Convert QT to MOV — Free Online Converter

QuickTime (.qt) and MOV (.mov) are technically the same format — both use Apple's atom/box container structure developed alongside the QuickTime multimedia framework in 1991. The .qt extension was used primarily in the early years of QuickTime (versions 1-4), while .mov became the de facto standard extension. Converting QT to MOV is essentially a container rename that ensures modern software recognizes the file correctly.

Despite being internally identical, many modern applications recognize .mov but not .qt extension. macOS Finder, QuickTime Player X, Final Cut Pro, and numerous video editing tools associate .mov with their media handling routines. Renaming .qt to .mov often works, but a proper conversion ensures the internal atom structure is updated and compatible with current QuickTime specifications.