# Great Conductors vs IMSLP

The clearest difference is in-app purchases: Great Conductors at none against IMSLP's 1. IMSLP's advantage is ads (none vs shown) and update cadence (every 10 days vs every 9 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. IMSLP sells 1 in-app purchase, starting at $3.99 per month. Great Conductors asks for nothing beyond the download.

Great Conductors ships an update every 9 months, IMSLP every 10 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Great Conductors | IMSLP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (515 ratings)](https://appshunter.io/ios/app/imslp/id1373671782/reviews)** |
| Number of ratings | — | **515** |
| Positive reviews | — | 70.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 604 MB | 232 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hon Fai Yiu](https://appshunter.io/developer/498484006) | [Project Petrucci LLC](https://appshunter.io/developer/1373671781) |

## What reviewers say

### Great Conductors

[App page](https://appshunter.io/ios/app/great-conductors/id1204632950)

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

**In-app purchases:** none


### IMSLP

[App page](https://appshunter.io/ios/app/imslp/id1373671782)

Access a vast digital library of classical music scores on your iOS device. Enjoy full access to commercial recordings, instant downloads, and new uploads with a membership subscription. Support the music community while exploring a comprehensive collection.

**Highlights:** Browse IMSLP/Petrucci Music Library, View musical scores, Access commercial recordings, Instant downloads, Access new uploads instantly, Membership subscription benefits

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Membership Subscription | $3.99 | per month |

**What reviewers like**

- 🚀 Integrated IMSLP library
- 👍 Well-made app
- 👍 Game changer for musicians
- 👍 Indispensable for professionals and amateurs
- 👍 Fantastic offering

**What reviewers complain about**

- 🐛 Crashes when zooming in and annotating
- 💰 Money grabbing with constant subscription prompts
- 🐛 Frequent crashes and freezes
- 🐛 Annotation issues and lost data
- 🐛 Battery drain on iPad

**Reported bugs**

- Crashes when opening scores
- Scores disappearing from library
- Login issues and lost data
- Incompatibility with older devices after updates
- Annotation issues causing loss of data

**Requested features**

- Predictive text for score annotations
- Ability to restore original zoom settings
- Metric to indicate device performance during page turns
- Folder-like organization system
- Color wheel and custom pen/highlighter options


## Frequently asked questions

### Is Great Conductors free?

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

### Is IMSLP free?

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

### Do Great Conductors or IMSLP have ads?

Great Conductors shows ads; IMSLP does not.

### Which is updated more often, Great Conductors or IMSLP?

Great Conductors ships an update every 9 months, and IMSLP every 10 days. Most recently, Great Conductors was updated on November 2, 2026 and IMSLP on November 6, 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.*