Guide · Video
1280×720 Aspect Ratio Explained: Is 720p 16:9?
1280×720 is 16:9, commonly called 720p HD. Use the calculator, compare 1080p, 1440p and 4K, and resize without stretching or confusing ratio with resolution.
4 min readVideo Guides
Record, edit, compress, and share video with fewer surprises.
Guide · Video
How to Blur a Face Throughout a Video
To blur a face throughout a video, cover the face for every part of the clip in which it appears, adjust the mask as the subject moves, and inspect the exported result rather than only the editor preview.
4 min read
Guide · Video
How to Convert a Video Clip to a GIF on iPhone
Create a GIF from an iPhone video by choosing a short section, setting the start and end points in a converter, previewing the loop, and saving a new GIF.
4 min read
Guide · Video
How to Extract Audio from a Video on iPhone
To extract audio from an iPhone video, open a local video file in an audio converter, select the part you need, choose an available output format, and save the audio to Files.
4 min readGuide · Video
How to Record Smaller Videos on iPhone
To keep future iPhone recordings smaller, choose a resolution and frame rate appropriate for the destination, consider High Efficiency capture where supported, and record only the duration you need.
4 min read
Guide · Video
How to Send a Large Video From iPhone
Send a large iPhone video by choosing the delivery route before changing the file: a supported nearby transfer, a controlled sharing link, or a smaller exported attachment.
4 min readGuide · Video
How to Slow Down a Video on iPhone
Slow down a video by reducing its playback speed in a video editor and exporting a new copy.
4 min readGuide · Video
How to Speed Up a Video on iPhone: Regular & Slow-Motion Videos
Speed up a regular iPhone video in iMovie or return a Slo-mo section toward normal playback in Photos. Check duration, audio and the saved export.
5 min readGuide · Video
Why Does My Video Export Have No Sound?
When an exported video has no sound, compare the original, the editor preview, and the saved export before changing anything.
4 min readGuide · Video
1080p vs 4K: Which Should You Record?
Match the recording dimensions to your edit, destination, and available storage.
1 min readGuide · Video
30 FPS vs 60 FPS on iPhone: Quality, File Size & When to Use Each
Compare 30 and 60 frames per second on iPhone: motion, slow motion, lighting, file size and recording tradeoffs, with clearly labelled calculations.
5 min readGuide · Video
How Much Storage Does 1 Minute of 4K Video Use on iPhone?
Calculate 1, 5, 10, 30 and 60 minutes of 4K video storage in GB. Compare 24/30/60 fps examples without mistaking export estimates for iPhone recordings.
5 min readGuide · Video
How to Choose a Video Bitrate for Sharing
Use duration and a target size to set a starting point, then judge the actual result.
1 min read
Guide · Video
How to Compress a Video on iPhone
Choose Photos trimming, an iMovie export or a compression app. Work backward from a 25 MB limit and check size, sound and visible detail.
5 min readGuide · Video
How to Make a Video Small Enough for Email
Work backward from the attachment allowance instead of guessing an export preset.
1 min readGuide · Video
How to Prepare a Smaller Video for WhatsApp
Make a delivery copy that keeps the important detail and check what the recipient receives.
1 min readGuide · Video
How to Trim a Video on iPhone
Remove unused time while keeping an original you can return to.
1 min readGuide · Video
MOV vs MP4: Compatibility and File Size Explained
The container name is only part of the answer when a video will not open.
1 min readGuide · Video
Why are video files so large?
Duration and bitrate do most of the work. Here is how to make sense of the numbers before sharing a video.
3 min readGuide · Video
Why Did My Compressed Video Lose Quality?
Inspect motion, text, and repeated exports to find the first setting to change.
3 min read