# Schema vs LogicBrain

The clearest difference is update cadence: Schema at every 9 days against LogicBrain's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Schema sells 2 in-app purchases, starting at $14.99 per month and LogicBrain sells 3 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Schema ships an update every 9 days, LogicBrain every 5 weeks. The most recent releases landed on September 7, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Schema | LogicBrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/schema-knowledge-compounding/id6747011799/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 165 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Infinity Labs AG](https://appshunter.io/developer/1818442467) | [Phu Ho](https://appshunter.io/developer/380467843) |

## What reviewers say

### Schema

[App page](https://appshunter.io/ios/app/schema-knowledge-compounding/id6747011799)

This AI-powered learning companion helps you capture, summarize, and retain important ideas. It uses smart review intervals to ensure knowledge sticks, fostering deeper understanding for lifelong learners. Turn consumed information into lasting comprehension.

**Highlights:** Capture and organize key ideas, AI summarization, Spaced repetition reviews, Smart practice for retention, Build compounding mental leverage

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Schema Pro Monthly | $14.99 | per month |
| Schema Pro Yearly | $149.99 | per year |


### LogicBrain

[App page](https://appshunter.io/ios/app/logicbrain-logic-training/id6789635234)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LogicBrain Pro Monthly | $12.99 | per month |
| LogicBrain Pro Annual | $59.99 | per year |
| LogicBrain Pro Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is Schema free?

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

### Is LogicBrain free?

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

### Do Schema or LogicBrain have ads?

Neither Schema nor LogicBrain shows ads.

### Which is updated more often, Schema or LogicBrain?

Schema ships an update every 9 days, and LogicBrain every 5 weeks. Most recently, Schema was updated on September 7, 2026 and LogicBrain on September 12, 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.*