# Slopes vs Equation Step

The clearest difference is in-app purchases: Slopes at none against Equation Step's 2. Slopes also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Equation Step sells 2 in-app purchases, starting at $4.99 per month. Slopes asks for nothing beyond the download.

## The numbers

| Metric | Slopes | Equation Step |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (41 ratings)](https://appshunter.io/ios/app/slopes-differential-equations/id1136920301/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 21 MB | 28 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tim Lucas](https://appshunter.io/developer/1136916670) | [Luz Ochoa](https://appshunter.io/developer/1508017518) |

## What reviewers say

### Slopes

[App page](https://appshunter.io/ios/app/slopes-differential-equations/id1136920301)

Explore graphical solutions to ordinary differential equations with this interactive educational tool. It offers six distinct activities, including plotting vector fields, solving systems of equations, and visualizing oscillations. Ideal for homework, classroom use, or research projects.

**Highlights:** Interactive ODE exploration, Vector field plotting, Systems of equations solver, Numerical approximation methods, Bifurcation diagram creation, Preloaded and custom examples

**Features:** macOS Compatibility

**In-app purchases:** none


### Equation Step

[App page](https://appshunter.io/ios/app/equation-step-by-step-solver/id6757764688)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $4.99 | per month |
| Annual Premium Subscription | $39.99 | per year |


## Frequently asked questions

### Is Slopes free?

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

### Is Equation Step free?

Equation Step is free to download, with in-app purchases available.

### Do Slopes or Equation Step have ads?

Equation Step shows ads; Slopes does not.

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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.*