Free Web Tools

Chizmo Tools is a collection of free utilities for gaming, everyday life, and learning. No sign-up or installation needed — just open and use.

Game Development

Preview EasingStyles in real time and generate Tween code instantly. Copy and paste directly into Roblox Studio.

Automatically calculate the optimal UIScale for multiple screen sizes. Build Roblox UIs that work on mobile, PC, and tablet.

Generate color codes for both Java and Bedrock editions in one click. Full support for all formatting options.

Simulate furusato nozei (hometown tax) deduction limits, medical expense deductions, and side income tax requirements for free. No signup needed.

Create original SVG icons by combining shapes, colors, and gradients. Download favicon-ready ICO files directly.

Easily create outlined and styled text for video editing entirely in your browser. Download your designs as high-quality images instantly.

Convert smartphone videos to X-compatible MP4 format. No installation or signup required — works entirely in your browser.

Listen to native pronunciation and practice speaking right in your browser. Focus on tricky sounds like R vs L with targeted drills.

Instantly check if a number is prime and see its full prime factorization step by step. Perfect for math study and practice.