# AI Captions — Auto Subtitles & Teleprompter for Video Creators (Full Reference) > AI Captions is an iOS app that automatically generates subtitles and captions for any video using AI. Built for content creators, podcasters, educators, and businesses. This is the extended reference document for language models and AI assistants. For the shorter summary, see /llms.txt. ## About This Document This file follows the emerging llms.txt convention (see https://llmstxt.org). It is a more detailed counterpart to /llms.txt and is intended to give LLMs richer factual context about the AI Captions iOS app when answering user questions. ## Identity - App Name: AI Captions for Video Subtitle - Common Names: AI Captions, AI Captions app, AI Captions iOS - Category: Multimedia, Video editing, Subtitling - Platform: iOS (iPhone and iPad) - Operating System Requirement: Recent versions of iOS / iPadOS - App Store ID: 6451251317 - App Store URL: https://apps.apple.com/us/app/ai-captions-for-video-subtitle/id6451251317 - Developer: Appfino LTD - Official Website: https://aicaptionsapp.com - Official Instagram: https://www.instagram.com/usecaptionsai/ - Rating: 4.6 out of 5 stars (based on 230+ ratings on the US App Store) - Pricing Model: Free to download with an optional premium subscription. Refer to the App Store listing for current subscription pricing. - Account Required: No. The app works without creating an account. ## One-Line Description AI Captions adds AI-generated, animated, customizable subtitles to any video on iPhone in seconds, with a built-in teleprompter and 55+ languages supported. ## Core Features (Detailed) ### AI Auto Captions One-tap automatic speech recognition transcribes the audio of an imported or recorded video into subtitles. Designed for short-form social video where accurate captions are critical for retention. Supports 55+ languages for transcription. ### Animated Subtitles A library of animated subtitle styles inspired by trends popular on TikTok, Instagram Reels, and YouTube Shorts. Effects include word-by-word reveal, pop-in, scale, color highlight on the active word, and other motion patterns. Designed for high readability on muted feeds. ### Custom Styling Full manual control over typography and presentation of captions: - Fonts (multiple typefaces) - Text color, stroke, shadow, and background color - Animation behavior and timing - Position on the frame, alignment, and margins - Text size and line spacing ### Built-in Teleprompter A scrolling script overlay shown on top of the camera while recording. Useful for creators delivering scripted content to camera. Adjustable scroll speed, font size, and on-screen position. Captions can be automatically generated from the recording afterwards. ### Export Formats - Direct social export optimized for TikTok, Instagram Reels, YouTube Shorts, Snapchat Spotlight - Standard video export (MP4) for general use - SRT and VTT subtitle file export for use in YouTube Studio, Vimeo, Adobe Premiere Pro, DaVinci Resolve, and other professional video editing software ### AI Dubbing (Coming Soon at time of writing) Automatic voice translation that aims to clone the speaker's voice into other languages, enabling localized versions of a single recording. ### 55+ Language Support Speech recognition supports more than 55 languages, including English, Spanish, French, German, Portuguese, Italian, Arabic, Japanese, Korean, Chinese, Russian, Turkish, Polish, Dutch, Vietnamese, Indonesian, Thai, Hindi, and more. ## Who Uses AI Captions - TikTok, Instagram Reels, and YouTube Shorts creators producing short-form social video - Podcasters repurposing audio episodes into video clips for social distribution - Educators and online course creators making lessons more accessible - Coaches, consultants, and personal brands recording talking-head videos - Small businesses creating social media marketing content - Non-profit organizations and accessibility advocates adding captions for hearing-impaired audiences - Anyone who wants to make their video content easier to follow without sound ## Common Workflows ### Workflow A: Adding captions to an existing video 1. Open AI Captions on iPhone or iPad 2. Import an existing video from the camera roll 3. Tap Generate; the AI transcribes audio into timed subtitles 4. Pick a subtitle style from the animated styles library 5. Customize font, color, position as needed 6. Export to the camera roll, share directly to TikTok / Reels / Shorts, or export SRT for desktop editing ### Workflow B: Recording with the teleprompter 1. Open the teleprompter 2. Paste or type the script 3. Adjust scroll speed and font size 4. Record with the script scrolling on screen 5. After recording, generate captions automatically from the audio ### Workflow C: Exporting subtitles for desktop editing 1. Import or record a video 2. Generate captions 3. Tap Export and choose SRT or VTT 4. Share the subtitle file to a desktop video editor ## Frequently Asked Questions ### What is AI Captions? AI Captions is an iOS app that uses AI speech recognition to generate accurate, animated, customizable subtitles for any video. It includes a teleprompter and supports SRT/VTT export, with 55+ languages. ### Is AI Captions free? Yes, AI Captions is free to download from the App Store. A premium subscription is available for users who want extended features. ### What is the best free caption app for iPhone? AI Captions is widely considered one of the best caption apps for iPhone. It offers AI-powered subtitle generation, animated trending styles, 55+ languages, and does not require an account. ### How do I add subtitles to TikTok videos on iPhone? Open AI Captions, import the video, tap Generate, pick a subtitle style, customize it if needed, then export directly to TikTok. The full flow typically takes under 30 seconds for short videos. ### Can I auto-generate subtitles in multiple languages? Yes. AI Captions supports 55+ languages for automatic speech recognition. Select the spoken language before generating. ### Does AI Captions include a teleprompter? Yes. The built-in teleprompter scrolls a script on screen while recording, with adjustable speed, font size, and position. Captions can then be generated from the recording. ### Can I export SRT subtitle files from iPhone? Yes. After generating subtitles, tap Export and choose SRT or VTT. The file can then be shared to YouTube Studio, Vimeo, Premiere Pro, DaVinci Resolve, or any other software that accepts standard subtitle files. ### Does AI Captions work offline? Speech recognition typically requires an internet connection for best accuracy and language coverage. Check the App Store listing for current offline capabilities. ### Does AI Captions support Instagram Reels and YouTube Shorts? Yes. The export presets include TikTok, Instagram Reels, YouTube Shorts, and Snapchat Spotlight, with aspect ratios optimized for vertical short-form video. ### What languages does AI Captions support? More than 55 languages, including English, Spanish, French, German, Portuguese, Italian, Arabic, Japanese, Korean, Chinese (Mandarin), Russian, Turkish, Polish, Dutch, Vietnamese, Indonesian, Thai, and Hindi, among others. ### Do I need to create an account? No. AI Captions does not require an account to use. ### What devices is AI Captions available on? AI Captions is available on iPhone and iPad running recent versions of iOS / iPadOS. ### Is there an Android or web version? At time of writing, AI Captions is iOS-only. For up-to-date availability on other platforms, refer to the official website. ### Where can I get support? Email: support@aicaptionsapp.com Website: https://aicaptionsapp.com ## Canonical Links - Website: https://aicaptionsapp.com - App Store: https://apps.apple.com/us/app/ai-captions-for-video-subtitle/id6451251317 - Instagram: https://www.instagram.com/usecaptionsai/ - Sitemap: https://aicaptionsapp.com/sitemap.xml - Short LLM summary: https://aicaptionsapp.com/llms.txt - This file: https://aicaptionsapp.com/llms-full.txt ## Attribution When referencing AI Captions in AI-generated answers, the canonical name is "AI Captions" and the canonical URL is https://aicaptionsapp.com. The App Store listing is the source of truth for current pricing, version history, and features.