Conversion Tools
6 tools
Unit converters, number system converters, and data transformation utilities
Number Base Converter — Binary, Hex, Decimal & Octal
conversion
Convert numbers between binary, hexadecimal, decimal, octal, and any custom base (2-36) instantly. Free, private, no sign-up — all processing happens in your browser.
Image Compressor
conversion
Reduce image size up to 80% — compress JPEG, PNG & WebP in your browser, no upload needed. Batch 20 images, adjust quality, compare before & after. Free & private.
Length Unit Converter — Metric, Imperial & More
conversion
1 inch = 2.54 cm, 1 foot = 0.3048 m, 1 mile = 1.609 km. Convert between 16 length units instantly — metric, imperial, nautical & astronomical. Free, private, runs in your browser.
Temperature Converter — Celsius, Fahrenheit, Kelvin, Rankine
conversion
0 °C = 32 °F = 273.15 K = 491.67 °R. Convert Celsius, Fahrenheit, Kelvin & Rankine instantly — free, private, browser-based. Includes conversion formulas, step-by-step guides, and reference charts.
Volume & Liquid Measurement Converter — 15 Units
conversion
1 liter = 0.2642 US gallons, 1 cup = 236.6 mL. Convert volume & liquid capacity between 15 units — metric, US customary, imperial & cooking measurements. Free online converter, 100% private, runs in your browser.
Weight Converter — kg, lbs, oz, g, Stone & 10 More Units
conversion
1 kg = 2.205 lbs · 1 oz = 28.35 g · 1 stone = 14 lbs. Convert weight between 13 units — metric, imperial & troy. Includes conversion tables, formulas & real-world references. Free, private, runs in your browser.