# Gain Brain vs SpotMaster

The clearest difference is in-app purchases: Gain Brain at none against SpotMaster's 5. Gain Brain also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 11 months). On price and device support there is nothing between them.

Both are free to download. SpotMaster sells 5 one-off in-app purchases. Gain Brain asks for nothing beyond the download.

Gain Brain ships an update every 2 weeks, SpotMaster every 11 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Gain Brain | SpotMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 11 months |
| Size | 79 MB | 207 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ESTEL AITI GRUPP, OOO](https://appshunter.io/developer/1485864777) | [73ers](https://appshunter.io/developer/318506527) |

## What reviewers say

### Gain Brain

[App page](https://appshunter.io/ios/app/gain-brain/id1559907572)

**Features:** macOS Compatibility

**In-app purchases:** none


### SpotMaster

[App page](https://appshunter.io/ios/app/spotmaster-wordbuilder/id6736932754)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Explorer Pack | $8.99 | one-time |
| Master Pack | $24.99 | one-time |
| Legend Pack | $59.99 | one-time |


## Frequently asked questions

### Is Gain Brain free?

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

### Is SpotMaster free?

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

### Do Gain Brain or SpotMaster have ads?

SpotMaster shows ads; Gain Brain does not.

### Which is updated more often, Gain Brain or SpotMaster?

Gain Brain ships an update every 2 weeks, and SpotMaster every 11 months. Most recently, Gain Brain was updated on October 27, 2026 and SpotMaster on October 25, 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.*