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Best iMovie alternative for Mac, iPhone & Windows (2026) - Setapp
I can provide custom steps based on your and OS version . Share public link
You found that newer versions of iMovie are buggy on your hardware, and 10.2.5 proved to be more stable.
: Compatible with both Intel-based and Apple silicon Macs. File Size : Approximately 2.3GB to 2.4GB . 3. Availability and "DMG" Information imovie 1025 dmg
macOS 10.15.6 (Catalina) or later is recommended. While it may run on slightly older versions, Catalina provides the optimal framework for the 10.2.5 build. Memory (RAM): A minimum of 4GB of RAM is recommended.
Apple iMovie 10.2.5 DMG Download: Features, System Requirements, and Installation Guide
This happens when the DMG was extracted with improper permissions. Best iMovie alternative for Mac, iPhone & Windows
iMovie 10.2.5 represents a mature and stable iteration of Apple's video editing suite, particularly for users who have not upgraded past macOS Monterey. The DMG package provides a straightforward method for installing this specific build, offering features like Storyboards that revolutionized the app's utility for content creators. While newer versions exist for the latest macOS updates, 10.2.5 remains a vital tool for legacy system maintenance and users with specific hardware constraints.
| Feature | iMovie 1025 (Legacy) | Modern iMovie (2025) | | :--- | :--- | :--- | | | No | Yes (AI Templates) | | Storyboards | No | Yes | | 4K/60fps Export | Limited to 30fps | Full support | | ProRes Import | Yes | Yes | | Green Screen | Basic | Advanced (One-click) | | Audio Ducking | Manual | Automatic AI | | System req. | macOS 10.14 - 10.15 | macOS 11.0+ |
Addressed bugs where exporting projects to YouTube or Facebook would occasionally fail or lose audio synchronization. File Size : Approximately 2
Released in July 2021, is a specific version of Apple's video editing software for Mac. It's a minor update in the broader history of iMovie, focusing on stability and compatibility.
If your clips show a red "Modified File Missing" icon, ensure your external hard drive is properly connected and that the original files have not been moved or renamed in Finder.
This is a common macOS security warning when attempting to install software downloaded outside the Mac App Store. Navigate to System Settings > Privacy & Security (or Security & Privacy on older macOS versions) and allow applications downloaded from "App Store and identified developers."
