ImTOO Video Converter Platinum

The versatile video converter lets you convert QT to AC3, convert multiple videos and audios, extract audios from videos and convert pictures to and from videos, as well as clip video. It supports HD decoding/encoding and most multimedia devices.

ImTOO Video Converter Standard for Mac

ImTOO Video Converter Standard for Mac is a good solution to convert QT to AC3. It supports almost all video and audio formats. Download it and try to convert QT to AC3 now!

ImTOO Audio Maker

An all-in-one audio maker software. More than a software to convert QT to AC3, it can extract audio from video file, convert between audio formats, make audio CD with high quality.

ImTOO Video to Audio Converter

The powerful audio extractor helps you convert QT to AC3, extract audio from video, convert between audio files, decode lossless audio and rip audio CD. It supports nearly all kinds of video formats like AVI, MPEG, MP4, H.264, MKV, AVCHD, DivX for you to enjoy movie music.

ImTOO Video Converter Ultimate

The versatile video format converter proves professional to convert QT to AC3. It converts videos and audios for playback on iPod, iPhone, Apple TV, Zune and more devices, along with the useful editing tools: merge/clip/crop/split video and add effects. Fully support HD video and AVCHD video.