# NIU App vs Dull Grading

The clearest difference is update cadence: NIU App at weekly against Dull Grading's every 2 months. Dull Grading's advantage is iOS requirement (13.0 vs 15.6). 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.

NIU App ships an update weekly, Dull Grading every 2 months. The most recent releases landed on October 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | NIU App | Dull Grading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/niu-app/id1610300660/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free | — |
| Size | 38 MB | 44 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Designed Studio](https://appshunter.io/developer/1479679816) | [ZerdaLab Ltd](https://appshunter.io/developer/1694028622) |

## What reviewers say

### NIU App

[App page](https://appshunter.io/ios/app/niu-app/id1610300660)

This business hub in Kuwait City provides office spaces, meeting rooms, and co-working areas. It fosters a collaborative community for entrepreneurs and small to mid-sized businesses.

**Highlights:** Office spaces, Meeting rooms, Co-working spaces, Collaborative community, Entrepreneur support, Small/mid-sized business focus

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

**In-app purchases:** none


### Dull Grading

[App page](https://appshunter.io/ios/app/dull-grading/id6450608130)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIU App free?

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

### Is Dull Grading free?

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

### Do NIU App or Dull Grading have ads?

Neither NIU App nor Dull Grading shows ads.

### Which is updated more often, NIU App or Dull Grading?

NIU App ships an update weekly, and Dull Grading every 2 months. Most recently, NIU App was updated on October 3, 2026 and Dull Grading on October 27, 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.*