# DrillStudioViewer vs Instant Replay Pro

The clearest difference is iOS requirement: DrillStudioViewer at 13.0 against Instant Replay Pro's 17.0. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | DrillStudioViewer | Instant Replay Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/instant-replay-pro/id6763651435/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free | Free |
| Size | 173 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shinya Hattori](https://appshunter.io/developer/989534356) | [JOHN DAVID STUBBS](https://appshunter.io/developer/1895418401) |

## What reviewers say

### DrillStudioViewer

[App page](https://appshunter.io/ios/app/drillstudioviewer/id989534357)

View marching band drill storyboards created with Drill Studio. This viewer allows real-time checking of movement direction, stride length, and individual performer actions in 3D. Playback can be synchronized with sound sources and adjusted by tempo.

**Highlights:** 3D realistic reproduction, Playback sync with sound source, Adjustable tempo playback, Display trajectory and stride length, Tracking display with zoom, Swap storyboard top/bottom

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Instant Replay Pro

[App page](https://appshunter.io/ios/app/instant-replay-pro/id6763651435)

This app provides musicians with instant audio feedback for practice. Record and play back passages immediately to refine scales, intonation, and phrasing. It offers hands-free control with Bluetooth foot pedal support and visual waveform feedback.

**Highlights:** Instant audio playback, Hands-free control with foot pedal, Live waveform visualization, High-quality audio recording, No accounts or subscriptions, Ad-free experience

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DrillStudioViewer free?

DrillStudioViewer is free to download, with no in-app purchases.

### Is Instant Replay Pro free?

Instant Replay Pro is free to download, with no in-app purchases.

### Do DrillStudioViewer or Instant Replay Pro have ads?

Neither DrillStudioViewer nor Instant Replay Pro shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*