# READDD vs Clay Read

The clearest difference is in-app purchases: READDD at none against Clay Read's 2. READDD also leads on update cadence (daily vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Clay Read sells 2 in-app purchases, starting at $9.99 per month. READDD asks for nothing beyond the download.

READDD ships an update daily, Clay Read every 2 weeks. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | READDD | Clay Read |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 weeks |
| Size | 27 MB | 158 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Colibryx](https://appshunter.io/developer/1652362288) | [熙杰 尹](https://appshunter.io/developer/1556976877) |

## What reviewers say

### READDD

[App page](https://appshunter.io/ios/app/readdd/id6444109358)

**Features:** macOS Compatibility

**In-app purchases:** none


### Clay Read

[App page](https://appshunter.io/ios/app/clay-read/id6747111179)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly | $9.99 | per month |
| Pro Yearly | $99.99 | per year |


## Frequently asked questions

### Is READDD free?

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

### Is Clay Read free?

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

### Do READDD or Clay Read have ads?

Neither READDD nor Clay Read shows ads.

### Which is updated more often, READDD or Clay Read?

READDD ships an update daily, and Clay Read every 2 weeks. Most recently, READDD was updated on October 4, 2026 and Clay Read on October 1, 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.*