Whitecap Video Converters

Free browser-based video conversion tools. All processing happens locally on your device â€” your files never leave your machine. No uploads, no queues, no limits.

MKV to MP4

Convert H.265/HEVC 10-bit MKV to H.264 8-bit MP4 using WebAssembly decoding and WebCodecs encoding.

H.265 → H.264

H.264 to H.265 / HEVC

Compress H.264 videos to HEVC (H.265) MP4. Hardware-accelerated decoding, CPU encoding for maximum compression. Preserves audio.

H.264 → H.265

Live Photo to GIF

Extract the video portion of an Apple Live Photo (MOV companion file) and convert it to an animated GIF. All browser-native, no upload.

HEVC MOV → GIF

Video Resizer & Converter

Downscale and re-encode any video to any format. Resize, change codecs, and optimize for web sharing.

Multi-format