# PLAYnJAM vs Calliope Sim

The clearest difference is in-app purchases: PLAYnJAM at none against Calliope Sim's 1. PLAYnJAM also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Calliope Sim sells 1 one-off in-app purchase. PLAYnJAM asks for nothing beyond the download.

PLAYnJAM ships an update every 2 months, Calliope Sim every 3 months. The most recent releases landed on June 1, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | PLAYnJAM | Calliope Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calliope-sim/id6740209595/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 147 MB | 114 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iDance](https://appshunter.io/developer/1680177485) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### PLAYnJAM

[App page](https://appshunter.io/ios/app/playnjam/id6447109498)

**In-app purchases:** none


### Calliope Sim

[App page](https://appshunter.io/ios/app/calliope-sim/id6740209595)

Experience the nostalgic charm of traditional fairgrounds and circuses with this realistic calliope simulator. It offers authentic sounds and advanced features like microtonal tuning and reverb for expressive musical performances. Record and share your creations easily.

**Highlights:** Authentic calliope sound sample, Microtonal tuning, Transpose adjustment, Reverb effects, Chorus mode, Dynamic key sensitivity, Built-in recorder, Shareable performances

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $7.99 | one-time |


## Frequently asked questions

### Is PLAYnJAM free?

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

### Is Calliope Sim free?

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

### Do PLAYnJAM or Calliope Sim have ads?

Calliope Sim shows ads; PLAYnJAM does not.

### Which is updated more often, PLAYnJAM or Calliope Sim?

PLAYnJAM ships an update every 2 months, and Calliope Sim every 3 months. Most recently, PLAYnJAM was updated on June 1, 2026 and Calliope Sim on September 13, 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.*