# Ace Readers vs Pacibook

The clearest difference is update cadence: Ace Readers at every 2 days against Pacibook's every 8 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ace Readers sells 4 in-app purchases, starting at $8.99 per 3 months and Pacibook sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Ace Readers ships an update every 2 days, Pacibook every 8 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ace Readers | Pacibook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Size | 30 MB | 66 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chie Media Private Limited](https://appshunter.io/developer/962638235) | [Prashant Mishra](https://appshunter.io/developer/6792524659) |

## What reviewers say

### Ace Readers

[App page](https://appshunter.io/ios/app/ace-readers/id6754269950)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Plan - 3 months | $8.99 | per 3 months |
| Smart Plan - 6 months | $14.99 | per 6 months |
| Parent’s Choice – 12 Months | $22.99 | per year |
| Unlimited Lifetime Access | $59.99 | one-time |


### Pacibook

[App page](https://appshunter.io/ios/app/pacibook-ebook-reader/id6792524657)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Reading Pass | $1.99 | one-time |
| Monthly Reading Pass | $5.99 | one-time |
| Monthly Reading Pass + AI | $9.99 | one-time |


## Frequently asked questions

### Is Ace Readers free?

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

### Is Pacibook free?

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

### Do Ace Readers or Pacibook have ads?

Neither Ace Readers nor Pacibook shows ads.

### Which is updated more often, Ace Readers or Pacibook?

Ace Readers ships an update every 2 days, and Pacibook every 8 days. Most recently, Ace Readers was updated on October 30, 2026 and Pacibook on October 31, 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.*