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Format Requirements & Usage Limits

CategoryDesktopiOS
Format SupportMP4 and MOV (non-HDR)MP4 and MOV (non-HDR)
Resolution2K and below4K and below
Manual Editor Aspect Ratio Limits16:9
9:16
1:1
4:5		16:9
9:16
1:1
4:5
AI Edit Aspect Ratio LimitsVertical 9:16Vertical 9:16
Manual Editor Duration Limit- Same language captions: Up to 10 minutes
- Translations/dubbing: Up to 5 minutes		Up to 5 minutes
AI Edit LimitMax. 1 minuteMax. 2 minute
AI Creator Duration LimitMax. 1 minuteMax. 1 minute
AI Creator Script Limit10–800 characters (incl. spaces & line breaks)10–800 characters (incl. spaces & line breaks)
AI EchoNot availableAudio Recording: 1 min

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Feature Availability: iOS vs Desktop

While the Captions Plans page outlines the full list of features offered across subscriptions, not all features are currently available on the desktop version of the app. This article provides an overview of features that are available on iOS but not on desktop, so you can plan your workflow accordingly.

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Generate Videos and Create Projects

FeatureDescriptioniOSDesktop
Mirage EditGo from 0 to video. Automatically generate a video and auto-edit it based on an editing style✅❌
AI CreatorGenerate videos based on text✅✅
AI TwinsGenerate an AI Clone of yourself and use it to generate videos✅✅
AI AdsGenerate UGC-style ads with ease for your product✅✅
AI ShortsExtract viral worthy clips from your long-form videos✅✅
Reddit to videoTurn Reddit posts into videos✅❌
Generate captionsGenerate captions for your video✅✅
AI DubbingDub the audio of your video into different languages✅✅

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Video Creation and Recording

FeatureDescriptioniOSDesktop
Captions CameraUse Captions Camera to record your videos directly in the app✅❌
TeleprompterBuilt-in teleprompter to help read scripts during recording✅❌
ScriptsGenerate video scripts based on the context of your project✅❌

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AI Editing Features

FeatureDescriptioniOSDesktop
AI EditAutomatically edit your video with professional editing styles✅✅
AI TrimAutomatically remove pauses and “uhms” from your video✅❌
AI VoiceoverGenerate a voiceover based on text for your video✅✅
AI ZoomAutomatically add zooms to the most engaging parts of your video✅❌
AI CensorAutomatically censor curse words in your video✅❌
AI DenoiseRemove background noises and echoes while boosting spoken audio✅✅
AI Sound EffectsGenerate sound effects for key parts of your video✅✅
AI MusicGenerate music tracks based on text✅✅
AI CutoutAutomatically remove and replace the background of your video✅✅
AI Eye ContactAdjust eye gaze using AI to simulate looking into the camera✅✅

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Manual Editing Features

FeatureDescriptioniOSDesktop
Manual TrimManually trim your video, overlays, and music tracks✅✅
KeyframesAnimate the position change of your captions or video/image overlays✅❌
Custom TextAdd custom text overlays to your project✅❌
Content FitAdjust the framing of your content✅❌
Add/Delete/Split/Merge ClipsManually edit video tracks in the timeline✅✅
Reorder ShotsChange the order of shots in your timeline✅✅
Shots TransitionAdjust transitions between video shots✅✅
Extract AudioManage audio of added media overlays✅✅
TitleAutomatically add a title at the beginning of your video✅❌
Import VoiceoverImport external voiceover tracks✅❌
Import Sound EffectsImport sound effects✅❌
Import MusicImport music tracks✅❌
Media OverlaysGenerate, add, or replace clips and images in your project✅✅
Undo/RedoUndo or redo your recent actions in Captions✅❌

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Project Management

FeatureDescriptioniOSDesktop
Duplicate projectsDuplicate your existing projects✅❌
Project description and hashtagsGenerate engaging descriptions and hashtags for your video✅❌
Copy TranscriptsCopy all the generated captions for your project as text✅❌
ScaleAdjust the aspect ratio and format of your project✅✅
Captions CloudCloud-based backup of all clips imported or recorded with Captions Camera✅❌