Dev tools · alternatives · 2026

24 alternatives to StampPDF

Secure, PDF stamping with smart auto-positioning

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

1
StampPDF
Auto-place stamps, signatures & seals on PDFs in seconds
Apr 2026 · its alternatives →
2
Free, in-browser PDF editor▲791
BreezePDF lets you edit, sign, merge, compress, redact, OCR, fill forms, extract tables, and use 30+ more PDF tools — all in the browser, no sign-up. Files never leave your computer. I built it because when people search Google for common PDF tasks, many of the tools they find upload documents to a server. I wanted an option that keeps files local instead. I posted an earlier version on HN last spring: https://news.ycombinator.com/item?id=43880962 At the time it only supported a small set of features. Over the last 10 months I rebuilt large parts of it and expanded it to…
2025 · breezepdf.com · its alternatives →
3
Encrypt PDF▲77
Encrypt/password protect PDF for free
2023 · onepdf.online · its alternatives →
4
PrivatePDF – minimal PDF editor that runs in the browser▲14
I created this tool to make it quick and easy to sign PDF contracts, without having to deal with installing additional software and without worrying that my PDFs will get uploaded to a third party. It supports the bare minimum for my most common usecases. It is not intended to be a full-featured PDF editor. Features include filling PDF forms, inserting images and text, and rotating PDFs. Check it out by either picking a PDF of your own - https://photown.github.io/private-pdf/, or with a preloaded sample PDF -…
2023 · github.com · its alternatives →
5
ClickPDF▲4
100% private, browser-based PDF tools. No file uploads.
Aug 2026 · clickpdf.in · its alternatives →
6
PDF Protector - Unlock, Lock PDF▲9
Secure, remove, edit PDF security password
2025 · apps.apple.com · its alternatives →
7
SecurePDF▲5
Browser-based pdf encryption and password protection
2025 · securepdf.io · its alternatives →
8
ToolPDFs▲25
57 private document tools that run in your browser
Aug 2026 · toolpdfs.com · its alternatives →
9
GuardPDF▲11
Privacy-first pdf tools – 100% local processing
Oct 2025 · guardpdf.com · its alternatives →
10
SecureViewPDF▲2
Give clients view-only PDF links. Revoke access anytime.
Nov 2025 · its alternatives →
11
YourPDF▲7
Pdf manipulation tools
2025 · yourpdf.page · its alternatives →
12
MyPDFSign▲7
Free, fast, and private online PDF signature tool
2025 · its alternatives →
13
Lock PDF▲2
Password protect and encrypt your PDF online
2018 · lockpdf.com · its alternatives →
14
KickPDF▲5
The Only PDF Tool You'll Ever Need - Free & Secure
2024 · kickpdf.com · its alternatives →
15
FavorPDF▲10
Every PDF tool you need — free, private, no sign-up
Jul 2026 · favorpdf.com · its alternatives →
16
OCRforPDF▲15
Make PDF Searchable | Online PDF OCR Converter
2025 · ocrforpdf.com · its alternatives →
17
SafePDF▲2
Secure, offline PDF tools. Merge & convert without uploads.
Nov 2025 · safepdf.vercel.app · its alternatives →
18
KeptPDF▲4
Redact for real. Do everything. Upload nothing.
Jun 2026 · keptpdf.com · its alternatives →
19
CovePDF▲6
Free PDF Reader - More advanced than others - Great UI
2017 · its alternatives →
20
LeedPDF▲8
Free PDF Annotation Tool that feels like sketching on paper
2025 · leed.my · its alternatives →
21
FinishPDF▲3
Private PDF tools that never upload your documents
Aug 2026 · finishpdf.com · its alternatives →
22
PDFlastica▲9
Sign PDFs offline with typed and drawn signatures
Jul 2026 · garmahis.com · its alternatives →
23
SecurePDFSuite▲3
11 free PDF tools that run 100% locally
Jul 2026 · securepdfsuite.com · its alternatives →
24
SafePDF▲1
Protect, Seal and Encrypt your PDF files in seconds
Feb 2026 · its alternatives →

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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 →