# Staventabs vs DrillStudioViewer

The clearest difference is in-app purchases: DrillStudioViewer at none against Staventabs's 3. DrillStudioViewer also leads on iOS requirement (13.0 vs 16.4). Staventabs's advantage is update cadence (every 3 weeks vs every 5 months) and review sentiment (65% vs 43%). On price, ads and device support there is nothing between them.

Both are free to download. Staventabs sells 3 one-off in-app purchases. DrillStudioViewer asks for nothing beyond the download.

Staventabs ships an update every 3 weeks, DrillStudioViewer every 5 months. The most recent releases landed on September 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Staventabs | DrillStudioViewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (70 ratings)](https://appshunter.io/ios/app/staventabs-compose-and-notate/id947545539/reviews)** | — |
| Number of ratings | **70** | — |
| Positive reviews | **64.8% of reviews** | 42.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 121 MB | 173 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Ivan Korovin](https://appshunter.io/developer/937929054) | [Shinya Hattori](https://appshunter.io/developer/989534356) |

## What reviewers say

### Staventabs

[App page](https://appshunter.io/ios/app/staventabs-compose-and-notate/id947545539)

Compose and edit musical scores and tablature with a user-friendly interface. Create new pieces from scratch or templates, input notes intuitively, and enhance your compositions with advanced editing tools. Practice your songs with playback and metronome features, and manage your projects seamlessly.

**Highlights:** Score and tablature editing, Intuitive note input, Virtual piano and fingerboard, Instrument previews, Playback and metronome, AI-powered scale suggestions, MIDI and MusicXML import/export

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced composing | $9.99 | one-time |
| Unlimited projects | $10.99 | one-time |
| Additional instruments | $10.99 | one-time |

**What reviewers like**

- 🚀 Efficient music notation
- 👍 Intuitive interface
- 🎨 Customizable chord diagrams
- 💾 Supports multiple file formats
- 🎶 Realistic instrument sounds

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 💰 Paywall for basic features
- 🔀 Inconsistent note/chord handling
- 🔍 Unclear documentation
- 🔊 Lagging playback

**Reported bugs**

- Imported MIDI files lose instrument assignments
- Disappearing projects after updates
- Inability to adjust note lengths in piano roll
- Metronome not audible over instrument playback

**Requested features**

- Add support for grace notes and ornaments
- Implement repeat/coda symbols
- Allow custom font and layout options
- Integrate MIDI input and output
- Improve chord recognition accuracy


### 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


## Frequently asked questions

### Is Staventabs free?

Staventabs is free to download, with in-app purchases available.

### Is DrillStudioViewer free?

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

### Do Staventabs or DrillStudioViewer have ads?

Neither Staventabs nor DrillStudioViewer shows ads.

### Which is updated more often, Staventabs or DrillStudioViewer?

Staventabs ships an update every 3 weeks, and DrillStudioViewer every 5 months. Most recently, Staventabs was updated on September 13, 2026 and DrillStudioViewer on September 9, 2026.

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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.*