Based on our record, File-Extensions.org seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
File-extensions.org lists following files for .3 extension:. Source: about 1 year ago
HappyMeter - A frictionless way to measure happiness and job satisfaction
FileProInfo - It's All About Files, Software, Online Tools - 100% Free
WorkStyle - Build a more effective and happier team in less time ๐จ๐๐
FileInfo.com - FileInfo is the central file extensions registry and contains a database of over 10,000 file types.
Teambit - Teambit is a team engagement and performance platform, that makes feedback a daily habit.
FILExt - Open, view and convert files online