Determining the "best" editing app depends on your specific needs and preferences, as different apps excel in different areas. However, here are a few highly regarded editing apps across various platforms:


1. Adobe Photoshop: Widely considered the industry standard for photo editing, Adobe Photoshop offers a comprehensive range of tools and features for advanced editing, retouching, and manipulation.


2. Adobe Lightroom: Designed specifically for photographers, Adobe Lightroom provides powerful photo editing capabilities along with organization and management tools. It offers a non-destructive editing workflow and a wide array of presets for efficient batch editing.


3. Final Cut Pro X: A professional video editing software for Mac users, Final Cut Pro X offers a robust set of tools for editing, color grading, effects, and audio post-production. It provides advanced features like 360-degree video editing and HDR support.


4. Adobe Premiere Pro: Another industry-standard choice, Adobe Premiere Pro is a versatile video editing software used by professionals. It offers a comprehensive set of features for editing, effects, audio manipulation, and seamless integration with other Adobe Creative Cloud apps.


5. iMovie: For beginners or casual users, iMovie is a user-friendly video editing app for Mac and iOS devices. It provides basic editing tools, effects, transitions, and audio adjustments, making it a good starting point for learning video editing.


6. VSCO: VSCO is a popular mobile app for photo editing and social sharing. It offers a wide range of filters, adjustment tools, and presets to enhance your photos and create a consistent aesthetic.


7. Snapseed: Available for both iOS and Android, Snapseed is a powerful and free photo editing app with a user-friendly interface. It offers a variety of editing tools, including selective adjustments, filters, and precise control over image settings.


Remember, the "best" editing app ultimately depends on your specific needs, the type of editing you want to perform, and the platform you're using. It's a good idea to try out different apps and see which one suits your workflow and style the best.