# Constellation vs C.A.S.E.

The clearest difference is in-app purchases: C.A.S.E. at none against Constellation's 1. C.A.S.E. also leads on iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Constellation sells 1 one-off in-app purchase. C.A.S.E. asks for nothing beyond the download.

## The numbers

| Metric | Constellation | C.A.S.E. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 19 MB | 26 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Drobinin Limited](https://appshunter.io/developer/1713029153) | [Junze Ma](https://appshunter.io/developer/1878057061) |

## What reviewers say

### Constellation

[App page](https://appshunter.io/ios/app/constellation-mind-atlas/id6756132557)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Local Knowledge Pro | $39.99 | one-time |


### C.A.S.E.

[App page](https://appshunter.io/ios/app/case/id6759312971)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Constellation free?

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

### Is C.A.S.E. free?

C.A.S.E. is free to download, with no in-app purchases.

### Do Constellation or C.A.S.E. have ads?

Neither Constellation nor C.A.S.E. 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.*