# BrainPower vs RigSync Calendar

The clearest difference is price: BrainPower at Free against RigSync Calendar's $5.99. RigSync Calendar's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

BrainPower is free to download; RigSync Calendar costs $5.99 up front. BrainPower sells 3 one-off in-app purchases. RigSync Calendar asks for nothing beyond the download.

BrainPower ships an update every 4 months, RigSync Calendar every 6 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | BrainPower | RigSync Calendar |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[3.8 (38 ratings)](https://appshunter.io/ios/app/brainpower-brain-training/id1593904847/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 192 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | +4 |
| Developer | [Branded Brothers](https://appshunter.io/developer/1506068681) | [Joel Marambaia](https://appshunter.io/developer/1876390998) |

## What reviewers say

### BrainPower

[App page](https://appshunter.io/ios/app/brainpower-brain-training/id1593904847)

Enhance your cognitive abilities with daily brain training exercises and a variety of games. This app offers over 380 challenges designed to improve memory, attention, math skills, and flexibility. Track your progress and enjoy a fun way to boost your brainpower.

**Highlights:** Memory games, Attention games, Math games, Flexibility games, 380+ brain games, Daily challenges

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hints X20 | $0.99 | one-time |
| Remove ads | $1.99 | one-time |
| Full game | $7.99 | one-time |


### RigSync Calendar

[App page](https://appshunter.io/ios/app/rigsync-calendar/id6759013786)

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

**In-app purchases:** none


## Frequently asked questions

### Is BrainPower free?

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

### Is RigSync Calendar free?

RigSync Calendar costs $5.99, with no in-app purchases.

### Do BrainPower or RigSync Calendar have ads?

BrainPower shows ads; RigSync Calendar does not.

### Which is updated more often, BrainPower or RigSync Calendar?

BrainPower ships an update every 4 months, and RigSync Calendar every 6 days. Most recently, BrainPower was updated on October 24, 2026 and RigSync Calendar on October 9, 2026.

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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.*