# Stack Star vs Solvara

The clearest difference is ads: Solvara at none against Stack Star's shown. Stack Star's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Stack Star sells 8 one-off in-app purchases and Solvara sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Stack Star | Solvara |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Daily | — |
| Size | 287 MB | 34 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moonstep Games](https://appshunter.io/developer/1827009450) | [Lauterstar Technologies, Inc](https://appshunter.io/developer/6794436202) |

## What reviewers say

### Stack Star

[App page](https://appshunter.io/ios/app/stack-star-color-sort/id6770474297)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| 1000 Coins | $1.99 | one-time |
| 5000 Coins | $7.99 | one-time |
| No Ads | $7.99 | one-time |
| 10000 Coins | $14.99 | one-time |
| 25000 Coins | $29.99 | one-time |
| 50000 Coins | $59.99 | one-time |
| 100000 Coins | $89.99 | one-time |


### Solvara

[App page](https://appshunter.io/ios/app/solvara-math-crossword/id6798930932)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Solvara Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is Stack Star free?

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

### Is Solvara free?

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

### Do Stack Star or Solvara have ads?

Stack Star shows ads; Solvara does not.

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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.*