basketweaver_
4chan webm converter. on-device conversion.
< 4 MB< 300sphoneposter approvedVP8 / VP9
how it works.
No commands
just pick a video and tap convert. no flags, no terminal, no commands to memorize.
On-device
FFmpegKit runs entirely on your phone. your videos never touch a server.
TikTok import
paste any link from the share sheet. cobalt handles the download, fallbacks automatic.
Visual trim
frame-accurate. drag handles to exact frames. crop to any aspect ratio before encoding.
Smart bitrate
auto-calculates the highest quality bitrate that stays under 4MB. every time.
Any format in
MP4, MOV, MKV, AVI, most others. if your phone plays it, we convert it.
download.
> on-device. your videos never leave your phone.