Growth · alternatives · 2026
24 alternatives to ImagZilla
Compress, Convert & Optimize Images Online
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
CompressImage.io▲261Reduce image size up to 90% in seconds, free & works offline
2022 · compressimage.io · its alternatives →
- 2
OptimizeImages▲326Convert & compress images up to 90%, webp & AVIF supported
2022 · optimizeimages.com · its alternatives →
- 3JI
Convert any major image format into a highly optimized JPEG
2016 · jpeg.io · its alternatives →
- 4
AnyWebP▲186Convert WebP to JPG/PNG/ICO and image formats back to WebP
2021 · anywebp.com · its alternatives →
- 5
Easily convert any image to JPEG, PNG, WebP, PDF, AI & more
2023 · convertimg.com · its alternatives →
- 6
Free online JPG converter. Convert JPG to PNG, WebP, PDF, GIF and more. Compress JPG images. No signup required.
2013 · nicenicejpg.com · its alternatives →
- 7
JPEG.to optimizes and converts JPEG images. Compress JPEG photos for web and email, convert JPEG to PNG, WebP, PDF, and 50+ formats. Professional image optimization tools with bulk processing.
2021 · jpeg.to · its alternatives →
- 8
- 9
Free, fast, privacy-focused JPG to WebP conversion
2025 · jpgtowebp.io · its alternatives →
- 10
Convert WebP to JPG in high-speed batches up to 1,000 files. Plus 60+ free online image resizers, croppers, and format converters with 100% privacy.
Aug 2026 · freewebptojpg.com · its alternatives →
- 11
Hey HN I built ResizeImage.dev that runs 100% client-side — nothing gets uploaded, and it’s instant. What it does Resize, crop, and optimize images directly in your browser Supports JPG, PNG, WebP Works offline (PWA-ready) No tracking, no server, no data collection How it works It uses the Canvas API and WebAssembly codecs to process everything locally. All transformations happen in-memory, so no files ever leave your machine. Why I built it I needed a simple, no-BS way to resize images for web and social media — something fast, private. Try it https://resizeimage.dev Feedback…
2025 · resizeimage.dev · its alternatives →
- 12
Convert PNG & JPG to ultra-light WebP. Offline. Fast.
2025 · s3dmaker.gumroad.com · its alternatives →
- 13
Free image compression & conversion tools online
2025 · its alternatives →
- 14
Optimize images Online with this free optimizer tool, compress, convert and optimize images in PNG, JPEG, SVG, AVIF, WebP and GIF formats, and get SEO tags for your html.
2022 · optimizeimages.com · its alternatives →
- 15
- 16
Compress JPG, PNG & WebP images instantly.
Jun 2026 · imgcompressorpro.com · its alternatives →
- 17
Fast png, jpeg & webp compressor | compressimg
2025 · compressimg.app · its alternatives →
- 18
Resize, Compress & Convert JPG/PNG/WebP in One Click
2025 · its alternatives →
- 19
- 20
Compress JPG, PNG, GIF, AVIF & WebP images instantly
Jul 2026 · 99tools.net · its alternatives →
- 21
- 22
100% private, client-side batch WebP converter & compressor
Aug 2026 · thewebpstudio.com · its alternatives →
- 23
Convert images to WebP for faster website performance
Jun 2026 · free2tools.com · its alternatives →
- 24
Convert, resize, optimize images privately in your browser
Aug 2026 · freewww.com · 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 →