# ClipZap: Full Tool Reference

> ClipZap is a free, browser-based video and image utility toolkit. All processing happens client-side using WebAssembly via FFmpeg. Files never leave the user's device. Every tool is free with no account, no watermark, and no file size limits imposed by the service.

ClipZap (clipzap.tech) is not affiliated with any AI video generation platform of a similar name. This is a utility toolkit for processing existing video and image files. It does not generate new video content from text prompts or images.

## Video compression and conversion

### Compress Video
URL: https://clipzap.tech/compress-video
Reduce the file size of a video for free. Supports MP4, MOV, AVI, WEBM, and MKV input. Output is always MP4. Includes presets optimized for WhatsApp (16MB limit), Instagram (1080px), and email attachments (640px). Also offers a custom CRF slider for advanced users. Processing is entirely in-browser using FFmpeg WebAssembly. No upload occurs.

### Convert Format
URL: https://clipzap.tech/convert-video
Convert a video file between formats including MP4, WEBM, MOV, AVI, MKV, and others. No re-upload needed. The conversion runs locally in the browser. Useful for compatibility issues across devices and platforms.

### Resize Video
URL: https://clipzap.tech/resize-video
Change the resolution or aspect ratio of a video. Includes platform presets for TikTok (1080x1920 vertical), YouTube (1920x1080), and Instagram (1080x1080 square). Can also set a custom width and height. Output is MP4.

## Video editing

### Trim Video
URL: https://clipzap.tech/trim-video
Cut a video to a specific start time and end time with frame-accurate precision. No re-encoding when possible, making it fast. Supports MP4, MOV, AVI, and WEBM. Output is MP4. Nothing is uploaded or stored.

### Rotate Video
URL: https://clipzap.tech/rotate-video
Rotate a video 90 degrees clockwise, 90 degrees counterclockwise, 180 degrees, or flip horizontally or vertically. Useful for fixing sideways or upside-down recordings from mobile devices. Output is MP4.

### Change Video Speed
URL: https://clipzap.tech/change-video-speed
Speed up or slow down a video. Presets available at 0.25x, 0.5x, 0.75x, 1.5x, 2x, and 4x. Audio pitch is adjusted automatically. Output is MP4.

### Mute Video
URL: https://clipzap.tech/mute-video
Remove the audio track from a video instantly. Does not re-encode the video stream, so quality is not affected and processing is near-instant. Output format matches input.

### Add Audio to Video
URL: https://clipzap.tech/add-audio-to-video
Add a new audio track to a video, or replace existing audio. Accepts MP3, WAV, and AAC audio files. Can loop the audio or trim it to match the video length. Output is MP4.

## Export

### MP4 to MP3
URL: https://clipzap.tech/mp4-to-mp3
Extract the audio track from any video file and save it as an MP3. Works on MP4, MOV, WEBM, and AVI. The audio is not re-encoded where possible, preserving original quality. Useful for extracting music, interviews, or voice notes.

### Video to GIF
URL: https://clipzap.tech/video-to-gif
Convert a short video clip into an animated GIF. User can choose output width (in pixels) and frame rate (FPS). Smaller dimensions and lower FPS produce smaller GIF files. Supports MP4, MOV, and WEBM input.

### Extract Frames
URL: https://clipzap.tech/extract-frames
Save individual frames from a video as JPEG images. Can extract by time interval (e.g., one frame per second) or by total frame count. Useful for creating thumbnails, storyboards, or reviewing footage. Downloads as a ZIP file.

## AI tools and capture

### Screen Recorder
URL: https://clipzap.tech/screen-recorder
Record the screen, a specific application window, or a browser tab directly in the browser. No install, no extension, no account required. Uses the browser's native Screen Capture API. Downloads as WEBM.

### Generate Subtitles
URL: https://clipzap.tech/generate-subtitles
Automatically transcribe and generate subtitles for any video using AI speech recognition (Whisper model) running entirely in the browser. Can download subtitles as an SRT file or burn them directly into the video as hardcoded text. Supports multiple languages.

### Remove Background
URL: https://clipzap.tech/remove-background
Remove the background from an image using AI (ONNX-based segmentation model) running entirely in the browser. Accepts PNG, JPG, and WEBP. Output is a PNG with a transparent background. No image is uploaded to any server.

## Other pages

### Privacy Policy
URL: https://clipzap.tech/privacy
Details on data handling. All processing is client-side. Files are not uploaded to any server for any tool except where explicitly noted. No personal data is collected or stored.