# Tally vs Mental Rotation Spatial Test

The clearest difference is iOS requirement: Tally at 17.0 against Mental Rotation Spatial Test's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Tally sells 3 in-app purchases, starting at $3.99 per month and Mental Rotation Spatial Test sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Tally | Mental Rotation Spatial Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 2 MB | 3 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SG APPs](https://appshunter.io/developer/1507658418) | [Hyun Sik Kim](https://appshunter.io/developer/1871784166) |

## What reviewers say

### Tally

[App page](https://appshunter.io/ios/app/tally-mental-math-trainer/id6787205145)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $24.99 | per year |
| Pro Lifetime | $39.99 | one-time |


### Mental Rotation Spatial Test

[App page](https://appshunter.io/ios/app/mental-rotation-spatial-test/id6802884502)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Tally free?

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

### Is Mental Rotation Spatial Test free?

Mental Rotation Spatial Test is free to download, with in-app purchases available.

### Do Tally or Mental Rotation Spatial Test have ads?

Neither Tally nor Mental Rotation Spatial Test 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.*