Similar to SnapDownloader, 4K Video Downloader has a free tier (limited to 30 downloads/day) and a paid tier. It works flawlessly with MeWe’s public feeds.
This dedicated Android app is the gold standard. It integrates directly with your MeWe account via a custom browser.
Open Google Play Store and search for "MeWe video downloader app." Install Video Downloader for MeWe (orange icon).