Why Video Compression Matters
A single minute of uncompressed 1080p video can weigh over 10 GB. For the web, that's unusable. Video compression reduces file sizes by 95-99% while keeping visual quality high enough for streaming, social media, and websites.
Whether you're uploading to YouTube, embedding on your site, or sharing via email, compression is essential.
Understanding Video Codecs
A codec (coder-decoder) is the algorithm that compresses and decompresses video data.
H.264 (AVC)
The most widely supported codec. Works everywhere — every browser, every device, every platform.
- Best for: Maximum compatibility
- Compression: Good (baseline standard)
- File size: Medium
- Use when: You need it to work everywhere
H.265 (HEVC)
The successor to H.264. 40-50% smaller files at the same quality.
- Best for: Large videos, 4K content
- Compression: Excellent
- File size: Small
- Use when: Target devices support it (most modern devices do)
VP9 / AV1
Open-source codecs by Google (VP9) and the Alliance for Open Media (AV1).
- VP9: Good compression, supported by Chrome/Firefox/YouTube
- AV1: Best compression available, growing support
- Use when: Web-first distribution, YouTube uploads
Best Settings by Use Case
| Use Case | Resolution | Bitrate | Format | Result |
|---|---|---|---|---|
| Social media | 1080p | 5-8 Mbps | MP4 (H.264) | ~50 MB/min |
| Website background | 720p | 2-4 Mbps | WebM (VP9) | ~20 MB/min |
| Email attachment | 480p | 1-2 Mbps | MP4 (H.264) | ~8 MB/min |
| YouTube upload | 1080p | 8-12 Mbps | MP4 (H.264) | ~80 MB/min |
| Archive/backup | Original | High | MKV (H.265) | Varies |
How to Compress Videos Online
Our Video Compressor makes it simple:
- Upload your video (up to 500 MB for Pro users)
- Choose quality — Low, Medium, High, or Custom
- Select format — MP4, WebM, or keep original
- Download the compressed result
The tool runs on our server using FFmpeg — the same engine used by YouTube, Netflix, and Vimeo.
More Video Tools
- Video Converter — Change format (MP4 ↔ WebM ↔ MOV ↔ AVI)
- Video to GIF — Create animated GIFs from video clips
- Video Trimmer — Cut videos to exact timestamps
Tips for Smaller Files
- Trim before compressing — Remove unnecessary footage first
- Lower resolution if acceptable — 720p is fine for most web use
- Use 2-pass encoding — Better quality at lower bitrates
- Remove audio if not needed — Saves 10-20% of file size
- Choose the right format — WebM for web, MP4 for universal
Start Compressing
Try our Video Compressor — upload up to 500 MB, choose your settings, and download the optimized result. Free for basic use, unlimited for subscribers.