NanoID Generator
// Generate compact, URL-friendly unique IDs
Alphabet:
4SnLtbTBfT6ekR9T8mE0X
Entropy: ~126 bits per ID
#About NanoID Generator
Free online NanoID generator. Create compact, URL-friendly unique identifiers with configurable alphabet and length. A modern alternative to UUID. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What is NanoID? ▾
NanoID is a tiny, secure, URL-friendly unique string ID generator. With its default alphabet of 64 characters and length of 21, it provides a collision probability similar to UUID v4.
How does NanoID compare to UUID? ▾
NanoID is shorter (21 chars vs 36), URL-friendly by default, and uses a configurable alphabet. UUIDs follow a strict format and are more widely recognized.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/nanoid-generator" width="100%" height="500" frameborder="0" title="NanoID Generator"></iframe>