It's a free video converter for Mac & PC. It converts avi, crops video and more! It even works with audio and image files so you can convert wav to mp3, create iPhone ringtones and transform jpg files! This tiny freeware program lets you quickly and easily change any file type to any other file type.

Features:

Preview Your Conversion
Adapter integrates two VLC players side­-by-­side giving you the power to preview any video, audio or image conversions and compare the output to the original. Additionally, Adapter estimates the file size of your conversion output so you know what you'll get before you begin the conversion.

Convert in Batches
Adapter makes batch conversion of a breeze. Simply drop a group of images, songs, or movies into the queue, select your output settings, hit convert - done. Use image batch conversion to set multiple images to the same height, convert TIFFs to JPGs, add watermarks and more. Easily compress groups of WAV files to MP3 or transcode your movie collection to work on your iPhone, Android or other device.

Trim Video and Audio
Adapter lets you easily trim the duration of any audio or video files and easily export it to the format of your choosing. You can use this feature to make high quality animated GIFs or convert songs to custom ringtones for an iPhone, Android or other device.

Clean User Interface
Adapter adapts to the complexity that you need. Most conversions can be preformed simply by dropping files into the queue and selecting the output mode from a pop-up button. If you need more control, advanced panels can be toggled.

Requirements:
OS X 10.7+
64-bit Intel