Dev tools · alternatives · 2026

24 alternatives to UnitMaster

Run powerful PDF, Image, and Dev tools offline. 100% Privacy

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
   PDFMaster▲11

   The secure, free Adobe alternative. Merge, split & edit.

   Jan 2026 · pdfmasterfree.com · its alternatives →

2. 2
   Digital Toolpad▲8

   A suite of dev tools (YAML, JSON, Markdown, regex, csv, etc.) that run entirely in-browser – no tracking, all private.

   2025 · digitaltoolpad.com · its alternatives →

3. 3
   ToolMaster▲1

   34+ PDF tools that never leave your browser

   Aug 2026 · freetoolmaster.online · its alternatives →

4. 4
   ToolPDFs▲25

   57 private document tools that run in your browser

   Aug 2026 · toolpdfs.com · its alternatives →

5. 5
   PDFyogi - Privacy First PDF Tools▲24

   Private and Instant PDF Tools that Run 100% in Your Browser

   2025 · pdfyogi.com · its alternatives →

6. 6
   PDF Manager▲9

   Web PDF Manager that actually works.

   2025 · its alternatives →

7. 7
   PDF Tools▲14

   Free browser-based PDF toolkit — no uploads, no sign-up

   2025 · pdf-vert.com · its alternatives →

8. 8
   Privacy First Tools - Free and Private▲10

   Free online tools for images, PDFs & more - 100% private

   Feb 2026 · privacyfirst.tools · its alternatives →

9. 9
   PDF Toolkit Pro▲1

   100% Offline, Private & Unlimited PDF Manager for Windows

   Aug 2026 · crongy.gumroad.com · its alternatives →

10. 10
    Offline PDF Tools▲5

    Private PDF tools that work 100% offline in your browser

    Jun 2026 · chromewebstore.google.com · its alternatives →

11. 11
    ToolVines▲7

    340+ Free Online Tools — Privacy-First Tools- Image- PDF

    Jul 2026 · toolvines.com · its alternatives →

12. 12
    OnBoxTools▲4

    100+ free tools for PDF, image, text & more

    Jul 2026 · onboxtools.com · its alternatives →

13. 13
    Handy ▲6

    All the tools. One handy place.

    Jan 2026 · handy.senement.com · its alternatives →

14. 14
    PDFKits▲2

    Fast, private PDF tools for everyday tasks

    Feb 2026 · pdfkits.app · its alternatives →

15. 15
    GuardPDF▲11

    Privacy-first pdf tools – 100% local processing

    Oct 2025 · guardpdf.com · its alternatives →

16. 16
    Techsinghe Smart Tools▲2

    67 free PDF & AI tools that run 100% in your browser

    Jul 2026 · techsinghge.in · its alternatives →

17. 17
    ToolBrainy▲7

    Free online tools for developers, creators & students

    Jul 2026 · toolbrainy.com · its alternatives →

18. 18
    ToolMonk▲2

    180+ online tools — from mortgage math to running Java

    Jul 2026 · toolmonk.net · its alternatives →

19. 19
    The Tools Kit▲3

    "Free online tools for everyone. Fast, private,

    Aug 2026 · thetoolskit.co · its alternatives →

20. 20
    FormatDog▲8

    PDF, image, and Office tools — nothing ever uploaded

    Jul 2026 · formatdog.com · its alternatives →

21. 21
    NicheUtils: 40+ Free Dev Tools ▲9

    40+ dev tools that run 100% in your browser - no servers

    2025 · nicheutils.com · its alternatives →

22. 22
    PDFscaler▲4

    Free PDF, image & utility tools that work instantly

    Jul 2026 · pdfscaler.com · its alternatives →

23. 23
    UniToolx▲3

    Privacy-first web tools. Edit PDFs & images locally.

    Jan 2026 · unitoolx.com · its alternatives →

24. 24
    File Conversion Toolkit PDF Converter▲5

    Free online pdf, word & excel tools

    Dec 2025 · pdfconverterpro2.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 →