CyberChef
DevToys
Base64Encode.dev
CryptoTools.tech
CapyToolkit
AppErgo
CipherKit.app
Web app and framework offering modular conversion, encoding and encryption

Base64Encode.dev
Decodebase64.io
Base64.ai
Base64-Image.org
Base64Image.org
Decode Tools
CyberChef
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, Cryptii seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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Cryptii
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| Website | cryptii.com | 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
No analysis of ToolStack.tools yet.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using Cryptii and ToolStack.tools. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Cryptii.com rounds out our top 5 with its versatile encode and decode platform that handles Base64 alongside numerous other encoding schemes. - Source: dev.to / about 1 year ago
Tracking ToolStack.tools since Oct 2026.
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Our Base64 Decoder converts Base64 encoded data back to its original format, including text, binary, and images. It’s a fast, free, and easy to use tool.
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Extract text, data, photos and more from all types of docs
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30+ free, fast, private crypto tools — calculators, converters & in-browser cryptography. No sign-up.
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