Recommend universal players like VLC Media Player or QuickTime for PC users who want to view these ultra-small files. Quick Comparison: 3GP vs. MP4
: They utilised H.263 or H.264 video encoders paired with low-bitrate audio like AMR (Adaptive Multi-Rate) or AAC-LC . Reliving the Experience: Modern Tools
To save space, he would drop the frame rate to a jittery 10 or 12 frames per second.