# iGraphmatica vs Polynomial Regression

The clearest difference is price: Polynomial Regression at Free against iGraphmatica's $3.99. iGraphmatica's advantage is iOS requirement (5.1.1 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Polynomial Regression is free to download; iGraphmatica costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iGraphmatica ships an update monthly, Polynomial Regression every 3 weeks. The most recent releases landed on September 21, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | iGraphmatica | Polynomial Regression |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.0 (6 ratings)](https://appshunter.io/ios/app/igraphmatica/id525600006/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 10 MB | 4 MB |
| Requires iOS | **5.1.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keith Hertzer](https://appshunter.io/developer/525600229) | [Yuri Morozov](https://appshunter.io/developer/1582368813) |

## What reviewers say

### iGraphmatica

[App page](https://appshunter.io/ios/app/igraphmatica/id525600006)

This equation plotter allows users to graph various types of functions, relations, and equations. It offers features for data plotting, curve-fitting, and numerical solutions, making it a valuable tool for students and educators.

**Highlights:** Graph Cartesian, polar, parametric, and differential equations, Data plotting and curve-fitting, Up to 999 graphs on screen, Numerical solutions for tangents and integrals, Find critical points and intersections, Export graphs to various formats

**Features:** 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 iGraphmatica free?

iGraphmatica costs $3.99, with no in-app purchases.

### Is Polynomial Regression free?

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

### Do iGraphmatica or Polynomial Regression have ads?

Neither iGraphmatica nor Polynomial Regression shows ads.

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

iGraphmatica ships an update monthly, and Polynomial Regression every 3 weeks. Most recently, iGraphmatica was updated on September 21, 2026 and Polynomial Regression on October 2, 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.*