# Instruments vs AlphaBug Trace

The clearest difference is price: AlphaBug Trace at Free against Instruments's $1.99. AlphaBug Trace also leads on update cadence (weekly vs every 6 months) and iOS requirement (15.0 vs 17.6). Instruments's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

AlphaBug Trace is free to download; Instruments costs $1.99 up front. AlphaBug Trace sells 1 one-off in-app purchase. Instruments asks for nothing beyond the download.

Instruments ships an update every 6 months, AlphaBug Trace weekly. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Instruments | AlphaBug Trace |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/instruments/id609722633/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Paid | — |
| Size | 24 MB | 40 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Burdin](https://appshunter.io/developer/511622913) | [Kubra Tercan](https://appshunter.io/developer/1893749781) |

## What reviewers say

### Instruments

[App page](https://appshunter.io/ios/app/instruments/id609722633)

Explore a vibrant collection of 55 musical instruments with interactive sound and visuals. Learn instrument names and sounds in 78 languages, perfect for young children and language learners. This offline app offers a safe, ad-free, and engaging musical discovery experience.

**Highlights:** 55 interactive musical instruments, Real sounds and spoken names, Supports 78 languages, Offline functionality, Adjustable slideshow mode, Parental gate for settings

**Features:** macOS Compatibility

**In-app purchases:** none


### AlphaBug Trace

[App page](https://appshunter.io/ios/app/alphabug-trace-learn-and-speak/id6777139769)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version (All Letters) | $3.99 | one-time |


## Frequently asked questions

### Is Instruments free?

Instruments costs $1.99, with no in-app purchases.

### Is AlphaBug Trace free?

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

### Do Instruments or AlphaBug Trace have ads?

Neither Instruments nor AlphaBug Trace shows ads.

### Which is updated more often, Instruments or AlphaBug Trace?

Instruments ships an update every 6 months, and AlphaBug Trace weekly. Most recently, Instruments was updated on September 18, 2026 and AlphaBug Trace on September 24, 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.*