5 tools
Best Free Utility Tools Online
General-purpose utility tools for everyday tasks. Generate QR codes, create secure passwords, convert between units, calculate age and dates, compress images, and more — all without installing an app or creating an account.
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All Utility Tools
Common Use Cases
- 1Generate a QR code for a URL, contact card, or Wi-Fi network to share physically
- 2Create a cryptographically secure password with custom length and character sets
- 3Convert between metric and imperial units for recipes, engineering, and travel
- 4Calculate exact age or time difference for forms, documents, and data entry
Frequently Asked Questions
What utility tools are available?
QR Code Generator, Password Generator, Unit Converter, Age Calculator, BMI Calculator, Image Compressor, and more — all free and browser-based.
Are the generated passwords saved anywhere?
No. Passwords are generated entirely in your browser using the Web Crypto API. They are never sent to a server, logged, or stored in any way.
What formats does the QR code generator support?
The QR Code Generator supports plain text, URLs, email addresses, phone numbers, and Wi-Fi credentials. Output can be downloaded as PNG.
Can I compress images without uploading them to a server?
Yes. The Image Compressor processes images entirely in your browser using the Canvas API. Your photos never leave your device.
How accurate is the Unit Converter?
The Unit Converter uses standard conversion factors and handles length, weight, temperature, volume, speed, area, and data size. Results are precise to 10 significant figures.
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