# Natural Syntax vs Weeks Population 13th Edition

The clearest difference is in-app purchases: Weeks Population 13th Edition at none against Natural Syntax's 1. Natural Syntax's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Natural Syntax sells 1 one-off in-app purchase. Weeks Population 13th Edition asks for nothing beyond the download.

## The numbers

| Metric | Natural Syntax | Weeks Population 13th Edition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/natural-syntax/id1380938002/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 12 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 11 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 4+ |
| Developer | [Jeremy Buchman](https://appshunter.io/developer/285758094) | [John Weeks](https://appshunter.io/developer/1482047336) |

## What reviewers say

### Natural Syntax

[App page](https://appshunter.io/ios/app/natural-syntax/id1380938002)

This app enhances reading comprehension by subtly styling text to highlight parts of speech, similar to syntax highlighting in programming. It offers a native ePub reader with full text search and a discovery service for public domain books. Users can customize styling and themes for an improved reading experience.

**Highlights:** Syntax highlighting for parts of speech, Native paginated ePub display, Full text search, Public domain book discovery, Customizable colors and styles, Multiple themes (Dark, Light, White)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Color Customization | $0.99 | one-time |


### Weeks Population 13th Edition

[App page](https://appshunter.io/ios/app/weeks-population-13th-edition/id1482047337)

**In-app purchases:** none


## Frequently asked questions

### Is Natural Syntax free?

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

### Is Weeks Population 13th Edition free?

Weeks Population 13th Edition is free to download, with no in-app purchases.

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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.*