1. Convert units, currencies, and timezones instantly by typing a number and a few letters. Use a dedicated numpad to switch keyboards. Learn conversion patterns over time. Fetch current currency rates and display approximate values when needed.
JSON, XML, YAML, and HTML can be formatted or encoded/decoded. JavaScript code can be beautified or minified. MD5, SHA-1, SHA-256, SHA-512, CRC32, and other hashes can be generated. Base64 encoding and decoding is supported.
Measure heart rate and estimate levels using phone camera and flash. Detects blood flow changes via photoplethysmography. Provide real-time readings and indicators. Guide users on proper positioning and lighting for accurate results.