# Book2App vs DPass

The clearest difference is ads: DPass at none against Book2App's shown. Book2App's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Book2App sells 3 one-off in-app purchases and DPass sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 25, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Book2App | DPass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | Every 3 months |
| Size | 22 MB | 33 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ipsilon Developments Inc](https://appshunter.io/developer/1003755058) | [XIAOTIAN CHEN](https://appshunter.io/developer/1614666709) |

## What reviewers say

### Book2App

[App page](https://appshunter.io/ios/app/book2app/id1488678677)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credit Recharge | $1.99 | one-time |
| 2 Credits Recharge | $3.99 | one-time |
| 10 Credits Recharge | $19.99 | one-time |


### DPass

[App page](https://appshunter.io/ios/app/dpass/id1614666707)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Capacity | $0.99 | one-time |


## Frequently asked questions

### Is Book2App free?

Book2App is free to download, with in-app purchases available.

### Is DPass free?

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

### Do Book2App or DPass have ads?

Book2App shows ads; DPass does not.

### Which is updated more often, Book2App or DPass?

Book2App ships an update every 3 months, and DPass every 3 months. Most recently, Book2App was updated on October 25, 2026 and DPass on November 7, 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.*