# Battle Singer vs Test Sexual Compatibility

The clearest difference is in-app purchases: Test Sexual Compatibility at none against Battle Singer's 6. Test Sexual Compatibility also leads on update cadence (every 8 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Battle Singer sells 6 one-off in-app purchases. Test Sexual Compatibility asks for nothing beyond the download.

Battle Singer ships an update every 2 weeks, Test Sexual Compatibility every 8 days. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Battle Singer | Test Sexual Compatibility |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Size | 99 MB | 31 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [2beOne Solutions Co., Ltd.](https://appshunter.io/developer/662820016) | [Korea Institute of Psycho-education](https://appshunter.io/developer/1752419393) |

## What reviewers say

### Battle Singer

[App page](https://appshunter.io/ios/app/battle-singer/id1582425914)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| POPS 15 | $0.99 | one-time |
| POPS 75 | $4.99 | one-time |
| POPS 150 | $9.99 | one-time |
| POPS 750 | $48.99 | one-time |
| POPS 750 US | $49.99 | one-time |
| POPS 1500 | $99.99 | one-time |


### Test Sexual Compatibility

[App page](https://appshunter.io/ios/app/test-sexual-compatibility/id6529524244)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Battle Singer free?

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

### Is Test Sexual Compatibility free?

Test Sexual Compatibility is free to download, with no in-app purchases.

### Do Battle Singer or Test Sexual Compatibility have ads?

Neither Battle Singer nor Test Sexual Compatibility shows ads.

### Which is updated more often, Battle Singer or Test Sexual Compatibility?

Battle Singer ships an update every 2 weeks, and Test Sexual Compatibility every 8 days. Most recently, Battle Singer was updated on October 30, 2026 and Test Sexual Compatibility 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.*