# PlayStems vs WorldTuning

The clearest difference is rating: WorldTuning at 5.0 against PlayStems's 1.0. WorldTuning also leads on update cadence (every 3 days vs every 3 weeks). PlayStems's advantage is ads (none vs shown). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. PlayStems sells 1 one-off in-app purchase and WorldTuning sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

WorldTuning holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

PlayStems ships an update every 3 weeks, WorldTuning every 3 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | PlayStems | WorldTuning |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/playstems-audio-stem-player/id6773736611/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/worldtuning/id6809993695/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 6 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Matthias Santer](https://appshunter.io/developer/1538440760) | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) |

## What reviewers say

### PlayStems

[App page](https://appshunter.io/ios/app/playstems-audio-stem-player/id6773736611)

This app allows musicians to isolate and manipulate individual instrument tracks from stereo songs or multi-track stems. Practice complex sections, learn by ear, or create backing tracks with on-device AI processing for complete privacy.

**Highlights:** On-device AI stem splitting, Multi-track mixer, Variable tempo and pitch control, Loopable practice markers, Offline audio processing, Per-stem volume and pan adjustment

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full version | $4.99 | one-time |


### WorldTuning

[App page](https://appshunter.io/ios/app/worldtuning/id6809993695)

Experience an endless, generative orchestral drone that evolves in real-time. Interact with the soundscape by touching the screen to guide the orchestra through various sonic landscapes and moods. Record your unique performances as high-quality audio files.

**Highlights:** Endless generative orchestral drone, Interactive soundscape control, Real-time synthesized sounds, Customizable sound parameters, High-quality audio recording, Bluetooth and AirPlay support, Live pitch tuning to environment

**Features:** iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $3.99 | one-time |


## Frequently asked questions

### Is PlayStems free?

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

### Is WorldTuning free?

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

### Which has better reviews, PlayStems or WorldTuning?

WorldTuning is rated higher. PlayStems averages 1.0 out of 5 from 1 ratings, while WorldTuning averages 5.0 from 1 ratings.

### Do PlayStems or WorldTuning have ads?

WorldTuning shows ads; PlayStems does not.

### Which is updated more often, PlayStems or WorldTuning?

PlayStems ships an update every 3 weeks, and WorldTuning every 3 days. Most recently, PlayStems was updated on October 31, 2026 and WorldTuning on November 1, 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.*