Digital Life

  • Random UUID Generator (v4)
    Generate random version 4 UUIDs instantly. Create 1-50 RFC 4122 compliant UUIDs with options for case and hyphens. Free online UUID generator.
  • GB to TB Converter
    Convert gigabytes (GB) to terabytes (TB) instantly. Choose binary (1024) or decimal (1000) standard for accurate storage capacity conversion.
  • KB to MB Converter
    Convert kilobytes (KB) to megabytes (MB) instantly. Choose binary (1024) or decimal (1000) standard for accurate file size conversions.
  • SD Card / Memory Recording Time Calculator
    Calculate how many hours of video your SD card or memory holds. Enter card size and recording bitrate to estimate total recording time instantly.
  • Bandwidth from Bytes & Time Calculator
    Calculate network throughput in Mbps, MB/s and Gbps from bytes transferred and elapsed time. Great for iperf and speed-test results.
  • Video Bitrate Calculator from Target File Size
    Calculate the video bitrate needed to fit a clip into a target file size. Enter MB and duration to get kbps, with optional audio bitrate subtraction.
  • Screen Size from Diagonal Calculator
    Convert a TV or monitor diagonal size and aspect ratio into real screen width, height and area. Supports 16:9, 21:9, 4:3 and any custom ratio.
  • TB to GB Converter
    Convert terabytes (TB) to gigabytes (GB) instantly. Choose decimal (1000) or binary (1024) standard. Fast, accurate data storage unit calculator.
  • Password Entropy Calculator
    Calculate password entropy in bits from length and character set. Estimate how strong and hard to crack your password is using log2 of the charset size.
  • GB to MB Converter
    Convert gigabytes (GB) to megabytes (MB) instantly. Choose decimal (1000) or binary (1024) standard for accurate data size conversion.
  • Smart Home Data Usage Calculator
    Estimate monthly internet data usage in GB from your smart home camera or streaming bitrate and daily hours. Free Wi-Fi data usage calculator.
  • Data Storage Unit Converter
    Convert data storage units between Bytes, KB, MB, GB and TB using binary (1024) conversion. Fast, accurate digital storage size converter.
  • GB to TB Converter
    Convert gigabytes (GB) to terabytes (TB) instantly. Choose binary (1024) or decimal (1000) standards for accurate storage capacity conversions.
  • Aspect Ratio from Resolution Calculator
    Find the simplified aspect ratio (like 16:9) of any screen or image from its pixel resolution. Enter width and height to reduce by GCD instantly.
  • MB to KB Converter Calculator
    Convert megabytes (MB) to kilobytes (KB) instantly. Choose binary (1024) or decimal (1000) standard and get an accurate KB result.
  • Text to Base64 Encoder
    Free online Base64 encoder. Convert any text or UTF-8 string to Base64 instantly. See input byte count, output length, and learn how Base64 works.
  • URL Encode / Decode Calculator
    Encode or decode text using RFC 3986 percent-encoding. Convert unsafe characters to %XX hex bytes and reverse them back instantly.
  • CIDR to Subnet Mask Converter
    Convert a CIDR prefix (/24, /16, etc.) to a dotted-decimal subnet mask instantly. See total addresses and usable hosts for any IPv4 prefix length 0–32.
  • Base64 to Text Decoder
    Free Base64 decoder. Paste any Base64 string to instantly convert it back to plain text, with decoded byte count and padding details shown.
  • Binary to Octal Converter
    Convert any binary number (base 2) to octal (base 8) instantly. Free online binary-to-octal converter that also shows the decimal value and step grouping.
  • Unix Timestamp Calculator (Seconds & Milliseconds)
    Convert a Unix time in milliseconds to seconds, minutes and days since the epoch. Free Unix timestamp calculator with the exact floor formula explained.
  • Octal to Binary Converter
    Convert any octal (base 8) number to binary (base 2) instantly. Each octal digit maps to 3 binary bits. Free, accurate, with worked examples.
  • Bytes to Bits Converter
    Convert bytes (B) to bits (bit) instantly. Enter a value in bytes and get the exact number of bits using bits = bytes × 8.
  • Internet Speed Test Comparison Calculator
    Compare your measured internet speed to the advertised plan speed. Instantly see what percentage of your promised bandwidth you actually receive.

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