# Inequality Calculator vs Solver

The clearest difference is price: Solver at Free against Inequality Calculator's $4.99. Solver also leads on update cadence (every 10 days vs every 15 months). Inequality Calculator's advantage is in-app purchases (none vs 4) and ads (none vs shown). On iOS requirement there is nothing between them.

Solver is free to download; Inequality Calculator costs $4.99 up front. Solver sells 4 in-app purchases, starting at $6.99 per 7 days. Inequality Calculator asks for nothing beyond the download.

Inequality Calculator ships an update every 15 months, Solver every 10 days. The most recent releases landed on October 24, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Inequality Calculator | Solver |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/solver-ai-math-scan-and-solve/id6476404455/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 15 months | **Every 10 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 13 MB | 116 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) | [Careminds Inc.](https://appshunter.io/developer/1726609980) |

## What reviewers say

### Inequality Calculator

[App page](https://appshunter.io/ios/app/inequality-calculator/id869888172)

This app solves linear and quadratic inequalities with detailed, step-by-step solutions. It supports fractions, parentheses, and presents answers in interval notation. Users can also access a history of up to 25 solved inequalities and email results.

**Highlights:** Solves linear and quadratic inequalities, Step-by-step solutions, Supports fractions and parentheses, Interval notation for solutions, Calculation history, Email results

**Features:** Vision Pro support

**In-app purchases:** none


### Solver

[App page](https://appshunter.io/ios/app/solver-ai-math-scan-and-solve/id6476404455)

This AI-powered educational tool helps students with homework by scanning and solving math and science problems. It also assists with writing essays, rewriting text, and generating summaries, offering a comprehensive learning and creative aid.

**Highlights:** Scan and solve math and science problems, AI-powered essay generation, Text rewriting and paraphrasing, Generate document summaries, Step-by-step explanations, Adjustable word count and tone

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week after a 3-Day Free Trial | $6.99 | per 7 days |
| Special Offer | $19.99 | per year |
| Year | $39.99 | per year |
| Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is Inequality Calculator free?

Inequality Calculator costs $4.99, with no in-app purchases.

### Is Solver free?

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

### Do Inequality Calculator or Solver have ads?

Solver shows ads; Inequality Calculator does not.

### Which is updated more often, Inequality Calculator or Solver?

Inequality Calculator ships an update every 15 months, and Solver every 10 days. Most recently, Inequality Calculator was updated on October 24, 2026 and Solver on October 9, 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.*