# Photographic Memory vs Brain Calculus

The clearest difference is in-app purchases: Brain Calculus at none against Photographic Memory's 2. Brain Calculus also leads on ads (none vs shown). Photographic Memory's advantage is iOS requirement (13.0 vs 16.2). On price and device support there is nothing between them.

Both are free to download. Photographic Memory sells 2 in-app purchases, starting at $2.99 per month. Brain Calculus asks for nothing beyond the download.

## The numbers

| Metric | Photographic Memory | Brain Calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/photographic-memory-mind-test/id6578423386/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 146 MB | 1 MB |
| Requires iOS | **13.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alejandro Jimenez](https://appshunter.io/developer/1759471257) | [Andrei Sokolov](https://appshunter.io/developer/570653122) |

## What reviewers say

### Photographic Memory

[App page](https://appshunter.io/ios/app/photographic-memory-mind-test/id6578423386)

Sharpen your focus, recall, and attention with daily brain-training challenges. Engage in multiple memory games, contextual exercises, and compete on a global leaderboard to improve your cognitive skills.

**Highlights:** Daily memory challenges, Multiple mini-games (Numbers, Colors, Words, People), Contextual memory exercises, Global leaderboards, Progress tracking, Focus and attention training

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Photo Memory Pro | $2.99 | per month |
| Remove ads | $1.99 | one-time |


### Brain Calculus

[App page](https://appshunter.io/ios/app/brain-calculus/id6605932809)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Photographic Memory free?

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

### Is Brain Calculus free?

Brain Calculus is free to download, with no in-app purchases.

### Do Photographic Memory or Brain Calculus have ads?

Photographic Memory shows ads; Brain Calculus 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.*