All Free Online Tools

Calculate your monthly mortgage payment with taxes and insurance. Free mortgage calculator with full amortization schedule. No signup required.

Calculate percentages instantly: find X% of Y, percentage change, or what percent X is of Y. Free online percentage calculator - no signup required.

Generate strong, random passwords instantly. Customize length, symbols, numbers, and case. Free secure password generator - no data stored.

Generate QR codes for URLs, text, and more. Customize colors and size. Download as PNG. Free online QR code generator - no signup required.

Calculate your Body Mass Index (BMI) instantly. Supports metric and imperial units. Free BMI calculator with health category ranges.

Calculate your exact age in years, months, and days. Find total days lived, weeks, and days until next birthday. Free online age calculator.

Calculate your monthly loan EMI, total interest, and payment breakdown. Free EMI calculator for home, car, and personal loans. No signup.

Calculate tips and split bills instantly. Choose preset or custom tip percentages. Free tip calculator with per-person breakdown.

Format, validate and beautify your JSON data instantly. Supports syntax highlighting, error detection, and minification. Free online tool - no signup required.

Count words, characters, sentences, and paragraphs instantly. Includes reading and speaking time estimates. Free online word counter - no signup.

Encode text to Base64 or decode Base64 to text instantly. Supports UTF-8. Free online Base64 encoder and decoder - no signup required.

Test regular expressions with real-time highlighting, match details, and capture groups. Free online regex tester - no signup required.

Pick colors and convert between HEX, RGB, and HSL formats instantly. Free online color picker with visual preview - no signup required.

Generate random UUID v4 identifiers instantly. Bulk generation, uppercase, and hyphen options. Free UUID generator - no signup required.

Generate MD5 hashes from any text instantly. Free online MD5 hash generator with one-click copy - no signup required.

Encode and decode URLs and query parameters instantly. Supports encodeURIComponent and encodeURI. Free online URL encoder/decoder.

Generate SHA-256 hashes from any text using the Web Crypto API. Free online SHA-256 hash generator - no signup required.

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more. Free online case converter.

Create beautiful CSS gradients with a visual editor. Supports linear, radial, and conic gradients. Copy CSS code instantly. Free online tool.

Convert between Unix timestamps and human-readable dates. Live current timestamp, ISO 8601, and UTC formats. Free online timestamp converter.