Captyra

Auto-align text to speech

Free · In-App Purchases · Designed for iPad

Create frame‑accurate subtitles from scripts and voice‑overs with private, on‑device AI. Captyra is the fastest way to turn a script and voice-over into perfectly timed subtitles—entirely on your device. Paste your text, import a narration (or generate a natural voice-over), and Captyra produces precise word timings you can share as SRT or render directly into video with beautiful, readable captions. No accounts. No uploads. Just private, on‑device AI. * On‑device AI alignment: match text to audio with frame‑level precision * Script, voice, or audio first: start anywhere and switch anytime * Generate voice-over from your script with a tap * Create an editable transcript from recorded audio * Share clean SRT subtitle files for any editor * Render burned‑in subtitles to video with optional per‑word highlight * Mix your selected voice-over into the exported video Perfect for creators, educators, marketers, and anyone who needs polished subtitles without leaving their phone. Captyra keeps your media local, so your work stays fast, reliable, and private.

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* New guided workflow cards make it easy to start from a script, imported audio, or by auto-transcribing your track. * Generate a fresh voice-over from your script, or transcribe narrated audio on device—with live previews and quick apply buttons. * Alignment now shows clear progress, and SRT sharing comes with a polished preview.

Version 2.0

The developer, 社桥 郑, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary based, for example, on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Provider
      • 社桥 郑
    • Size
      • 190.6 MB
    • Category
      • Photo & Video
    • Compatibility
      Requires iOS 18.0 or later.
      • iPhone
        Requires iOS 18.0 or later.
      • iPad
        Requires iPadOS 18.0 or later.
      • Mac
        Requires macOS 15.0 or later and a Mac with Apple M1 chip or later.
      • Apple Vision
        Requires visionOS 2.0 or later.
    • Languages
      • English
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © 2025 Sheqiao Zheng
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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