# Derivative vs Calculus Solver

The clearest difference is in-app purchases: Derivative at none against Calculus Solver's 2. Derivative also leads on update cadence (monthly vs every 2 months). Calculus Solver's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Calculus Solver sells 2 in-app purchases, starting at $5.99 per 7 days. Derivative asks for nothing beyond the download.

Derivative ships an update monthly, Calculus Solver every 2 months. The most recent releases landed on September 8, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | Derivative | Calculus Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/calculus-solver-math-helper/id6738013581/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | — | Subscription |
| Size | 37 MB | 23 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Renaissance Apps LLC](https://appshunter.io/developer/1220536592) |

## What reviewers say

### Derivative

[App page](https://appshunter.io/ios/app/derivative-calculus/id1618969952)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculus Solver

[App page](https://appshunter.io/ios/app/calculus-solver-math-helper/id6738013581)

Instantly solve calculus problems with AI-powered step-by-step explanations. Upload or photograph your math questions and receive detailed solutions covering derivatives, integrals, and more. A free trial is available before subscribing.

**Highlights:** AI-powered problem solving, Photo recognition for problems, Detailed step-by-step solutions, Covers derivatives and integrals, Copy and share solutions, Free trial available

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculus Answers: Weekly Sub | $5.99 | per 7 days |
| Calculus Answers: Weekly Sub | $34.99 | per year |


## Frequently asked questions

### Is Derivative free?

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

### Is Calculus Solver free?

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

### Do Derivative or Calculus Solver have ads?

Derivative shows ads; Calculus Solver does not.

### Which is updated more often, Derivative or Calculus Solver?

Derivative ships an update monthly, and Calculus Solver every 2 months. Most recently, Derivative was updated on September 8, 2026 and Calculus Solver on July 6, 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.*