# Instruments vs Bagpipe Manometer

The clearest difference is price: Bagpipe Manometer at Free against Instruments's $1.99. Bagpipe Manometer also leads on iOS requirement (15.0 vs 17.6). Instruments's advantage is chart position (#178 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Bagpipe Manometer is free to download; Instruments costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Instruments ships an update every 6 months, Bagpipe Manometer every 8 months. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Instruments | Bagpipe Manometer |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 8 months |
| Monetization | Paid | — |
| Best chart rank | **#178** | — |
| Size | 24 MB | 41 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) | [Steven Brooke](https://appshunter.io/developer/1803163886) |

## What reviewers say

### Instruments

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

**Currently charting:** #178 Top Paid · Education (US App Store)

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


### Bagpipe Manometer

[App page](https://appshunter.io/ios/app/bagpipe-manometer/id6743492626)

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

**In-app purchases:** none


## Frequently asked questions

### Is Instruments free?

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

### Is Bagpipe Manometer free?

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

### Do Instruments or Bagpipe Manometer have ads?

Neither Instruments nor Bagpipe Manometer shows ads.

### Which is updated more often, Instruments or Bagpipe Manometer?

Instruments ships an update every 6 months, and Bagpipe Manometer every 8 months. Most recently, Instruments was updated on November 6, 2026 and Bagpipe Manometer on October 28, 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.*