Downloading iAmRinger 1.5 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The actual developer of this Mac application is Leawo Software Co., Ltd.
We recommend checking the downloaded files with any free antivirus. IAmRinger for Mac is categorized as Audio & Video Tools. The following version: 1.5 is the most frequently downloaded one by the program users. IAmRinger is compatible with Mac OS X 10.5.8 or later. This application's bundle is identified as com.leawo.ringtonemaker.
From the developer:
★★ Work Well With iTunes--Easy Music Editor & iPhone Ringtone Maker ★★
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Ringtone Maker Pro is a handy iPhone ringtone maker lets you DIY unique iPhone ringtone from many sources. You can drag popular video, audio files and movies in a variety of formats like MP3, WAV, MP4, AVI, etc. directly from iTunes, and then make your own ringtone in the zoom-in-and-out timeline for a precise ringtone length.
You may want to check out more software for Mac, such as SoundByte, Lounge Lizard Session or microKORG SoundEditor, which might be related to iAmRinger.