# Polybai vs CURVA

The clearest difference is device support: Polybai at 2 against CURVA's —. CURVA's advantage is iOS requirement (13.0 vs 16.4). On price 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 | Polybai | CURVA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 5 days | — |
| Size | 40 MB | 33 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 17+ |
| Developer | [Abdullrahman Yasser](https://appshunter.io/developer/1642172616) | [Yousry Sharaf El-Din Nasif](https://appshunter.io/developer/1848080442) |

## What reviewers say

### Polybai

[App page](https://appshunter.io/ios/app/polybai/id1642172614)

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

**In-app purchases:** none


### CURVA

[App page](https://appshunter.io/ios/app/curva/id6754373578)

**In-app purchases:** none


## Frequently asked questions

### Is Polybai free?

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

### Is CURVA free?

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

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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.*