# iMathematics vs Inequality & System Solver

The clearest difference is rating: Inequality & System Solver at 4.2 against iMathematics's 3.5. Inequality & System Solver also leads on in-app purchases (none vs 12) and review sentiment (100% vs 73%). iMathematics's advantage is ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. iMathematics sells 12 in-app purchases, starting at $0.99 per month. Inequality & System Solver asks for nothing beyond the download.

Inequality & System Solver holds the better App Store score, 4.2 against 3.5. Both are backed by a comparable volume of ratings — 34 and 9 respectively. Written reviews point the same way: 73% of iMathematics's written reviews are positive against 100% of Inequality & System Solver's.

iMathematics ships an update every 10 days, Inequality & System Solver every 2 months. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | iMathematics | Inequality & System Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (34 ratings)](https://appshunter.io/ios/app/imathematics-math-solver/id337535181/reviews) | **[4.2 (9 ratings)](https://appshunter.io/ios/app/inequality-and-system-solver/id1525084466/reviews)** |
| Number of ratings | **34** | 9 |
| Positive reviews | 72.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Freemium | **Ad-supported** |
| Size | 93 MB | 47 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Giarrusso](https://appshunter.io/developer/1433879699) | [Francesco Varotti](https://appshunter.io/developer/1501752853) |

## What reviewers say

### iMathematics

[App page](https://appshunter.io/ios/app/imathematics-math-solver/id337535181)

This app offers AI-powered math problem-solving and interactive quizzes to help students study and improve their skills. It provides step-by-step solutions, covers over 70 math topics with clear explanations, and includes specialized calculators for various subjects.

**Highlights:** AI Assistant for step-by-step solutions, Interactive daily quizzes, Over 70 math topics with explanations, Specialized interactive calculators, Advanced search functionality, Daily practice exercises

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essential | $0.99 | per month |
| Quiz | $1.49 | per month |
| Lessons (1 Month) | $2.49 | per month |
| iMathematics PRO - Monthly | $2.99 | per month |
| iMathematics PRO Quarterly | $5.99 | per 3 months |
| Essential | $7.99 | per year |
| Quiz | $11.99 | per year |
| Lessons | $16.49 | per year |
| iMathematics Pro - Annual | $17.99 | per year |
| Essential (Forever) | $26.99 | one-time |
| Quiz (Forever) | $41.99 | one-time |
| Lessons (Forever) | $79.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Helps improve math skills
- 💡 Covers wide range of math topics
- 🔒 No ads or in-app purchases

**What reviewers complain about**

- 🐛 Bugs and technical issues
- 💰 Limited free content, requires paid upgrade
- 📚 Lacks detailed explanations and examples
- 🤔 Not suitable for all grade levels

**Reported bugs**

- Top buttons not working in quizzes
- Crashes when trying to report issues
- Keyboard issues when answering questions

**Requested features**

- More interactive features like drawing tools
- Expanded content coverage beyond GCSE level
- Improved user interface and navigation


### Inequality & System Solver

[App page](https://appshunter.io/ios/app/inequality-and-system-solver/id1525084466)

This app provides step-by-step solutions for inequalities and systems of inequalities. It includes practice exercises, theory pages, and a dedicated math keyboard for easy input. Ideal for students and math enthusiasts seeking to understand and solve mathematical challenges.

**Highlights:** Step-by-step inequality solutions, Systems of inequalities solver, Practice exercises with solutions, Integrated theory pages, Dedicated math keyboard

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

**In-app purchases:** none


## Frequently asked questions

### Is iMathematics free?

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

### Is Inequality & System Solver free?

Inequality & System Solver is free to download, with no in-app purchases.

### Which has better reviews, iMathematics or Inequality & System Solver?

Inequality & System Solver is rated higher. iMathematics averages 3.5 out of 5 from 34 ratings, while Inequality & System Solver averages 4.2 from 9 ratings.

### Do iMathematics or Inequality & System Solver have ads?

Inequality & System Solver shows ads; iMathematics does not.

### Which is updated more often, iMathematics or Inequality & System Solver?

iMathematics ships an update every 10 days, and Inequality & System Solver every 2 months. Most recently, iMathematics was updated on October 9, 2026 and Inequality & System Solver on October 5, 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.*