# Naiin Reader vs RID Dict

The clearest difference is iOS requirement: Naiin Reader at 15.0 against RID Dict's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Naiin Reader ships an update every 5 weeks, RID Dict every 6 weeks. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Naiin Reader | RID Dict |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (6 ratings)](https://appshunter.io/ios/app/naiin-reader/id6680192386/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 37 MB | 22 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Amarin Printing & Publishing Public Company Limited.](https://appshunter.io/developer/464708773) | [Royal Irrigation Department](https://appshunter.io/developer/1161273398) |

## What reviewers say

### Naiin Reader

[App page](https://appshunter.io/ios/app/naiin-reader/id6680192386)

This application allows you to read digital books from a renowned Thai bookstore. It offers features for customizing your reading experience, syncing across devices, and tracking progress. Enjoy a vast library of e-books on your smartphone, tablet, or e-reader.

**Highlights:** Store thousands of books, Customize text size, font, and themes, Take notes and bookmark pages, Sync reading progress across devices, Track reading progress percentage, Supports PDF and EPUB formats, Zoom for high-resolution images

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

**In-app purchases:** none


### RID Dict

[App page](https://appshunter.io/ios/app/rid-dict/id6738840192)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Naiin Reader free?

Naiin Reader is free to download, with no in-app purchases.

### Is RID Dict free?

RID Dict is free to download, with no in-app purchases.

### Do Naiin Reader or RID Dict have ads?

Neither Naiin Reader nor RID Dict shows ads.

### Which is updated more often, Naiin Reader or RID Dict?

Naiin Reader ships an update every 5 weeks, and RID Dict every 6 weeks. Most recently, Naiin Reader was updated on October 25, 2026 and RID Dict on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*