# Data Playfair vs Qualia心流

The clearest difference is device support: Data Playfair at 3 against Qualia心流's 1. Data Playfair also leads on iOS requirement (15.6 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Data Playfair | Qualia心流 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (277 ratings)](https://appshunter.io/ios/app/data-playfair/id6445835744/reviews)** | — |
| Number of ratings | **277** | — |
| Positive reviews | 99.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Free | — |
| Size | 83 MB | 1 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [ALTF4 INC.](https://appshunter.io/developer/1834643466) | [力宁 张](https://appshunter.io/developer/1868901656) |

## What reviewers say

### Data Playfair

[App page](https://appshunter.io/ios/app/data-playfair/id6445835744)

Engage in gaming and earn USD and GEMs, which can be redeemed for games and gift cards. Monetize your personal data by connecting digital profiles, earning passive income while maintaining privacy and control. Participate in gaming events and explore opportunities within a large gaming community.

**Highlights:** Earn USD and GEMs by playing games, Redeem GEMs for games and gift cards, Monetize personal data for passive income, Own and control your data, Participate in 600+ games and events, Connect diverse digital profiles

**In-app purchases:** none


### Qualia心流

[App page](https://appshunter.io/ios/app/qualia/id6757938674)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Data Playfair free?

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

### Is Qualia心流 free?

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

### Do Data Playfair or Qualia心流 have ads?

Neither Data Playfair nor Qualia心流 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*