# Make Chirps vs Rilke

The clearest difference is in-app purchases: Make Chirps at none against Rilke's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rilke sells 1 one-off in-app purchase. Make Chirps asks for nothing beyond the download.

## The numbers

| Metric | Make Chirps | Rilke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/make-chirps/id6466780242/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Monetization | Free | — |
| Size | 30 MB | 407 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [John Keith Riles](https://appshunter.io/developer/1746793092) | [1732 Studios LLC](https://appshunter.io/developer/6787304905) |

## What reviewers say

### Make Chirps

[App page](https://appshunter.io/ios/app/make-chirps/id6466780242)

Explore the physics of gravitational waves through interactive simulations and visualizations. Understand black hole mergers and their impact on spacetime with dynamic animations and auditory experiences. Learn about LIGO's pioneering work through educational insights.

**Highlights:** Physics simulation of black hole mergers, Waveform plots and spectrogram visualizations, Auditory experience of gravitational waves, Dynamic animations of black hole collisions, Educational insights on LIGO and cosmic phenomena

**Features:** macOS Compatibility

**In-app purchases:** none


### Rilke

[App page](https://appshunter.io/ios/app/rilke-learn-german/id6787305935)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Complete Edition | $19.99 | one-time |


## Frequently asked questions

### Is Make Chirps free?

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

### Is Rilke free?

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

### Do Make Chirps or Rilke have ads?

Neither Make Chirps nor Rilke shows ads.

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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.*