Made uploading preview smoother
Response from developer
Thanks for letting me know. Released an update for that with 1.0.4. Let me know if it help your issue.

Easily transform screen recordings into App Store-ready preview videos. This tool automatically detects orientation and dimensions, trims to 30 seconds, and removes black bars for a clean export. It's designed for developers and marketers to create professional app preview content.
1.0.4
August 17, 2026
Exports now reliably convert 60 fps video to 30 fps and normalize audio to AAC for App Store Connect.
Thanks for letting me know. Released an update for that with 1.0.4. Let me know if it help your issue.
PreviewFit is available on Mac, iPhone, and iPad, allowing you to fix your app preview videos across multiple Apple devices.
PreviewFit automatically trims your videos to the 30-second maximum duration required for App Store preview videos.
Yes, PreviewFit is designed to resize and center-crop your videos to accepted App Store preview dimensions, effectively removing black bars.
Yes, PreviewFit offers both MOV and MP4 output options, giving you flexibility for your App Store submissions.
No, PreviewFit is ad-free, ensuring a seamless experience while you prepare your app preview videos.
Yes, PreviewFit features drag-and-drop functionality on iPad and Mac, and clear App Store requirement checks, making it user-friendly for all skill levels.
The latest version of PreviewFit was released on August 17, 2026, indicating recent development and support.
PreviewFit has an age rating of 4+, making it suitable for a wide range of users.