# BOOK vs DNA mobile

The clearest difference is iOS requirement: DNA mobile at 13.0 against BOOK's 15.6. 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.

BOOK ships an update every 11 days, DNA mobile every 3 weeks. The most recent releases landed on August 26, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | BOOK | DNA mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/book-it-bikes/id6476447607/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 97 MB | 94 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIA ATOM Tech](https://appshunter.io/developer/1453550254) | [DNA Mobile SA](https://appshunter.io/developer/1538752630) |

## What reviewers say

### BOOK

[App page](https://appshunter.io/ios/app/book-it-bikes/id6476447607)

This service facilitates local travel and exploration around Erlangen, specifically for guests of BOOK-IT apartments. It offers a convenient way for anyone in the vicinity to get around town.

**Highlights:** Local ride sharing, Explore Erlangen, Guest transportation, Open to all users, Convenient local travel

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### DNA mobile

[App page](https://appshunter.io/ios/app/dna-mobile-shared-mobility/id6755300448)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is BOOK free?

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

### Is DNA mobile free?

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

### Do BOOK or DNA mobile have ads?

Neither BOOK nor DNA mobile shows ads.

### Which is updated more often, BOOK or DNA mobile?

BOOK ships an update every 11 days, and DNA mobile every 3 weeks. Most recently, BOOK was updated on August 26, 2026 and DNA mobile on September 10, 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.*