Every tool you need, in one place

Format, convert, compare, and calculate with free browser tools. All 100% easy to use — your data stays on your device.

UUID Generator

Generate 1, 10, 100, or 1000 UUIDs; copy or download

Password Generator

Strong random passwords with length, case, number, symbol, and phrase options

Timestamp Converter

Unix, milliseconds, and date conversions plus current timestamp

Epoch Converter

Convert a Unix epoch number to a readable date

Regex Tester

Test a regular expression against a string

About Free Tool Mate

Free Tool Mate brings together free online developer tools for JSON, XML, SQL, YAML, text, images, and everyday calculations in one fast workspace. Format and validate JSON, beautify SQL queries, convert XML to JSON, decode Base64 and JWT tokens, generate UUIDs, resize images, and much more. Every tool runs entirely in your browser, so your data is never uploaded to a server. No sign-up, no installs, and no limits.