# OTTO Driver vs HelloDadu Driver

The clearest difference is update cadence: HelloDadu Driver at fortnightly against OTTO Driver's every 3 months. OTTO Driver's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OTTO Driver ships an update every 3 months, HelloDadu Driver fortnightly. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | OTTO Driver | HelloDadu Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 106 MB | 128 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [CMS SAS](https://appshunter.io/developer/1744555279) | [HELLODADU.COM PRIVATE LIMITED](https://appshunter.io/developer/1805837293) |

## What reviewers say

### OTTO Driver

[App page](https://appshunter.io/ios/app/otto-driver/id6502186210)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### HelloDadu Driver

[App page](https://appshunter.io/ios/app/hellodadu-driver/id6744062362)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is OTTO Driver free?

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

### Is HelloDadu Driver free?

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

### Do OTTO Driver or HelloDadu Driver have ads?

Neither OTTO Driver nor HelloDadu Driver shows ads.

### Which is updated more often, OTTO Driver or HelloDadu Driver?

OTTO Driver ships an update every 3 months, and HelloDadu Driver fortnightly. Most recently, OTTO Driver was updated on September 19, 2026 and HelloDadu Driver on September 21, 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.*