Hosting a beta test for an iPhone or iPad app is often a bit much. The time spent conducting such a test can be extremely costly.
If you are creating a more advanced app though it can be a necessity, and there are many things you will need to do such as: finding beta testers, sending out ad-hoc builds, guiding people through the install process, and filtering through the different responses.
Ray Wenderlich, the creator of the Space Game Starter Kit and co-author of the Learning Cocos2D book, has written a great article that explores all of these facets and more in detail which you can find here:
How To Host A Beta Test For Your iOS App
Thanks for reading, if you lik this please share it!