Im looking to find an iOS app that monitors what other apps I use the most and the least. Is this possible? Does such an app exist?
You can try http://yardley.ca/2011/04/02/viewing-your-ios-application-usage/ or http://tidbits.com/article/13402 if you mean data usage.
Go to this site:
App to track App usage?
perhaps to jailbreak and install App Stat