# AccompaU vs NoteNerd

The clearest difference is review sentiment: NoteNerd at 100% against AccompaU's 60%. NoteNerd also leads on update cadence (every 2 weeks vs every 2 months). AccompaU's advantage is rating (4.7 vs 4.4) and iOS requirement (9.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. AccompaU sells 2 in-app purchases, starting at $5.99 per month and NoteNerd sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

AccompaU holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 18 and 7 respectively. Written reviews complicate that: 60% of AccompaU's written reviews are positive against 100% of NoteNerd's, so the app with the better star average is not the one people write more warmly about.

AccompaU ships an update every 2 months, NoteNerd every 2 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | AccompaU | NoteNerd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/accompau/id1578517363/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/notenerd-voice/id6449754357/reviews) |
| Number of ratings | **18** | 7 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 143 MB | 129 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ACCOMPAU, LIMITED LIABILITY CO.](https://appshunter.io/developer/1578517365) | [Smashing Metronomes, Inc](https://appshunter.io/developer/1690495354) |

## What reviewers say

### AccompaU

[App page](https://appshunter.io/ios/app/accompau/id1578517363)

This app provides string players with digital music scores, tutorial videos, and semi-auto accompaniments. It aims to help aspiring musicians improve their performance with a variety of practice tools and resources.

**Highlights:** Digital music scores, Tutorial videos (practice & recital), Semi-auto accompaniments, Adjustable tempo, Custom loops, Printable scores

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Buy 1000 points | $9.99 | one-time |


### NoteNerd

[App page](https://appshunter.io/ios/app/notenerd-voice/id6449754357)

This app provides a pocket-sized music theory lab for practicing sight-singing and ear training. It offers live pitch analysis, transposable melodic and rhythmic exercises, and a built-in notation editor for personalized practice.

**Highlights:** Sight-singing practice, Ear training exercises, Live pitch analysis, Transposable melodic exercises, Rhythmic exercises, Built-in notation editor

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pay As You Go | $9.99 | per month |
| Music Theory Pro | $99.90 | per year |


## Frequently asked questions

### Is AccompaU free?

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

### Is NoteNerd free?

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

### Which has better reviews, AccompaU or NoteNerd?

AccompaU is rated higher. AccompaU averages 4.7 out of 5 from 18 ratings, while NoteNerd averages 4.4 from 7 ratings.

### Do AccompaU or NoteNerd have ads?

Neither AccompaU nor NoteNerd shows ads.

### Which is updated more often, AccompaU or NoteNerd?

AccompaU ships an update every 2 months, and NoteNerd every 2 weeks. Most recently, AccompaU was updated on October 24, 2026 and NoteNerd on October 15, 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.*