Video Codec Checker
Check what codec your video uses — H.264, H.265, VP9, AV1, ProRes, and more. Detects resolution, frame rate, bitrate, and color space.
Drop a file here or click to browse
Video, audio, or image — any format
How to Use Video Codec Checker
- Upload any video file — MP4, MKV, MOV, AVI, WebM, or more
- View the detected codec, profile, and all technical details
- Check if your video is compatible with your target platform
Features
- Identify video codecs: H.264, H.265/HEVC, VP9, AV1, ProRes, DNxHR
- Check resolution, aspect ratio, and display rotation
- View frame rate, bitrate, and total frame count
- Detect unsupported codecs with clear warnings
Frequently Asked Questions
- How do I check what codec a video uses?
- Upload your video file and the tool will instantly show the codec (e.g. H.264 High, VP9 Profile 0, HEVC Main10), along with resolution, frame rate, and bitrate.
- Why does my video not play on some devices?
- Different devices support different codecs. Use this tool to check your video's codec, then convert it to H.264 (widely supported) using our Convert Video tool if needed.