Frequently Asked Questions:

Audio file type is *.caf, you can use QuickTime player to play it, and your iPhone can play it with build-in mail app.

AceMail not send out mail directly, it use iPhone's Mail app to send them out. So, you need sure your iPhone Mail App be configure correctly.

If you send out many photos or large audio file, you need wait some minutes for iPhone's Mail App send them out.

You can find All mails that sent out by AceMail at iPhone Mail App's "Sent Mail" folder.