UtilHQ

Free calculators, generators & dev tools

Always free
No credit card

What is UtilHQ?

UtilHQ is a collection of free online utilities designed for quick tasks that developers and general users encounter regularly. The site offers a range of calculators for common computations, code generators for boilerplate and repetitive code patterns, and various developer tools for testing, debugging, and formatting. There is no sign-up required, and all tools are accessible directly through a web browser. The offering focuses on practical, everyday utilities rather than specialised in-depth solutions, making it useful for quick lookups and small development tasks.

Key features

Multiple calculator tools

Covers common mathematical, conversion, and unit calculations

Code generators

Produces boilerplate code and common patterns for development

Developer utilities

Includes tools for code formatting, testing, and validation

No registration

Access all tools without creating an account

Web-based access

Use any tool directly in your browser without installation

Pros & cons

Advantages

Completely free with no paywalls or restricted features
No login or account creation needed
Quick access to frequently needed calculations and utilities
Multiple tool categories in one location
Lightweight and loads quickly in any browser

Limitations

Each tool is relatively basic compared to dedicated software
Limited customisation options on individual tools
No offline access or downloadable versions
No mobile-optimised apps beyond responsive web design
Limited documentation or tutorials for more complex tools

Use cases

Quick unit or currency conversions during development

Generating basic boilerplate code to speed up project setup

Testing and formatting code snippets

Simple calculations without opening a spreadsheet application

Validating and debugging common code patterns

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Always free
No credit card