TubeMate is arguably the most famous video downloader for Android. If your friends frequently send YouTube links via text messages, this is the go-to tool.
This app allows you to export entire MMS conversations, including media, into PDF or JPG formats, making it easy to archive or share videos outside of the messaging thread. Alternative Messaging Apps with Better Media Handling mms video download app top
If you want to download videos from link-based MMS or social threads: TubeMate is arguably the most famous video downloader
MMS video downloaders must respect user privacy and local laws regarding message content. A top app would include a clear first-run disclosure: "We never upload or share your MMS videos. All processing is on your device." into PDF or JPG formats
Easy to use, fast download speeds, supports multiple video formats.