Motionline

Form Analysis Tool

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Motionline breaks down your movement into individual frames so you can analyze and improve your form. HOW IT WORKS 1. Select a video from your library or record a new one 2. AI automatically extracts frames at your chosen interval 3. Browse, compare, and check key frames 4. Export as strobe photos or MP4 videos KEY FEATURES • Frame-by-frame analysis of any video • Person segmentation — isolate the subject from the background • Strobe photo layouts — combine multiple frames into one image • MP4 export from selected frames • Adjustable frame interval, quality, and background color • Mirror mode for easy self-review • Auto-skip similar frames PERFECT FOR • Golf, baseball, tennis, and other sports • Dance and martial arts • Running and swimming form analysis • Coaching and self-improvement SUBSCRIPTION Motionline Premium unlocks all features with a 7-day free trial. Choose Monthly or Yearly (save 50%+). Payment is charged to your Apple ID account at confirmation. Subscription auto-renews unless canceled at least 24 hours before the end of the current period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://t-aka-h.github.io/motionline/privacy.html

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

• Added anonymous usage statistics — aggregate counts only, with nothing that identifies you — to help improve the app

Version 1.2.1

The developer, Takayuki Hamuro, 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 Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data

Privacy practices may vary, for example, based 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

Seller
  • Takayuki Hamuro
Size
  • 2.3 MB
Category
  • Sports
Compatibility
Requires iOS 16.0 or later.
  • iPhone
    Requires iOS 16.0 or later.
  • iPad
    Requires iPadOS 16.0 or later.
  • Mac
    Requires macOS 13.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and Japanese
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © Taka 2026
  • Privacy Policy

    • More by Takayuki Hamuro

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