When comparing OI File Manager vs Android Assistant, the Slant community recommends OI File Manager for most people. In the question“What are the best file explorers on Android?” OI File Manager is ranked 9th while Android Assistant is ranked 18th. The most important reason people chose OI File Manager is:
It asks only for Storage permissions. No other things are required.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Few permissions
It asks only for Storage permissions. No other things are required.
Pro Lightweight
The app takes only a few seconds to download, as its size is only about 1.5 MB to download and installed (on MIUI) takes only ~6 MB full size.
Pro Open Source
OI File Manager is available for free under the Apache License 2.0.
Pro ZIP file extraction support
OI File Manager supports extracting ZIP files.
Pro App backup and restore
Pro App 2 SD
Get more free internal phone storage space
Pro Batch Install Uninstall
Pro System Clean
Cache, Thumbnail Cache, Temporary File, Log File, Empty Folder, Empty File, Browser History, Clipboard, Market History, Gmail History, Google Earth History, Google Map History
Pro Small Size
But so many tools
Cons
Con No additional features (suite)
No other features such as networking connections, junk flies cleaner, built-in media player/viewer/editor. But that might be a pro, since nothing else is asked for this app permission.
Con Outdated
At this moment I'm writing, it was updated last in 2017.
Con Ugly UI
The GUI is old and deprecated. But what would you expect for such a small app?