3GP is a multimedia container format designed for mobile phones. It uses lower bitrates to keep file sizes small for mobile storage and streaming.
Yes. 3GP uses aggressive compression to reduce file size, so some quality reduction is expected. It is optimised for mobile viewing, not high-definition screens.
Yes. 3GP is natively supported on most Android devices. On iOS you may need a third-party player like VLC.
3GP typically supports resolutions up to 176x144 (QCIF) or 320x240 (QVGA). Higher resolutions are possible but defeat the purpose of the format.
3GP is largely obsolete for modern smartphones. It was designed for 2G and 3G networks. MP4 has replaced it for mobile video.
Yes. VLC Media Player supports 3GP on Windows, Mac, and Linux without any additional codecs.
3GP files are typically 5 to 10 times smaller than the equivalent AVI, depending on the resolution and bitrate settings.