Free Online Tools

A collection of free tools for video creators. No sign-up, no installation — use them directly in your browser.

Screen Resolution Calculator

Calculate PPI, aspect ratio, and pixel density for any display.

Video Aspect Ratio Converter

Resize videos to fit any screen or platform without distortion.

Frame Rate Converter

Convert between video frame rates and see quality impact instantly.

Video Bitrate Calculator

Find the ideal bitrate for any resolution, frame rate, and quality.

Screen Recording Timer

Track your screen recording duration for tutorials and demos.

Countdown Timer Online

Set a free online timer with presets, pause, reset, and alarm.

Online Screen Recorder

Record your screen directly in the browser — no install needed.

Video Trimmer Online

Trim MP4, MOV, and WebM videos in your browser — no upload.

MP4 to GIF Converter

Convert MP4 and other videos to GIF in your browser. Trim, adjust, download.

Webcam Test

Test your webcam in the browser. Check resolution, FPS, and take screenshots.

Microphone Test

Test your microphone with a real-time volume meter. Record and play back.

Audio Recorder Online

Record audio from your mic in the browser. Download as MP3, WAV, or M4A.

Background Image Generator

Create solid, gradient, and mesh backgrounds. Download as PNG or JPG.

Screenshot Beautifier

Add gradient backgrounds, macOS or browser mockups, shadows, and rounded corners. Export as PNG.

Subtitle Generator

Create, edit, and export SRT or VTT subtitle files for any video.

YouTube Tag Generator

Generate optimized YouTube tags to boost video discoverability.

Video Thumbnail Generator

Design video thumbnails with text, gradients, and images. Download as PNG.

Video Script Generator

Generate structured video scripts with format, tone, and timing guidance.

Fake MRR Chart Generator

Generate Stripe-style MRR charts for pitch decks, mockups, and social media.

For polished recordings

Need more than a browser tool?

These free tools help with planning, formatting, and production. When you need a finished Mac screen recording, these guides explain where Screen Charm fits.