Alternatives

Products that do what PDFCatalyst does

Browser-only PDF editor — your files never leave the tab

1. 1FI
   Free, in-browser PDF editor▲791

   Add text, input boxes, pictures, signatures, delete pages, merge PDFs and password protect them. All happening in the browser, 100% free and no sign-up.

   2025 · breezepdf.com

2. 2
   PDF Editor Pro

   Client-side processing. Your files never leave your browser

   Dec 2025

3. 3
   PDFDeal▲3

   Every PDF tool you'll ever need, in one browser tab

   Jul 2026

4. 4
   FileHook▲6

   Edit PDFs in your browser. Free, fast, private.

   Jul 2026 · filehook.app

5. 5
   PDF Tools by Renderlog▲3

   Free PDF tools that never upload your file

   Apr 2026

6. 6
   MoguanPDF▲4

   24 PDF tools, zero uploads. Everything runs in your browser

   Jul 2026 · moguanpdf.com

7. 7
   PDFluna▲1

   Free PDF tools that run 100% in your browser — no uploads

   Jun 2026 · pdfluna.com

8. 8
   PDFTasker▲2

   PDF tools that never upload your files

   Jun 2026 · pdftasker.app

9. 9
   Only PDF Editor▲9

   The private PDF editor — no upload, no login, no watermark

   Jul 2026 · onlypdfeditor.com

10. 10
    FormatDog▲8

    PDF, image, and Office tools — nothing ever uploaded

    Jul 2026 · formatdog.com

11. 11PM
    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

12. 12
    PDF Tools

    15 PDF tools that run in your browser. Files never leave.

    Mar 2026 · pdfutils.dev

13. 13
    Fast PDF Tools▲1

    Free PDF tools that never leave your browser

    Jul 2026 · fast-pdf-tools.com

14. 14
    PDFTools▲10

    Free, private PDF editor — no server uploads, no signup

    Jun 2026 · allaboutpdfediting.xyz

15. 15
    PDF WithMe▲1

    Private PDF tools that never upload your files

    Aug 2026 · pdfwithme.com

16. 16
    pdfslash▲6

    Edit PDF in your browser- your files never leave your device

    Jul 2026 · pdfslash.com

17. 17
    yourbrowsercandoit▲5

    Your browser can do much more than you think.

    Jul 2026 · yourbrowsercandoit.com

18. 18
    Online — Fill, Sign & Edit PDFs Free▲3

    No cloud. No signup. Just your PDF, edited.

    25d ago · pdfxo.co.uk

19. 19
    Offline PDF Editor▲3

    A free, 100% PDF editor — your files never leave your device

    Mar 2026

20. 20
    PDFree — Free PDF Tools, No Limits▲4

    Your PDFs. Your device. No exceptions.

    May 2026 · pdfree.io

21. 21
    ConvertKoro▲3

    Free PDF & image tools that never upload your files

    25d ago · convertkoro.com

22. 22
    ConvertKr▲2

    Free PDF & image tools that never upload your files

    Apr 2026 · convertkr.com

23. 23
    EditPDFs.app▲3

    100% Free PDF editor, private with no sign up

    Feb 2026

24. 24
    FinishPDF▲3

    Private PDF tools that never upload your documents

    28d ago · finishpdf.com

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