No accounts · Runs in your browser
Small tools. Done in the tab.
Lite Tools is a set of everyday utilities that run entirely on your device. Count words, convert units, tidy JSON, generate a password — then close the tab. We never see what you type.
20 tools
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Word counter
Count words, characters, sentences, and reading time in any language.
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Text cleaner
Trim lines, drop empties, remove duplicates, and collapse extra spaces.
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URL encode / decode
Percent-encode or decode query values and full URLs.
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Chinese convert
Convert between Simplified and Traditional Chinese in your browser.
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Case converter
UPPER, lower, Title Case, camelCase, snake_case, and kebab-case.
Convert
Unit converter
Convert length, weight, temperature, and volume between metric and imperial.
Convert
Color converter
Convert HEX, RGB, and HSL with a live swatch and copy buttons.
Convert
Unix timestamp
Convert epoch seconds or milliseconds to UTC and local time, and back.
Convert
China postcode lookup
Look up 邮政编码 by code or place name — offline district data.
Calculate
Percentage calculator
What is X% of Y, what percent is X of Y, increase, decrease, and percent change.
Calculate
Date calculator
Days between two dates, or add and subtract days from a date.
Calculate
RMB uppercase
Turn a yuan amount into 人民币大写 for forms and receipts.
Calculate
Calculator
On-page calculator with keyboard support and a safe expression parser.
Developer
JSON formatter
Pretty-print, minify, and validate JSON with a clear error message.
Developer
Password generator
Create a random password on your device. Choose length and character sets.
Developer
Base64 encode / decode
Encode or decode Base64, including Unicode text.
Developer
UUID / ULID generator
Create UUID v4 and ULID identifiers locally, one or many at a time.
Developer
Hash generator
SHA-1, SHA-256, SHA-384, and SHA-512 digests via Web Crypto.
Developer
HTML encode / decode
Escape or unescape < > & " ' and numeric entities.
Developer
JWT decoder
Inspect JWT header and payload locally — no signature verification.