Client Side Tools
6290 tools available
These tools run entirely in your browser. Everything you enter, from text and numbers to images, PDFs, and other files, is processed locally on your device and never uploaded to a server. No sign up or installation needed.
Generate full-page solid color sheets for printing. Pick any color, choose paper size and orientation, and print or download as HTML.
Batch add prefix and suffix to each line of text
Create beautiful quote images with custom backgrounds, fonts, and styling for social media
Create professional Chrome Web Store screenshots with browser frames, promotional text, and branded backgrounds for extension listings
Calculate how long you have worked at each job. Enter start and end dates for multiple positions to see the duration in years, months, and days, plus combined total experience.
Calculate how long you have been friends with someone. Enter the date your friendship started and see the exact duration in years, months, days, and more.
Generate advanced Google search URLs with custom parameters like language, region, file type, site filtering, time range, and more.
Validate HTTP response and request headers against RFC standards. Check for syntax errors, deprecated headers, missing security headers, and common misconfigurations.
Validate and parse raw HTTP request text with detailed request metadata.
Calculate probabilities for single events.
Instantly convert numbers to and from millions. Enter 1 and get 1,000,000 — no need to count zeros. Fast, simple million number converter.
Instantly convert numbers to and from billions. Enter 1 and get 1,000,000,000 — no need to count zeros. Fast, simple billion number converter.
Instantly convert numbers to and from trillions. Enter 1 and get 1,000,000,000,000 — no need to count zeros. Fast, simple trillion number converter.
Instantly convert numbers to and from quadrillions. Enter 1 and get a number with 15 zeros — no need to count zeros. Fast, simple quadrillion number converter.
Instantly convert numbers to and from quintillions. Enter 1 and get a number with 18 zeros — no need to count zeros. Fast, simple quintillion number converter.
Instantly convert numbers to and from sextillions. Enter 1 and get a number with 21 zeros — no need to count zeros. Fast, simple sextillion number converter.
Instantly convert numbers to and from septillions. Enter 1 and get a number with 24 zeros — no need to count zeros. Fast, simple septillion number converter.
Instantly convert numbers to and from octillions. Enter 1 and get a number with 27 zeros — no need to count zeros. Fast, simple octillion number converter.
Instantly convert numbers to and from nonillions. Enter 1 and get a number with 30 zeros — no need to count zeros. Fast, simple nonillion number converter.
Instantly convert numbers to and from decillions. Enter 1 and get a number with 33 zeros — no need to count zeros. Fast, simple decillion number converter.
Generate a random port number in the IANA private range (49152–65535) for WireGuard VPN, with an option to exclude the default port 51820
Generate QR codes from WireGuard configuration files for easy mobile device setup
Upload and view OBJ 3D model files with interactive controls, orbit navigation, wireframe mode, and customizable colors
Upload and view STL 3D model files with interactive controls, orbit navigation, wireframe mode, and customizable colors