# CHANUO vs Astrum

The clearest difference is in-app purchases: CHANUO at none against Astrum's 2. CHANUO also leads on iOS requirement (12.0 vs 16.4). Astrum's advantage is update cadence (every 4 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Astrum sells 2 in-app purchases, starting at $6.99 per month. CHANUO asks for nothing beyond the download.

CHANUO ships an update monthly, Astrum every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | CHANUO | Astrum |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 95.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Free |
| Size | 232 MB | 104 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | +12 |
| Developer | [Shenzhen United Power Technology Co., Ltd.](https://appshunter.io/developer/1447215451) | [Matheus Gothe](https://appshunter.io/developer/1874072981) |

## What reviewers say

### CHANUO

[App page](https://appshunter.io/ios/app/chanuo/id6751128735)

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

**In-app purchases:** none


### Astrum

[App page](https://appshunter.io/ios/app/astrum-explore-your-runs/id6758635201)

Explore your city by running and claiming territories on a dynamic, interactive map. Expand your influence, maintain control, and compete with friends in this unique blend of fitness and augmented reality.

**Highlights:** Conquer real city territories by running, Expand your personal map with every step, Dynamic and competitive game board, Explore, occupy, and maintain territory, Play with friends and share your map

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astrum Pro | $6.99 | per month |
| Astrum Pro | $44.99 | per year |


## Frequently asked questions

### Is CHANUO free?

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

### Is Astrum free?

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

### Do CHANUO or Astrum have ads?

Neither CHANUO nor Astrum shows ads.

### Which is updated more often, CHANUO or Astrum?

CHANUO ships an update monthly, and Astrum every 4 days. Most recently, CHANUO was updated on October 25, 2026 and Astrum on October 25, 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.*