Alternatives

Products that do what ImagZilla does

Compress, Convert & Optimize Images Online

1. 1
   CompressImage.io▲261

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

   2022

2. 2
   OptimizeImages▲326

   Convert & compress images up to 90%, webp & AVIF supported

   2022

3. 3
   AnyWebP▲186

   Convert WebP to JPG/PNG/ICO and image formats back to WebP

   2021

4. 4
   JPG to WebP Converter▲6

   Free, fast, privacy-focused JPG to WebP conversion

   Oct 2025

5. 5
   Image Compress – (png, jpg, webp)▲6

   Online image compress

   2025

6. 6
   Free WebP to JPG Converter▲6

   Convert 1,000 images online with folder uploads

   Aug 2026 · freewebptojpg.com

7. 7
   SlimImg▲12

   Free online image compressor

   2025

8. 8
   ImgCompressor Pro▲2

   Compress JPG, PNG & WebP images instantly.

   Jun 2026 · imgcompressorpro.com

9. 9
   Compress Images Online for Free▲8

   Fast png, jpeg & webp compressor | compressimg

   2025

10. 10
    Compress JPG Online Free▲7

    Fast image compression tool

    2025

11. 11
    Image Compressor▲7

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

    Jul 2026 · 99tools.net

12. 12
    WebP Studio▲2

    100% private, client-side batch WebP converter & compressor

    20d ago · thewebpstudio.com

13. 13
    Convert Images to WebP Online▲2

    Convert images to WebP for faster website performance

    Jun 2026 · free2tools.com

14. 14
    FreeWWW Image Converter & Resizer▲2

    Convert, resize, optimize images privately in your browser

    30d ago · freewww.com

15. 15
    Instant Image Resize▲14

    ⚡ Resize and compress images instantly — free & private

    Oct 2025

16. 16
    Free image Converter▲6

    onvert JPG, PNG & WebP images in your browser

    Jul 2026 · garmahis.com

17. 17
    WebP Converter▲3

    Convert thousands of PNG/JPG to WebP locally in seconds

    Jun 2026 · webp-converter-ultimate.com

18. 18
    Free Image Compressor - EzCompress▲6

    Compress JPG, JPEG, PNG & WebP Images for Free — No Upload!

    Jan 2026 · ezcompress.com

19. 19
    Compress JPEG to 100KB▲1

    Free online JPEG compressor. Compress JPG images to 100KB

    Dec 2025 · freetoolsnest.com

20. 20
    Pixerena▲3

    Reduce image file sizes by 90% without losing quality.

    Jun 2026 · pixerena.com

21. 21
    Morphix▲1

    Convert, compress & resize images online for free

    May 2026 · morphix.tools

22. 22
    Resize Image▲1

    Compress images to 100KB privately in your browser

    Jul 2026 · resizeimage.site

23. 23
    ImgSmaller by ToolBridges▲7

    Imgsmaller — free online image compressor

    Sep 2025

24. 24
    JPG to WebP Converter▲6

    Convert to WebP – 50% smaller, 100% secure, Improve SEO

    Nov 2025

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