# Polynomial vs Polynomial Regression

The clearest difference is price: Polynomial Regression at Free against Polynomial's $1.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Polynomial Regression is free to download; Polynomial costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Polynomial ships an update monthly, Polynomial Regression every 3 weeks. The most recent releases landed on August 16, 2026 and December 14, 2025 respectively.

## The numbers

| Metric | Polynomial | Polynomial Regression |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 36 MB | 4 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### Polynomial

[App page](https://appshunter.io/ios/app/polynomial-solver-pro/id1619312553)

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

**In-app purchases:** none


### Polynomial Regression

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Polynomial free?

Polynomial costs $1.99, with no in-app purchases.

### Is Polynomial Regression free?

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

### Do Polynomial or Polynomial Regression have ads?

Neither Polynomial nor Polynomial Regression shows ads.

### Which is updated more often, Polynomial or Polynomial Regression?

Polynomial ships an update monthly, and Polynomial Regression every 3 weeks. Most recently, Polynomial was updated on August 16, 2026 and Polynomial Regression on December 14, 2025.

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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.*