# Ult Ninjas vs Doria Center

Ult Ninjas and Doria Center are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Ult Ninjas ships an update every 3 weeks, Doria Center every 2 weeks. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Ult Ninjas | Doria Center |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 192 MB | 195 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Windy City Ninjas, LLC](https://appshunter.io/developer/1895600913) | [PALAZZO DORIA ROMA CENTER SOCIETA' SPORTIVA DILETTANTISTICA A RESPONSABILITA' LIMITATA](https://appshunter.io/developer/6779203589) |

## What reviewers say

### Ult Ninjas

[App page](https://appshunter.io/ios/app/ult-ninjas/id6764018643)

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

**In-app purchases:** none


### Doria Center

[App page](https://appshunter.io/ios/app/doria-center/id6779203587)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ult Ninjas free?

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

### Is Doria Center free?

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

### Do Ult Ninjas or Doria Center have ads?

Neither Ult Ninjas nor Doria Center shows ads.

### Which is updated more often, Ult Ninjas or Doria Center?

Ult Ninjas ships an update every 3 weeks, and Doria Center every 2 weeks. Most recently, Ult Ninjas was updated on October 25, 2026 and Doria Center 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.*