# Derivative Calculator Solver vs Slope Calculator Plus

The clearest difference is price: Derivative Calculator Solver at Free against Slope Calculator Plus's $2.99. Derivative Calculator Solver also leads on update cadence (every 7 months vs every 23 months) and iOS requirement (15.6 vs 17.0). Slope Calculator Plus's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Derivative Calculator Solver is free to download; Slope Calculator Plus costs $2.99 up front. Derivative Calculator Solver sells 1 one-off in-app purchase. Slope Calculator Plus asks for nothing beyond the download.

Derivative Calculator Solver ships an update every 7 months, Slope Calculator Plus every 23 months. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Derivative Calculator Solver | Slope Calculator Plus |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/derivative-calculator-solver/id1593820522/reviews)** | — |
| Number of ratings | **12** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 23 months |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 1 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Asad Ahsan](https://appshunter.io/developer/1326954499) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### Derivative Calculator Solver

[App page](https://appshunter.io/ios/app/derivative-calculator-solver/id1593820522)

This app calculates the derivative of mathematical functions, providing step-by-step solutions and geometrical interpretations. It supports complex functions and offers an advanced keyboard for various mathematical operations. Results can be downloaded as a PDF.

**Highlights:** Derivative calculation, Step-by-step solutions, Geometrical interpretation, Advanced keyboard, PDF download, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Derivative Calculator Premium | $4.99 | one-time |


### Slope Calculator Plus

[App page](https://appshunter.io/ios/app/slope-calculator-plus/id1627653061)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Derivative Calculator Solver free?

Derivative Calculator Solver is free to download, with in-app purchases available.

### Is Slope Calculator Plus free?

Slope Calculator Plus costs $2.99, with no in-app purchases.

### Do Derivative Calculator Solver or Slope Calculator Plus have ads?

Neither Derivative Calculator Solver nor Slope Calculator Plus shows ads.

### Which is updated more often, Derivative Calculator Solver or Slope Calculator Plus?

Derivative Calculator Solver ships an update every 7 months, and Slope Calculator Plus every 23 months. Most recently, Derivative Calculator Solver was updated on September 22, 2026 and Slope Calculator Plus on September 23, 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.*