# Koma – Frame by Frame Video — Slow motion & frame stepping

> Slow motion & frame stepping (iPhone/iPad app by PrimeWave株式会社.)

- Source: https://appshunter.io/ios/app/koma-frame-by-frame-video/id6804230993 (this page in markdown: same URL + `.md`)
- Developer: [PrimeWave株式会社](https://appshunter.io/developer/1880646714)
- Category: Photo & Video, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 5 MB
- Languages: American English, French (France), German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-09-10
- Data updated: 2026-09-16
- User reviews in markdown: https://appshunter.io/ios/app/koma-frame-by-frame-video/id6804230993/reviews.md

## What is Koma?

A video player built for studying dance choreography and sports form. Pick a video from your photo library and examine every detail.

Features:
- Slow motion: 0.1x–3x (0.01x–50x with Premium)
- Frame stepping with centisecond timecode and frame numbers
- A-B repeat: loop just the section you're working on
- Two-video comparison: play a reference and your own recording side by side, each with its own speed and A-B loop
- Mirrored playback for learning choreography from facing videos
- Hold-to-speed: boosted playback while you press the screen
- Pinch to zoom and pan, brightness/contrast/saturation adjustment
- One-tap access to recent videos
- Switch portrait/landscape with the rotate button (ignores device rotation)

Your videos stay on your device and are never uploaded.

Premium (one-time purchase) removes all ads and unlocks 0.01x–50x speeds.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Premium | $5.99 | one-time |



## Version history (last 2 releases)

### 1.0.1 — 2026-09-11

Comparison mode improvements:
• Pinch to zoom and pan each video independently
• Switch the layout between side-by-side and stacked
• Replace either video without leaving comparison mode

### 1.0 — 2026-09-10

No release notes.

## More apps by PrimeWave株式会社

- [SpeakABC - Letter Reader](https://appshunter.io/ios/app/speakabc-letter-reader/id6801730679)

All apps by PrimeWave株式会社: https://appshunter.io/developer/1880646714

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-16.*