All Tools

🔢

Number to Words

Convert numbers to written English words. Supports integers, decimals, currency, and ordinal numbers for chec…

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Roman Numeral Converter

Convert between standard numbers and Roman numerals (1-3999). Includes validation for proper Roman numeral fo…

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Binary Converter

Convert between decimal, binary, octal, and hexadecimal number systems. Essential for programming and compute…

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Percentage Calculator

Calculate percentages, percentage changes, and differences. Three modes for all common percentage calculation…

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Fraction to Decimal

Convert fractions to decimals and decimals to fractions. Simplify to lowest terms and handle mixed numbers.

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Cooking Converter

Convert cooking measurements — cups, tablespoons, grams, ml, ounces. Ingredient-specific conversions for baki…

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Shoe Size Converter

Convert shoe sizes between US, UK, EU, and CM systems for men, women, and children. Includes width sizing gui…

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Fuel Efficiency Converter

Convert fuel efficiency between MPG, km/L, and L/100km. Compare fuel economy across measurement systems world…

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Tip Calculator

Calculate tips for restaurants and services. Split bills between groups with custom tip percentages and round…

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BMI Calculator

Calculate Body Mass Index from height and weight. Metric and imperial units with BMI category explanation.

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Data Size Converter (Bytes to TB)

Instantly convert between bytes, KB, MB, GB, TB, and PB — with both decimal (base-1000) and binary (base-1024…

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File Size Unit Translator

Instantly convert any file size — bytes, kilobytes, megabytes, gigabytes, terabytes, and their binary counter…

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Bits vs Bytes Converter

Convert instantly between bits and bytes across every SI (kilo/mega/giga/tera) and IEC (kibi/mebi/gibi/tebi) …

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Download Time Estimator

Find out exactly how long a file will take to download or upload based on your connection speed — with instan…

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Base64 Size Overhead Calculator

Find out exactly how many extra bytes Base64 encoding adds to any file or data chunk — with byte-level math s…

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Image Dimension to File Size Estimator

Enter image width, height, bit depth, and format to instantly estimate both uncompressed raw size and realist…

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Video Bitrate & File Size Calculator

Calculate your video file size from bitrate and duration, or find the exact bitrate needed to hit a target fi…

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Storage Capacity Planner

Find out exactly how many photos, songs, or videos fit on any drive — phone, SD card, SSD, or hard disk — bas…

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Bytes to Human-Readable Formatter

Paste any raw byte count and instantly get a clean, human-readable file size — choose between binary (KiB/MiB…

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Hex / Decimal / Binary Size Converter

Convert any number instantly between hexadecimal, decimal, and binary — with byte-size labels and bit-width d…

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Text & String Size Calculator

Paste any text to instantly see its exact byte size in UTF-8, UTF-16, and ASCII encodings — revealing why the…

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Upload Limit Checker

Check your file size against upload limits for Gmail, WhatsApp, Outlook, Discord, Slack, web forms, and more …

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