25 tools · 100% client-side · no login

Tiny tools,
zero friction.

A lightweight toolbox of daily-use utilities — calculators, image editors, formatters, generators. Everything runs in your browser. No uploads, no tracking.

tools

servers

∞

offline

No data leaves devicePWA installable

●Most used

8 tools

Image Format Converter

Case Converter

Math & Logic

Standard Calculator

Quick arithmetic with keyboard support.

Scientific Calculator

Trig, log, powers, constants, full expression parser.

Random Number

Roll a number between 0 and a max value.

Random in Range

Generate a random integer between two custom bounds.

Name / Word Generator

Pull random names from built-in or custom lists.

BMI Calculator

Body Mass Index with metric/imperial units and category scale.

Age Calculator

Exact age in years, months, days, hours. Plus next-birthday countdown.

Time & Data

Calendar + Notes

Pick a date, jot a note. Saved to your browser only.

Tiny Graph Generator

Paste CSV → instant bar, line, or pie chart.

Pomodoro Timer

Custom durations, ticking, and background sounds. Upload your own or add from URL.

Image & Media

Image Cropper

Drag to crop. Runs 100% in your browser.

Tiny Image Editor

Brightness, contrast, grayscale, rotate, flip.

Color Picker

Pick a color, get HEX, RGB, and HSL outputs.

Image Format Converter

Convert images between PNG, JPG, and WebP. Batch supported.

Image Compressor

Shrink JPG/WebP files with a quality slider. Live size preview.

CSS Gradient Generator

Visual linear/radial/conic gradients with copy-ready CSS.

Text & Dev

JSON Formatter

Beautify, minify, and validate JSON.

Base64 Encode/Decode

Convert text to and from Base64.

Password Generator

Strong passwords: length, symbols, numbers, cases.

Word / Character Counter

Live counts of words, characters, sentences, paragraphs.

QR Code Generator

Turn any text or URL into a downloadable QR code.

UUID Generator

Batch-generate RFC 4122 v4 UUIDs. Copy all in one click.

Hash Generator

MD5, SHA-1, SHA-256, SHA-384, SHA-512 — all at once.

URL Encode / Decode

encodeURIComponent / decodeURIComponent with live swap.

Case Converter

UPPER, lower, Title, camelCase, snake_case, kebab-case + more.

No account. No uploads. No tracking.

Bookmark this page and use it offline — TinyToolkit installs as a PWA on any device. Every tool runs in your browser. Your data stays yours.

Read the guideHelp & User Guide →

Tiny tools,zero friction.

Math & Logic

Standard Calculator

Scientific Calculator

Random Number

Random in Range

Name / Word Generator

BMI Calculator

Age Calculator

Time & Data

Calendar + Notes

Tiny Graph Generator

Pomodoro Timer

Image & Media

Image Cropper

Tiny Image Editor

Color Picker

Image Format Converter

Image Compressor

CSS Gradient Generator

Text & Dev

JSON Formatter

Base64 Encode/Decode

Password Generator

Word / Character Counter

QR Code Generator

UUID Generator

Hash Generator

URL Encode / Decode

Case Converter

Tiny tools,
zero friction.