# OPENWORLD V1.0 vs Warm U

The clearest difference is update cadence: Warm U at weekly against OPENWORLD V1.0's every 9 months. 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.

OPENWORLD V1.0 ships an update every 9 months, Warm U weekly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OPENWORLD V1.0 | Warm U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Size | 456 MB | 19 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [airspace technology(beijing)Co.Ltd](https://appshunter.io/developer/1420005410) | [海洋 刘](https://appshunter.io/developer/1736870190) |

## What reviewers say

### OPENWORLD V1.0

[App page](https://appshunter.io/ios/app/openworld-v10/id6462861902)

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

**In-app purchases:** none


### Warm U

[App page](https://appshunter.io/ios/app/warm-u/id6504526300)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OPENWORLD V1.0 free?

OPENWORLD V1.0 is free to download, with no in-app purchases.

### Is Warm U free?

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

### Do OPENWORLD V1.0 or Warm U have ads?

Neither OPENWORLD V1.0 nor Warm U shows ads.

### Which is updated more often, OPENWORLD V1.0 or Warm U?

OPENWORLD V1.0 ships an update every 9 months, and Warm U weekly. Most recently, OPENWORLD V1.0 was updated on November 3, 2026 and Warm U 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.*