# Polynomial Regression vs Stats Solver by ChatStick

The clearest difference is in-app purchases: Polynomial Regression at none against Stats Solver by ChatStick's 1. Polynomial Regression also leads on device support and iOS requirement (15.0 vs 26.0). On price there is nothing between them.

Both are free to download. Stats Solver by ChatStick sells 1 one-off in-app purchase. Polynomial Regression asks for nothing beyond the download.

## The numbers

| Metric | Polynomial Regression | Stats Solver by ChatStick |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 4 MB | 12 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Yuri Morozov](https://appshunter.io/developer/1582368813) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### Polynomial Regression

[App page](https://appshunter.io/ios/app/polynomial-regression/id6741364702)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stats Solver by ChatStick

[App page](https://appshunter.io/ios/app/stats-solver-by-chatstick/id6760958107)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is Polynomial Regression free?

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

### Is Stats Solver by ChatStick free?

Stats Solver by ChatStick is free to download, with in-app purchases available.

---

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