# Equation Solver & Simplifier vs Inequality & System Solver

The clearest difference is in-app purchases: Inequality & System Solver at none against Equation Solver & Simplifier's 8. Inequality & System Solver also leads on review sentiment (100% vs 75%). Equation Solver & Simplifier's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Equation Solver & Simplifier sells 8 one-off in-app purchases. Inequality & System Solver asks for nothing beyond the download.

Equation Solver & Simplifier holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 10 and 9 respectively. Written reviews complicate that: 75% of Equation Solver & Simplifier's written reviews are positive against 100% of Inequality & System Solver's, so the app with the better star average is not the one people write more warmly about.

Equation Solver & Simplifier ships an update every 3 weeks, Inequality & System Solver every 2 months. The most recent releases landed on October 8, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Equation Solver & Simplifier | Inequality & System Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (10 ratings)](https://appshunter.io/ios/app/equation-solver-and-simplifier/id1500087226/reviews)** | [4.2 (9 ratings)](https://appshunter.io/ios/app/inequality-and-system-solver/id1525084466/reviews) |
| Number of ratings | **10** | 9 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 182 MB | 47 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Francesco Varotti](https://appshunter.io/developer/1501752853) |

## What reviewers say

### Equation Solver & Simplifier

[App page](https://appshunter.io/ios/app/equation-solver-and-simplifier/id1500087226)

This app helps you solve algebraic equations by showing every step of the simplification process. It can find the value of 'x' or the zeros of a function using a numeric algorithm after simplifying your input.

**Highlights:** Algebraic equation solving, Step-by-step simplification, Numeric algorithm for solutions, History function, Decimal input support, Constants and variables support

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


### 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 Equation Solver & Simplifier free?

Equation Solver & Simplifier 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, Equation Solver & Simplifier or Inequality & System Solver?

Equation Solver & Simplifier is rated higher. Equation Solver & Simplifier averages 4.4 out of 5 from 10 ratings, while Inequality & System Solver averages 4.2 from 9 ratings.

### Do Equation Solver & Simplifier or Inequality & System Solver have ads?

Inequality & System Solver shows ads; Equation Solver & Simplifier does not.

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

Equation Solver & Simplifier ships an update every 3 weeks, and Inequality & System Solver every 2 months. Most recently, Equation Solver & Simplifier was updated on October 8, 2026 and Inequality & System Solver on October 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*