Growth · alternatives · 2026

24 alternatives to Smolp

Free, open-source, online image optimization tool

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
   Optimage▲205

   Advanced image optimization tool

   2016 · optimage.app · its alternatives →

2. 2
   Image Optimizer▲88

   A tool for optimizing images and vector graphics

   2021 · github.com · its alternatives →

3. 3OA
   Optimage – Advanced image optimization tool▲39

   2018 · getoptimage.com · its alternatives →

4. 4
   Smlr – re-encode jpegs using butteraugli visual quality measurement▲53

   Re-encode jpeg images with no perceivable quality loss. - jasonmoo/smlr

   2016 · github.com · its alternatives →

5. 5
   TinySharp▲6

   Fast & free image converter tool

   2025 · tinysharp.com · its alternatives →

6. 6
   SNTools▲9

   Free image tools that run 100% in your browser

   Jul 2026 · sntools.space · its alternatives →

7. 7
   Superwebp▲24

   Free png to webp bulk converter

   2025 · its alternatives →

8. 8
   Smolr

   Make images Smolr - Compress images to modern formats

   Jan 2026 · smolr.io · its alternatives →

9. 9
   ImageTools Pro▲6

   Free online image converter, resizer & editor

   2025 · its alternatives →

10. 10
    smllr▲6

    Free, private tools that run in your browser/client-side

    Jul 2026 · smllr.cc · its alternatives →

11. 11
    PixlTools▲9

    The all-in-one free toolkit for image editing.

    Mar 2026 · pixltools.com · its alternatives →

12. 12
    Smallimg▲7

    Hi HN, I built a free image compression tool called Smallimg.cc that runs entirely in the browser. The main motivation was privacy. I was never comfortable uploading potentially sensitive images to a third-party server just for compression. This tool solves that by using JavaScript and WebAssembly to perform all the processing on the client-side. Your files are never transferred over the network. Key features: Total Privacy: Your images never leave your computer. Incredible Speed: No upload/download time, just instant processing. Full Control: You can adjust quality, resize, and convert…

    2025 · smallimg.cc · its alternatives →

13. 13
    PixelTools▲3

    Fast, free bulk image resizer & WebP converter

    Aug 2026 · easy-resize-image.com · its alternatives →

14. 14
    WebP Converter▲17

    Optimize your images

    2025 · nouzi.github.io · its alternatives →

15. 15
    Snappy Image Surgeon▲8

    Professional file optimization tools

    2025 · snappy-image-surgeon.vercel.app · its alternatives →

16. 16
    Smol▲2

    The privacy-first AI Photo, PDF and Video compressor for Mac

    May 2026 · smolmac.com · its alternatives →

17. 17
    TinyWebP▲12

    The Fastest, Most Privacy-Focused Image Compression Tool

    2025 · its alternatives →

18. 18
    ConvertPix▲13

    Free online image converter

    2025 · its alternatives →

19. 19
    Image Optimizer▲9

    Boost Conversions, SEO & Save $$$ On Bandwidth

    2025 · imageoptimizer.co · its alternatives →

20. 20
    Photool▲6

    Offline, lightweight tools built for privacy-first people

    2025 · photool-ph.vercel.app · its alternatives →

21. 21
    Free Online Image Cropper▲8

    Crop your images easily & precisely

    2025 · its alternatives →

22. 22
    ProImageTool▲5

    Free Online Image Tools – No Upload, Full Privacy

    Dec 2025 · proimagetool.com · its alternatives →

23. 23
    Pixizzle▲6

    Free online image optimizer, compressor and webp converter

    2025 · its alternatives →

24. 24
    Free Image Compressor▲2

    Professional image optimization tool

    2025 · blogimagegen.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 →