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Developer tools that respect your privacy
>_ Browser-first tools, with edge APIs only when a tool actually needs them.
> AVAILABLE_UTILITIES
Generate unique random IDs (UUID v4) instantly in your browser.
Create secure passwords with custom options, instantly and privately.
Convert between Unix timestamps and human-readable dates, with timezone support.
Count calendar days between two dates or shift a date forward and backward with repeats.
Generate ULIDs (Universally Unique Lexicographically Sortable Identifiers) instantly.
Browse Hacker News top, new, and best stories with filtering by minimum score.
Check your public IP address and approximate IP location, with JSON and plain-text API output.
Look up company logos by domain and copy direct logo URLs from multiple providers.
Count words, characters, and estimate reading time with advanced text analysis.
> FREQUENTLY_ASKED
▸ Are UseConverter tools really free?
Yes. Every tool on UseConverter is completely free to use with no accounts, subscriptions, or hidden fees.
▸ Is my data private when I use these tools?
Absolutely. Most tools run entirely in your browser — your data never leaves your device. The few tools that need network access (like IP lookup) use minimal edge APIs and do not store any user data.
▸ Do I need to create an account?
No. UseConverter requires no sign-up, no login, and no personal information of any kind.
▸ What tools are available on UseConverter?
UseConverter offers 9 free tools including a UUID generator, ULID generator, password generator, epoch converter, day counter, word counter, IP address lookup, Hacker News browser, and logo lookup.
▸ Can I use these tools on mobile?
Yes. All tools are fully responsive and work on phones, tablets, and desktops.
"People will never stop reinventing the wheel"
— My Wife
> Questions or feedback? Say hi