# Gemstone Identifier º vs Accelerometer

The clearest difference is in-app purchases: Gemstone Identifier º at none against Accelerometer's 4. Gemstone Identifier º also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). On price and device support there is nothing between them.

Both are free to download. Accelerometer sells 4 in-app purchases, starting at $3.99 per 7 days. Gemstone Identifier º asks for nothing beyond the download.

## The numbers

| Metric | Gemstone Identifier º | Accelerometer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 50 MB | 12 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Qualitechnologies LLC](https://appshunter.io/developer/1855338819) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### Gemstone Identifier º

[App page](https://appshunter.io/ios/app/gemstone-identifier/id6755660796)

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

**In-app purchases:** none


### Accelerometer

[App page](https://appshunter.io/ios/app/accelerometer/id6762511214)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1W | $3.99 | per 7 days |
| 1M | $7.99 | per month |
| 1Y | $29.99 | per year |
| Pro | $49.99 | one-time |


## Frequently asked questions

### Is Gemstone Identifier º free?

Gemstone Identifier º is free to download, with no in-app purchases.

### Is Accelerometer free?

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

### Do Gemstone Identifier º or Accelerometer have ads?

Accelerometer shows ads; Gemstone Identifier º 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.*