About Tools Hub
> Free · Private · Fast — all tools run in your browser
What is Tools Hub?
Tools Hub is a free collection of professional tools for marketers and developers. Every tool runs entirely in your browser — no data is ever sent to our servers, no account required, no paywalls.
We built this because we were tired of bloated, ad-filled tools that require sign-ups just to do basic tasks. Our tools are fast, clean, and respect your privacy.
Our Tools
UTM Builder
Create trackable UTM campaign links
UTM Parser
Decode and analyze UTM parameters
QR Generator
Generate QR codes for any URL
Wi-Fi QR
Share Wi-Fi credentials as a QR code
OG Preview
Preview Open Graph social share cards
A/B Test Calculator
Measure statistical significance
Sample Size Calculator
Calculate your experiment sample size
ROI Calculator
Estimate advertising ROI and ROAS
JSON Formatter
Format, validate, and minify JSON
Base64
Encode and decode Base64 strings
Regex Tester
Test regular expressions interactively
Password Generator
Generate strong, secure passwords
Image Compressor
Compress images in your browser
Color Picker
Pick colors and convert formats
Cron Validator
Validate and explain cron expressions
Messenger Link
Generate click-to-chat messenger links
YT Thumbnail
Download YouTube video thumbnails
Privacy
We take privacy seriously. No input you provide to our tools is stored or shared. Read our full Privacy Policy.
Contact
Have a question, suggestion, or found a bug? We'd love to hear from you, get in touch.