# ReadUp vs PageGrain

The clearest difference is in-app purchases: ReadUp at none against PageGrain's 3. PageGrain's advantage is iOS requirement (18.2 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PageGrain sells 3 in-app purchases, starting at $1.99 per month. ReadUp asks for nothing beyond the download.

ReadUp ships an update fortnightly, PageGrain every 9 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ReadUp | PageGrain |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | — |
| Size | 5 MB | 135 MB |
| Requires iOS | 26.0 | **18.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [Antonio Claudio Costa Junior](https://appshunter.io/developer/1845417598) | [Du Wenyu](https://appshunter.io/developer/1896486913) |

## What reviewers say

### ReadUp

[App page](https://appshunter.io/ios/app/readup-track-your-reading/id6753879837)

This app helps you build a consistent reading habit by tracking your sessions, organizing your library, and providing insights into your reading progress. It features an AI assistant for book discussions and recommendations, along with smart search to discover new titles.

**Highlights:** Session tracking with timer, Book library organization, AI reading assistant, Smart book search, Reading statistics and history, Progress sharing cards

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

**In-app purchases:** none


### PageGrain

[App page](https://appshunter.io/ios/app/pagegrain/id6767551392)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $1.99 | per month |
| 年会员 | $19.99 | per year |
| 终身会员 | $29.99 | one-time |


## Frequently asked questions

### Is ReadUp free?

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

### Is PageGrain free?

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

### Do ReadUp or PageGrain have ads?

Neither ReadUp nor PageGrain shows ads.

### Which is updated more often, ReadUp or PageGrain?

ReadUp ships an update fortnightly, and PageGrain every 9 days. Most recently, ReadUp was updated on October 30, 2026 and PageGrain on November 5, 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.*