iMovie 10.2.5 is a specific legacy version of Apple’s video editing software, primarily known for being the final version compatible with macOS Catalina (10.15.7). While newer versions require macOS Big Sur or later, version 10.2.5 serves as a critical "last compatible" release for users on older hardware. How to Download iMovie 10.2.5
Official Apple software is rarely distributed as a standalone DMG (Disk Image) file directly from Apple's support site. Instead, it is managed through the Mac App Store.
The "Purchased" Method: If you have previously owned or downloaded iMovie on any Mac, you can often retrieve version 10.2.5 on a Catalina system by: Opening the Mac App Store and clicking your profile name.
Locating iMovie in your Purchases list and clicking the download icon. imovie 10.2.5 dmg download
When prompted that the current version is incompatible, select "Download the last compatible version" to receive 10.2.5.
Third-Party Repositories: Sites like FileHippo or MacUpdate list the version, but these often redirect to the App Store or provide an installer that may not bypass Apple's OS requirements.
Alternative Sources: Some community-hosted sites like ICS 1-to-1 host stable releases (including 10.2.5) on Google Drive for users whose App Store method fails. Technical Details & Compatibility iMovie - App Store - Apple iMovie 10
Command + Option while launching iMovie to reset preferences. Move any third-party plugins out of ~/Movies/iMovie Plug-ins/.Technically, iMovie is free software from Apple. However, redistributing DMG files without permission may violate Apple’s license agreement. Downloading for personal use from an unofficial source is a gray area. If you have ever owned a Mac with iMovie pre-installed, you are generally considered licensed to use it.
This is the only 100% safe method to get iMovie 10.2.5.
While an iMovie 10.2.5 DMG technically exists (people extracted it from the App Store cache years ago), you should not download a random DMG from the web. Cause: Corrupt preference files or incompatible plugins
Your safest bet is always the Mac App Store > Purchased > Last Compatible Version.
If you are looking to download iMovie 10.2.5, it is likely because you have an older Mac that cannot update to the latest macOS, or you preferred the features and stability of this specific version over newer updates.
Because iMovie is an Apple-exclusive software, downloading a .dmg file (disk image) outside of the Mac App Store can be tricky and carries potential security risks. Here is everything you need to know about getting this version safely.