I normally find 2 discriptive words, concatenate them and repeat until I find an available .com (e.g. wishminer, for a tool that mines wishes). The name should

I normally find 2 discriptive words, concatenate them and repeat until I find an available .com (e.g. wishminer, for a tool that mines wishes). The name should be easy to pronounce and spell. Often repeated vocals make the name more memorable. You can test the name by mentioning it to people before describing the app and ask what they'd expect. Then check a day later which name they remembered.