# Memory Kings vs Brain Boost

The clearest difference is in-app purchases: Brain Boost at none against Memory Kings's 3. Brain Boost also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Memory Kings sells 3 one-off in-app purchases. Brain Boost asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Memory Kings | Brain Boost |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/brain-boost-iq-puzzle/id6737493246/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | — | Free |
| Size | 101 MB | 345 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Peter Koning](https://appshunter.io/developer/1676832719) | [Lesou Technology Co., Limited](https://appshunter.io/developer/1714561027) |

## What reviewers say

### Memory Kings

[App page](https://appshunter.io/ios/app/memory-kings/id6473804571)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bag of 500 coins | $0.99 | one-time |
| Bag of 1,000 coins | $1.99 | one-time |
| Bag of 2,000 coins | $2.99 | one-time |


### Brain Boost

[App page](https://appshunter.io/ios/app/brain-boost-iq-puzzle/id6737493246)

Engage in a series of challenging brain teasers and tricky puzzles designed to test your logic and imagination. This game offers an unconventional experience, encouraging you to think outside the box to solve unexpected riddles. It's a fun and addictive way to train your brain, suitable for all ages and playable offline.

**Highlights:** Tricky brain teasers, Unconventional puzzle solving, Endless levels, Offline play, Suitable for all ages, Brain training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memory Kings free?

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

### Is Brain Boost free?

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

### Do Memory Kings or Brain Boost have ads?

Memory Kings shows ads; Brain Boost does not.

### Which is updated more often, Memory Kings or Brain Boost?

Memory Kings ships an update every 6 days, and Brain Boost every 6 days. Most recently, Memory Kings was updated on October 9, 2026 and Brain Boost on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*