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Life & fun · alternatives · 2026

24 alternatives to SwiftShrink – compress an image to an exact KB size, in the browser

Shrink any JPG, PNG, WebP, AVIF or HEIC photo to 100 KB or under — instantly, in your browser. No uploads, no sign-up. 100% free and private.

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

    Hi HN, CompressImageX.com is a straightforward image compressor that helps reduce file sizes without killing quality. •Adjustable quality settings (lossy/lossless) •Batch compression supported •Fast, works offline (thanks to WebAssembly) •No watermarks, no tracking Useful for devs, bloggers, or anyone who wants lighter images. Let me know what you think!

    2024 · compressimage.app · its alternatives →

  2. 2

    Peter Hrynkow - Vancouver Tech Leader

    2015 · peterhrynkow.com · its alternatives →

  3. 3

    Reduce image size up to 90% in seconds, free & works offline

    2022 · compressimage.io · its alternatives →

  4. 4

    Photos converted & compressed to multiple formats locally

    Jun 2026 · imgkilo.com · its alternatives →

  5. 5

    Your pics converted & compressed to multiple formats locally

    2024 · its alternatives →

  6. 6

    Shrink images, boost performance and more. Stay private.

    Feb 2026 · tinyimagekit.com · its alternatives →

  7. 7

    Effortlessly compress and convert images

    2025 · its alternatives →

  8. 8
    Sukat▲3

    Compress Images to a Target File Size

    May 2026 · sukatapp.com · its alternatives →

  9. 9

    Compress JPG, PNG, GIF, AVIF & WebP images instantly

    Jul 2026 · 99tools.net · its alternatives →

  10. 10

    Compress images to an exact KB size privately

    Jul 2026 · fittokb.com · its alternatives →

  11. 11

    Compress HEIC, JPG & PNG

    Aug 2026 · tryquickimg.com · its alternatives →

  12. 12

    Free online resize image to 20kb, 50kb

    2025 · its alternatives →

  13. 13

    Reduce file size from mb to kb online free

    2025 · pixoate.com · its alternatives →

  14. 14

    Batch image & video compression for mac

    Dec 2025 · shrinkpad.app · its alternatives →

  15. 15

    Compress & convert images

    Jul 2026 · compressfor.com · its alternatives →

  16. 16

    Hey HN, I built a small web tool to convert JPG, PNG, and WebP images into AVIF — no sign-up, no compression limits, no backend storage. It started as a weekend side project after I got frustrated with most AVIF converters being either too slow, paywalled, or without preview/download flexibility. Key features: - Drag & drop or multi-file upload - AVIF output with 100% quality (or configurable in backend) - Live image preview + original vs AVIF size savings - Individual or ZIP download - Built with Laravel, Tailwind, and vanilla JS - Images auto-delete after 2 hours No ads, no analytics.…

    2025 · pngtoavif.com · its alternatives →

  17. 17

    Convertmbtokb.com - mb to kb image compressor

    2025 · its alternatives →

  18. 18

    I built heicconvert.it — a fast, private, and completely browser-based HEIC/HEIF image converter that supports output conversion to JPEG, PNG, WebP, or even AVIF. Why I made it: - Photos from iPhones often come in HEIC format, which isn’t broadly supported everywhere. - Existing tools tend to require uploads, compromise privacy, or feel clunky. - I wanted a zero-friction, client-side tool where conversion happens instantly, in your browser, without ever touching a server. Try it - https://www.heicconvert.it - No signup, no tracking, and no data is sent to anyone. What’s…

    2025 · heicconvert.it · its alternatives →

  19. 19

    Free image compressor for jpeg, jpg, png, webp, avif

    2025 · its alternatives →

  20. 20

    Free online image compressor

    2025 · brillex.io · its alternatives →

  21. 21

    Compress, resize & convert images — 100% in-browser

    May 2026 · imagetools.renderlog.in · its alternatives →

  22. 22

    Compress images to exact KB — free, no signup

    Jun 2026 · compress-kit.onrender.com · its alternatives →

  23. 23

    Online image compression/optimization web app

    2024 · its alternatives →

  24. 24

    A convertoer designed to locally run in ur browser

    Jul 2026 · heic-jpg-convert.vercel.app · 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 →