Dev tools · alternatives · 2026

24 alternatives to Firma Total

Sign PDFs locally with visible signatures or PAdES

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   Firma.dev▲310

   E-signatures API for your app averaging ~3¢ per envelope

   Jun 2026 · firma.dev · its alternatives →

2. 2
   Documenso▲760

   Enterprise-Grade Signature Infrastructure for Everyone

   2023 · documenso.com · its alternatives →

3. 3
   Firmalo▲6

   Sign PDFs online free, no signup or watermark

   Jul 2026 · firmalo.io · its alternatives →

4. 4
   open-pdf-sign▲105

   Open-source tool for digitally signing PDFs

   2022 · openpdfsign.org · its alternatives →

5. 5
   Single Player Mode▲387

   Sign documents for free, with or without an account

   2023 · app.documenso.com · its alternatives →

6. 6
   OpenSign™: Open Source DocuSign & more▲109

   Enterprise-Level Document Signing Goes Open-Source

   2023 · opensignlabs.com · its alternatives →

7. 7
   DottedSign▲110

   The e-signature solution for your business

   2019 · dottedsign.com · its alternatives →

8. 8
   Just sign PDF▲82

   Sign your PDF locally without uploading it to any server

   2023 · its alternatives →

9. 9
   PDFlastica▲9

   Sign PDFs offline with typed and drawn signatures

   Jul 2026 · garmahis.com · its alternatives →

10. 10
    PDFX.pro▲55

    Privacy-first PDF converter: shrink your pitch deck PDFs

    2024 · pdfx.pro · its alternatives →

11. 11
    MyPDFSign▲7

    Free, fast, and private online PDF signature tool

    2025 · its alternatives →

12. 12FP
    Free PDF signing over email▲16

    2016 · signandreturn.com · its alternatives →

13. 13
    Contractso ▲17

    The Modern Standard for E-Signatures.

    Jan 2026 · contractso.com · its alternatives →

14. 14
    SignPDF.fit▲5

    Sign a PDF in seconds — no account needed

    Jan 2026 · pdf.fit · its alternatives →

15. 15
    UsefulPDF▲7

    Effortlessly create, manage, and e-sign documents with ease

    2023 · hellobonsai.com · its alternatives →

16. 16
    ToolPDFs▲25

    57 private document tools that run in your browser

    Aug 2026 · toolpdfs.com · its alternatives →

17. 17
    firmr

    sign a PDF or whatever

    2024 · its alternatives →

18. 18
    EasyPDFSign▲1

    Free PDF tools for signing, editing, and managing documents

    Sep 2026 · easypdfsign.com · its alternatives →

19. 19
    Pdf Sign by Doctual▲5

    Electronically sign documents for free.

    2018 · its alternatives →

20. 20
    PDF Sign & Fill▲7

    Best app for signing, editing pdf documents

    2025 · apps.apple.com · its alternatives →

21. 21
    LocalSign▲7

    Free PDF editor and signer that runs in your browser

    Jun 2026 · localsign.infrays.org · its alternatives →

22. 22
    SignifyPDF▲2

    100% private, free, local-first PDF signer in your browser

    Jun 2026 · signifypdf.com · its alternatives →

23. 23
    Sign PDF - Digital signature▲6

    Sign PDF documents with realistic hand-drawn signatures

    Mar 2026 · play.google.com · its alternatives →

24. 24
    Open-Source DocuSign Alternative▲16

    Discover OpenSign™, the leading open-source DocuSign alternative for secure & reliable PDF document signing. Our platform offers state-of-the-art encryption, a user-friendly interface & robust API support, making it the go-to solution for individuals and businesses seeking an open-source alternative

    2023 · opensignlabs.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →