# Logic Master vs Inferra

The clearest difference is iOS requirement: Logic Master at 13.0 against Inferra's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Logic Master sells 10 one-off in-app purchases and Inferra sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Logic Master ships an update weekly, Inferra every 6 days. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Logic Master | Inferra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (118 ratings)](https://appshunter.io/ios/app/logic-master-brain-puzzles/id1194911580/reviews)** | — |
| Number of ratings | **118** | — |
| Positive reviews | 91.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Burak Sendag](https://appshunter.io/developer/542230273) | [P AND A LLC](https://appshunter.io/developer/1676895464) |

## What reviewers say

### Logic Master

[App page](https://appshunter.io/ios/app/logic-master-brain-puzzles/id1194911580)

Engage your mind with a collection of over 200 unusual and tricky puzzles designed to challenge your cognitive abilities. Improve attention, memory, and problem-solving skills with creative gameplay and absurd solutions.

**Highlights:** 200+ unusual and tricky puzzles, Cognitive skill evaluation, Global leaderboards, Offline play, Creative problem-solving, Hand-drawn graphics

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Hints | $0.99 | one-time |
| 5 Hints | $0.99 | one-time |
| 10 Hints | $1.99 | one-time |
| Remove ads | $1.99 | one-time |
| Starter Pack | $3.99 | one-time |
| Half Price Offer | $4.99 | one-time |
| Low Coins Offer | $4.99 | one-time |
| 100 Hints | $9.99 | one-time |
| Mega Pack | $14.99 | one-time |
| Unlock all hints | $19.99 | one-time |


### Inferra

[App page](https://appshunter.io/ios/app/inferra/id6806542109)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Big Tip | $4.99 | one-time |
| INFERRA Complete | $5.99 | one-time |


## Frequently asked questions

### Is Logic Master free?

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

### Is Inferra free?

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

### Do Logic Master or Inferra have ads?

Neither Logic Master nor Inferra shows ads.

### Which is updated more often, Logic Master or Inferra?

Logic Master ships an update weekly, and Inferra every 6 days. Most recently, Logic Master was updated on October 22, 2026 and Inferra on October 14, 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.*