# Alto vs midi Sampler

The clearest difference is review sentiment: Alto at 67% against midi Sampler's 0%. Alto also leads on rating (4.3 vs 2.6) and update cadence (every 2 months vs every 30 months). midi Sampler's advantage is price ($1.99 vs $4.99) and iOS requirement (14.0 vs 16.6). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Alto costs $4.99 and midi Sampler $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Alto holds the better App Store score, 4.3 against 2.6. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews point the same way: 67% of Alto's written reviews are positive against 0% of midi Sampler's.

Alto ships an update every 2 months, midi Sampler every 30 months. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Alto | midi Sampler |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/alto-musical-instruments/id317691743/reviews)** | [2.6 (5 ratings)](https://appshunter.io/ios/app/midi-sampler/id641950873/reviews) |
| Number of ratings | **6** | 5 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 30 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 7 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Erik Lee](https://appshunter.io/developer/302856905) | [Gianluca Natalini](https://appshunter.io/developer/348380792) |

## What reviewers say

### Alto

[App page](https://appshunter.io/ios/app/alto-musical-instruments/id317691743)

A comprehensive guide to musical instruments, detailing their registers, transpositions, playability, and sound characteristics. Explore dozens of instruments by family, alphabetically, or by score order, with highlighted registers and simple transposition features.

**Highlights:** Instrument registers and transpositions, Playability and sound characteristics, Explore by family, alphabet, or score, Registers highlighted by difficulty/timbre, Simple transposition feature, Includes woodwinds, brass, strings, percussion, vocals, and more

**Features:** macOS Compatibility

**In-app purchases:** none


### midi Sampler

[App page](https://appshunter.io/ios/app/midi-sampler/id641950873)

Transform your device into a powerful musical instrument sampler. Record or import sounds to create custom instruments, play live with virtual keyboards, or connect an external MIDI controller. Explore a vast library of free sound samples.

**Highlights:** Create custom instruments from single sounds, Receive MIDI messages from external keyboards, Import common audio formats (wav, mp3, caf, m4a), Automatic scale generation across 8 octaves, Two independent multi-touch virtual keyboards, Free downloadable sound samples

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

**In-app purchases:** none


## Frequently asked questions

### Is Alto free?

Alto costs $4.99, with no in-app purchases.

### Is midi Sampler free?

midi Sampler costs $1.99, with no in-app purchases.

### Which has better reviews, Alto or midi Sampler?

Alto is rated higher. Alto averages 4.3 out of 5 from 6 ratings, while midi Sampler averages 2.6 from 5 ratings.

### Do Alto or midi Sampler have ads?

Neither Alto nor midi Sampler shows ads.

### Which is updated more often, Alto or midi Sampler?

Alto ships an update every 2 months, and midi Sampler every 30 months. Most recently, Alto was updated on October 23, 2026 and midi Sampler on October 27, 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.*