# RoundPairs vs x

The clearest difference is in-app purchases: RoundPairs at none against x's 3. RoundPairs also leads on ads (none vs shown) and price ($0.99 vs $4.99). x's advantage is update cadence (every 4 months vs every 53 months) and iOS requirement (12.0 vs 18.0). On device support there is nothing between them.

RoundPairs costs $0.99 and x $4.99 up front. x sells 3 one-off in-app purchases. RoundPairs asks for nothing beyond the download.

RoundPairs ships an update every 53 months, x every 4 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | RoundPairs | x |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 53 months | **Every 4 months** |
| Size | 42 MB | 133 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [qiang li](https://appshunter.io/developer/1037589333) |

## What reviewers say

### RoundPairs

[App page](https://appshunter.io/ios/app/roundpairs/id403025719)

**Features:** macOS Compatibility

**In-app purchases:** none


### x

[App page](https://appshunter.io/ios/app/x-planet/id1671425060)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 0.99$ | $0.99 | one-time |
| 1.99$ | $1.99 | one-time |
| 2.99$ | $2.99 | one-time |


## Frequently asked questions

### Is RoundPairs free?

RoundPairs costs $0.99, with no in-app purchases.

### Is x free?

x costs $4.99, and also offers in-app purchases.

### Do RoundPairs or x have ads?

x shows ads; RoundPairs does not.

### Which is updated more often, RoundPairs or x?

RoundPairs ships an update every 53 months, and x every 4 months. Most recently, RoundPairs was updated on November 1, 2026 and x on November 3, 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.*