# Predicate Logic Foundations vs Sakar English School

The clearest difference is iOS requirement: Sakar English School at 13.0 against Predicate Logic Foundations's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Predicate Logic Foundations | Sakar English School |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 38 MB | 49 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AFTW LLC](https://appshunter.io/developer/1886356149) | [Vaibhav Desai](https://appshunter.io/developer/1124773630) |

## What reviewers say

### Predicate Logic Foundations

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

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

**In-app purchases:** none


### Sakar English School

[App page](https://appshunter.io/ios/app/sakar-english-school/id6800567456)

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

**In-app purchases:** none


## Frequently asked questions

### Is Predicate Logic Foundations free?

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

### Is Sakar English School free?

Sakar English School is free to download, with no in-app purchases.

### Do Predicate Logic Foundations or Sakar English School have ads?

Neither Predicate Logic Foundations nor Sakar English School 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.*