# Jean Piaget vs Logical Construct & Philosophy

The clearest difference is in-app purchases: Jean Piaget at none against Logical Construct & Philosophy's 2. Jean Piaget also leads on iOS requirement (13.0 vs 16.4). Logical Construct & Philosophy's advantage is update cadence (every 2 weeks vs every 25 months). On price, ads and device support there is nothing between them.

Both are free to download. Logical Construct & Philosophy sells 2 in-app purchases, starting at $3.99 per month. Jean Piaget asks for nothing beyond the download.

Jean Piaget ships an update every 25 months, Logical Construct & Philosophy every 2 weeks. The most recent releases landed on September 25, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Jean Piaget | Logical Construct & Philosophy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/logical-construct-and-philosophy/id6744826340/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 51 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ricardo Manco](https://appshunter.io/developer/1560024660) | [Lucainson Raymond](https://appshunter.io/developer/1805397683) |

## What reviewers say

### Jean Piaget

[App page](https://appshunter.io/ios/app/jean-piaget/id1594746765)

**Features:** macOS Compatibility

**In-app purchases:** none


### Logical Construct & Philosophy

[App page](https://appshunter.io/ios/app/logical-construct-and-philosophy/id6744826340)

Engage with formal logic through interactive puzzles. Apply inference rules to construct valid proofs, making abstract reasoning concrete and intuitive. Explore propositional and modal logic, with classic philosophical arguments integrated into the learning process.

**Highlights:** Interactive proof construction, 24 inference rules, Propositional and modal logic, Classic philosophical arguments, Step-by-step solution viewer, Progress tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Plan | $19.99 | per year |


## Frequently asked questions

### Is Jean Piaget free?

Jean Piaget is free to download, with no in-app purchases.

### Is Logical Construct & Philosophy free?

Logical Construct & Philosophy is free to download, with in-app purchases available.

### Do Jean Piaget or Logical Construct & Philosophy have ads?

Neither Jean Piaget nor Logical Construct & Philosophy shows ads.

### Which is updated more often, Jean Piaget or Logical Construct & Philosophy?

Jean Piaget ships an update every 25 months, and Logical Construct & Philosophy every 2 weeks. Most recently, Jean Piaget was updated on September 25, 2026 and Logical Construct & Philosophy on October 2, 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.*