# Instruments Free vs Lost Radio

The clearest difference is update cadence: Lost Radio at every 2 months against Instruments Free's every 19 months. Lost Radio also leads on iOS requirement (15.6 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Instruments Free ships an update every 19 months, Lost Radio every 2 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Instruments Free | Lost Radio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (54 ratings)](https://appshunter.io/ios/app/instruments-free/id793822280/reviews)** | — |
| Number of ratings | **54** | — |
| Positive reviews | 51.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 30 MB | 17 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Burdin](https://appshunter.io/developer/511622913) | [Jorge Ferrufino Duran](https://appshunter.io/developer/1474415582) |

## What reviewers say

### Instruments Free

[App page](https://appshunter.io/ios/app/instruments-free/id793822280)

Explore a vibrant sound picture book with a collection of musical instruments. Tap images to hear their authentic sounds and see their names spoken in one of 78 languages. Ideal for early learning and language development.

**Highlights:** Interactive sound picture book, Real instrument sounds, Spoken instrument names, Supports 78 languages, Adjustable slideshow mode, Offline functionality, Parental gate

**Features:** macOS Compatibility

**In-app purchases:** none


### Lost Radio

[App page](https://appshunter.io/ios/app/lost-radio/id6755118088)

**In-app purchases:** none


## Frequently asked questions

### Is Instruments Free free?

Instruments Free is free to download, with no in-app purchases.

### Is Lost Radio free?

Lost Radio is free to download, with no in-app purchases.

### Do Instruments Free or Lost Radio have ads?

Neither Instruments Free nor Lost Radio shows ads.

### Which is updated more often, Instruments Free or Lost Radio?

Instruments Free ships an update every 19 months, and Lost Radio every 2 months. Most recently, Instruments Free was updated on November 6, 2026 and Lost Radio on November 5, 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.*