More widely used
264k
Active
From $4.99/mo
1996
#8
PieterPost Documents MCP · sign-in
Accepts letters or PDFs online, prints them, adds postage, and mails physical copies to recipients.
More widely used
601
Active
From ≈ $3.37 per use
#9
DocsAutomator Documents MCP · sign-in
Generates documents from templates and data, then sends them for e-signature or one-click acceptance and files the signed copies back.
Also: Workflow automationMore widely used
3.4k
Active
From $19/mo
#10
Invoice Data Extraction Documents MCP · sign-in
Reads uploaded invoice PDFs and images and writes the fields you specify to a spreadsheet, with source page references.
Also: Data extractionMore widely used
1.7k
Active
From $12 once

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How this list is made: the words SignSimple is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.