# Gemstones... vs = Math Solver

The clearest difference is ads: = Math Solver at none against Gemstones...'s shown. Gemstones...'s advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Gemstones... sells 2 in-app purchases, starting at $1.99 per month and = Math Solver sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Gemstones... | = Math Solver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Size | 138 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Olga Ivanova](https://appshunter.io/developer/1733570435) | [JOHN TIMOTHY FOSTER](https://appshunter.io/developer/1877505472) |

## What reviewers say

### Gemstones...

[App page](https://appshunter.io/ios/app/gemstones/id6742685417)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| stones_by_oliva_subscription | $1.99 | per month |
| stones_by_oliva_donation | $1.99 | one-time |


### = Math Solver

[App page](https://appshunter.io/ios/app/math-solver/id6759828845)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| = Pro Monthly | $3.99 | per month |
| = Pro Annual | $19.99 | per year |


## Frequently asked questions

### Is Gemstones... free?

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

### Is = Math Solver free?

= Math Solver is free to download, with in-app purchases available.

### Do Gemstones... or = Math Solver have ads?

Gemstones... shows ads; = Math Solver 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.*