Actually, both MOV and MP4 enables you to playback the After Effects videos on your iPhone.

Note: If you have already installed the Adobe Media Encoder, you can choose the same H.264 files to MP4 files. Click the Render button to render After Effects project to H.264 movies to QuickTime instead of MP4. Step 3 Now you can name the project file and choose the destination folder before clicking the Save button. Under the Video tab, change the Video Codec to H.264 and set Quality to 100. After that, you can change the Format as QuickTime. Step 2 Click the blue text to open the Output Module option. Step 1 When you have made the creation, you can head to the Composition menu and choose the Add to Render Queue option to export the projects of Adobe Effects to H.264 videos. What should be the best alternative if you cannot export After Effects project to MP4 directly? Whether you render to QuickTime format and use H.264 for the codec, or render it normally in AVI format, you can convert the video files to MP4 videos.

Part 2: How to Export After Effects as H.264 Video

After effects h264 codec download