# Expression Solver vs IDAP

The clearest difference is device support: Expression Solver at 3 against IDAP's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Expression Solver | IDAP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Monthly | — |
| Monetization | Ad-supported | — |
| Size | 47 MB | 34 MB |
| Requires iOS | 15.0 | **14** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Francesco Varotti](https://appshunter.io/developer/1501752853) | [SCHOOL IBOX S.A.S. DE C.V.](https://appshunter.io/developer/1271228289) |

## What reviewers say

### Expression Solver

[App page](https://appshunter.io/ios/app/expression-solver/id1555902561)

This app provides step-by-step solutions for mathematical expressions, helping users improve their math skills. It features a specialized keyboard for easy input of complex numbers and offers practice exercises with detailed explanations.

**Highlights:** Instant expression solving, Step-by-step explanations, Math keyboard for complex input, Practice exercises with solutions, Intuitive interface

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

**In-app purchases:** none


### IDAP

[App page](https://appshunter.io/ios/app/idap/id6471528489)

**In-app purchases:** none


## Frequently asked questions

### Is Expression Solver free?

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

### Is IDAP free?

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

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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.*