
TinyPNG
iLoveIMG
Caesium Image Compressor
CloudConvert
ImageOptim
Compressor.io
iLovePDF
Compress and compare images with different codecs, right in your browser

Base64Encode.dev
Decodebase64.io
Base64.ai
Base64-Image.org
Base64Image.org
Decode Tools
Encoder and Decoder
Free online Base64 decoder & encoder that runs entirely in your browser. No signup required, private by design — data never leaves your device. UTF-8 compatible, with Base64URL and file encode/decode support.
Which is more popular?
Based on our record, Squoosh seems to be more popular. It has been mentioned 203 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | squoosh.app | toolstack.tools |
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What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Web developers, designers, bloggers, and anyone needing to optimize images for the web, particularly those concerned about maintaining image quality while reducing file size.
No analysis of ToolStack.tools yet.
Walkthroughs and reviews on video.
Jumbo Squoosh-o’s Review! #SLIMESTAGRAM #JumboSquooshos
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Squoosh and ToolStack.tools. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


The only negative thing about this web app, is that it's not clear which formats are supported in which browsers.
We have no reviews of ToolStack.tools yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Use Squoosh for an interactive local comparison, your CMS's image pipeline, or a hosted tool such as TinyImage. Choose the processing model that fits the image and your workflow. - Source: dev.to / 7 days ago
WebP/AVIF over PNG/JPG: Converted all icons to WebP (using Squoosh) – average size reduction of ~60% (e.g., a 40KB PNG icon became 15KB WebP). - Source: dev.to / 20 days ago
It often comes down to compat, and developer requests. Personally I find in-browser encoding for images inadequate, because it doesn't expose enough options. When we built https://squoosh.app/, we exposed the browser encoders for... - Source: Hacker News / about 2 months ago
Tracking ToolStack.tools since Oct 2026.
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