13 professional conversion tools that run entirely in your browser. Number bases, units, timestamps, data formats — all free, all instant, all private. No uploads, no signup, no limits.
Click any tool to start converting instantly. Every tool works in your browser — your data never leaves your device.
Convert Unix timestamps to human-readable dates and back. Supports seconds and milliseconds.
Convert numbers between binary, octal, decimal and hexadecimal bases instantly.
Convert between Celsius, Fahrenheit and Kelvin with instant results and formula display.
Convert length, weight, volume, speed, area and data units. 50+ unit types supported.
Convert between bytes, KB, MB, GB, TB and PB. Binary (1024) and decimal (1000) modes.
Convert Roman numerals to Arabic numbers and back. Supports values up to 3999.
Convert binary code to ASCII text and text to binary. Supports 8-bit encoding.
Convert hexadecimal strings to readable ASCII text and text to hex values.
Interactive ASCII reference chart with decimal, hex, octal and binary values. Search and filter.
Convert millisecond epoch timestamps to dates and dates to epoch. Multiple timezone support.
Convert between 150+ world currencies with live exchange rates. Updated daily from public APIs.
Convert XML data to clean JSON format. Handles attributes, nested elements and namespaces.
Convert JSON data to well-formed XML with customizable root element and indentation.
Developers spend an average of 23 minutes per day on manual data conversions — converting between number bases, reformatting JSON, parsing timestamps. That adds up to over 100 hours per year of repetitive work that a good conversion tool eliminates in seconds.
Our Number Base Converter handles binary, octal, decimal, and hexadecimal in a single interface — no more mental math or switching between calculator apps. The Unix Timestamp Converter parses epoch values instantly, saving you from decoding cryptic log entries.
For data migration tasks, the JSON to CSV and CSV to JSON tools handle nested objects, arrays, and special characters correctly — no more writing one-off Python scripts for simple format changes.
Every tool runs entirely in your browser. Your data never touches our servers. Whether you're converting sensitive production data or just checking a hex value, your privacy is absolute.
Convert between binary, hexadecimal, octal, and decimal instantly. Essential for developers working with low-level data, networking, or embedded systems.
Convert temperature, length, weight, volume and more. Stop Googling "feet to meters" — get precise conversions with full unit breakdowns.
Transform data between JSON, CSV, Base64, and other formats. Perfect for API testing, data migration, and format-shifting between systems.
Convert Unix timestamps to human-readable dates, parse epoch values, and work across timezones. Crucial for debugging logs and scheduling.
Why juggle 10 different converter websites when one does it all?
Choose from number base, unit, timestamp, data format, or other specialized converters above.
Type or paste the value you want to convert. Most tools auto-detect the input format and show instant results.
Get conversions across all supported output formats simultaneously. No need to run the tool multiple times.
Click to copy any result to your clipboard. All conversions happen in your browser — your data never leaves your device.
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