# Guess'n'Learn vs Drain Brain

The clearest difference is iOS requirement: Guess'n'Learn at 13.0 against Drain Brain's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Guess'n'Learn | Drain Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/drain-brain/id6758406110/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Daily | Daily |
| Monetization | — | Free |
| Size | 24 MB | 14 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Toshihiro Kinami](https://appshunter.io/developer/740275897) | [Symbolic Software](https://appshunter.io/developer/613116232) |

## What reviewers say

### Guess'n'Learn

[App page](https://appshunter.io/ios/app/guessnlearn/id6757084621)

**Features:** macOS Compatibility

**In-app purchases:** none


### Drain Brain

[App page](https://appshunter.io/ios/app/drain-brain/id6758406110)

A retro-styled puzzle game where players connect pipes on a grid to create a path for flowing liquid. Score points by filling pipes and race against the clock to fix dead ends before the flow stops. Features include various pipe types, a smart queue, and bombs to correct mistakes.

**Highlights:** Pipe connection puzzles, Retro LCD handheld style, Progressive difficulty, Smart queue system, Game Center leaderboards, Original soundtrack

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Guess'n'Learn free?

Guess'n'Learn is free to download, with no in-app purchases.

### Is Drain Brain free?

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

### Do Guess'n'Learn or Drain Brain have ads?

Neither Guess'n'Learn nor Drain Brain shows ads.

### Which is updated more often, Guess'n'Learn or Drain Brain?

Guess'n'Learn ships an update daily, and Drain Brain daily. Most recently, Guess'n'Learn was updated on October 28, 2026 and Drain Brain 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.*