• LLM Tokens to Words & Cost Calculator
    Convert LLM tokens to an estimated word count and compute API cost from a price per 1,000 tokens. Quick estimate for GPT, Claude and other models.
  • ASCII to Decimal Code Converter
    Convert any character to its decimal ASCII / Unicode code point instantly. Enter a letter, digit or symbol to get its numeric value (ord).
  • IP Address to Decimal Converter
    Convert an IPv4 address (a.b.c.d) to its 32-bit decimal integer value. Enter four octets and get the exact long integer representation instantly.
  • RGB to HSL Color Converter
    Convert RGB color values (0-255) to HSL — hue, saturation, and lightness — instantly with the exact conversion formula and a worked example.
  • MB to GB Converter
    Convert megabytes (MB) to gigabytes (GB) instantly. Choose decimal (1000) or binary (1024) standard. Free, accurate MB to GB conversion calculator.
  • Kbps to Mbps Converter
    Convert kilobits per second (Kbps) to megabits per second (Mbps) instantly. Enter a bitrate and get the Mbps value using Mbps = Kbps / 1000.
  • Gigabytes to Megabytes Converter
    Convert gigabytes (GB) to megabytes (MB) instantly. Choose decimal (1000) or binary (1024) base. Fast, accurate GB to MB conversion calculator.
  • Projector Screen Size Calculator
    Convert a diagonal screen size and aspect ratio into exact width, height and area in inches and centimeters for projectors and TVs.
  • Slow Motion Calculator
    Calculate slow-motion playback duration and slowdown factor from your capture and playback frame rates. Free, instant slow-mo video calculator.
  • Video Frame Count Calculator
    Calculate the total number of frames in a video from its duration and frame rate (fps). Enter minutes, seconds and fps to get the exact frame count.
  • WCAG Color Contrast Ratio Calculator
    Check the WCAG 2.x color contrast ratio between two hex colors. See if your text passes AA and AAA accessibility standards for normal and large text.
  • Password Crack Time Calculator
    Estimate how long a brute-force attack needs to crack your password from its length, character set and an attacker's guesses per second.
  • Text to Binary (ASCII) Converter
    Convert any text to binary online. Each character becomes its ASCII code, then an 8-bit binary string. Get spaced, continuous, and decimal output instantly.
  • Video Streaming Bandwidth Calculator
    Estimate how much data video streaming uses. Enter bitrate and duration (or pick a resolution preset) to see GB and MB consumed for your watch session.
  • Epoch Milliseconds to Date Converter
    Convert a Unix epoch timestamp in milliseconds to a human-readable UTC date and time (ISO 8601), with year, month, day, hour, minute and second breakdown.
  • Video Playback Speed Time Calculator
    Find out how long a video takes to watch at 1.25x, 1.5x, 2x or any speed. Enter the length and speed to see your watch time and time saved.
  • SMS Message Count Calculator
    Count SMS segments and characters for any message. Detects GSM-7 vs UCS-2 encoding and shows segments, per-segment limit, and remaining characters.
  • Video Recording Storage Calculator
    Calculate the disk storage needed for CCTV/NVR video recording from bitrate, number of cameras, hours per day and retention days. Get GB and TB instantly.
  • Video Call Data Usage Calculator
    Estimate how much internet data a Zoom, Teams or video call uses per meeting, per hour and per month based on video quality and bitrate.
  • Power Bank Charge Count Calculator
    Find out how many times your power bank can fully charge your phone based on mAh capacity, phone battery size, and charging efficiency.
  • Battery Watt-Hours (Wh) Calculator
    Convert battery capacity from mAh and voltage into watt-hours (Wh). Quick, accurate tool for laptop, phone, and power-bank batteries.
  • Words Per Page Calculator
    Convert a word count into pages instantly. Choose single- or double-spaced (500/250 words per page) or enter your own words-per-page value.
  • Bits to Bytes Converter
    Convert bits to bytes instantly. Enter a value in bits and get the equivalent number of bytes using bytes = bits ÷ 8.
  • Hex to HSL Color Converter
    Convert any hex color code to HSL (hue, saturation, lightness). Paste a #RRGGBB or shorthand #RGB hex value and get exact HSL values instantly.