# Integrals trainer vs Calculus

The clearest difference is review sentiment: Integrals trainer at 100% against Calculus's 33%. Integrals trainer also leads on rating (4.6 vs 3.5) and in-app purchases (none vs 13). On price, ads and device support there is nothing between them.

Both are free to download. Calculus sells 13 one-off in-app purchases. Integrals trainer asks for nothing beyond the download.

Integrals trainer holds the better App Store score, 4.6 against 3.5. Both are backed by a comparable volume of ratings — 14 and 4 respectively. Written reviews point the same way: 100% of Integrals trainer's written reviews are positive against 33% of Calculus's.

Integrals trainer ships an update monthly, Calculus every 16 months. The most recent releases landed on October 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Integrals trainer | Calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (14 ratings)](https://appshunter.io/ios/app/integrals-trainer/id1100411214/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/calculus-pro/id1638196645/reviews) |
| Number of ratings | **14** | 4 |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 40 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jonathan Ruel](https://appshunter.io/developer/1091592842) | [Richard Ssenyonjo](https://appshunter.io/developer/1528776742) |

## What reviewers say

### Integrals trainer

[App page](https://appshunter.io/ios/app/integrals-trainer/id1100411214)

Master the art of choosing the right technique for solving integrals. Practice identifying methods and get step-by-step guidance to improve your skills and save time on complex problems.

**Highlights:** Integral method selection practice, Step-by-step solution guidance, Covers various integral techniques, Focuses on the initial problem-solving step, Improves speed and accuracy

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

**In-app purchases:** none


### Calculus

[App page](https://appshunter.io/ios/app/calculus-pro/id1638196645)

Learn calculus comprehensively through 10 chapters and reinforce your understanding with an interactive quiz game. This app caters to both beginners and advanced learners, offering hints and challenging problems. Enjoy a clear, adaptable interface with font size adjustments and light/dark mode support.

**Highlights:** 10-chapter calculus curriculum, Interactive calculus quiz game, Beginner to advanced learning paths, Adjustable font size, Light and dark mode support, Covers differentiation, integration, and differential equations

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get 1,000 Coins | $0.99 | one-time |
| Get 5,000 Coins | $1.99 | one-time |
| Get 10,000 Coins | $2.99 | one-time |
| Unlock Calculus 1 | $2.99 | one-time |
| Unlock Calculus 2 | $2.99 | one-time |
| Unlock Calculus 3 | $2.99 | one-time |
| Unlock Chapter 5 | $2.99 | one-time |
| Unlock Calculus 8 | $2.99 | one-time |
| Unlock Calculus 9 | $2.99 | one-time |
| Unlock Calculus 4 | $2.99 | one-time |
| Unlock Calculus 6 | $2.99 | one-time |
| Unlock Calculus 7 | $2.99 | one-time |
| Unlock Calculus 10 | $2.99 | one-time |


## Frequently asked questions

### Is Integrals trainer free?

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

### Is Calculus free?

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

### Which has better reviews, Integrals trainer or Calculus?

Integrals trainer is rated higher. Integrals trainer averages 4.6 out of 5 from 14 ratings, while Calculus averages 3.5 from 4 ratings.

### Do Integrals trainer or Calculus have ads?

Neither Integrals trainer nor Calculus shows ads.

### Which is updated more often, Integrals trainer or Calculus?

Integrals trainer ships an update monthly, and Calculus every 16 months. Most recently, Integrals trainer was updated on October 10, 2026 and Calculus on September 27, 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.*