# Euclidiana vs Predicate Logic Foundations

The clearest difference is in-app purchases: Predicate Logic Foundations at none against Euclidiana's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Euclidiana sells 3 in-app purchases, starting at $19.99 per month. Predicate Logic Foundations asks for nothing beyond the download.

## The numbers

| Metric | Euclidiana | Predicate Logic Foundations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/euclidiana-lsat-logic-prep/id6767060327/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Freemium | — |
| Size | 48 MB | 38 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Biolexic LLC](https://appshunter.io/developer/1896363521) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Euclidiana

[App page](https://appshunter.io/ios/app/euclidiana-lsat-logic-prep/id6767060327)

This app provides focused practice for the LSAT Logical Reasoning section with original questions and detailed explanations. It features a clean, distraction-free interface designed to improve pattern recognition and test scores. Form A is free, with additional forms available via subscription.

**Highlights:** 150 original LSAT-style questions, Step-by-step answer explanations, Color-coded stimulus highlighting, Built-in Venn diagrams, Formal logic notation, Offline functionality, Dark mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Euclidiana Pro | $19.99 | per month |
| Euclidiana Pro (Annual) | $99.99 | per year |
| Euclidiana Pro | $29.99 | one-time |


### Predicate Logic Foundations

[App page](https://appshunter.io/ios/app/predicate-logic-foundations/id6773451459)

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

**In-app purchases:** none


## Frequently asked questions

### Is Euclidiana free?

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

### Is Predicate Logic Foundations free?

Predicate Logic Foundations is free to download, with no in-app purchases.

### Do Euclidiana or Predicate Logic Foundations have ads?

Neither Euclidiana nor Predicate Logic Foundations shows ads.

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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.*