# Differential Evolution vs MathAI Problem Solver

The clearest difference is in-app purchases: Differential Evolution at none against MathAI Problem Solver's 3. Differential Evolution also leads on update cadence (daily vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. MathAI Problem Solver sells 3 in-app purchases, starting at $5.99 per 7 days. Differential Evolution asks for nothing beyond the download.

Differential Evolution ships an update daily, MathAI Problem Solver monthly. The most recent releases landed on September 9, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Differential Evolution | MathAI Problem Solver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Size | 33 MB | 17 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jakub Sosna](https://appshunter.io/developer/1610607884) | [Mesut Aygun](https://appshunter.io/developer/1749947048) |

## What reviewers say

### Differential Evolution

[App page](https://appshunter.io/ios/app/differential-evolution/id1662013881)

**Features:** macOS Compatibility

**In-app purchases:** none


### MathAI Problem Solver

[App page](https://appshunter.io/ios/app/mathai-problem-solver/id6504986572)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium MathAi Weekly | $5.99 | per 7 days |
| MathAi Monthly Premium | $14.99 | per month |
| MathAi Solver | $0.99 | one-time |


## Frequently asked questions

### Is Differential Evolution free?

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

### Is MathAI Problem Solver free?

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

### Do Differential Evolution or MathAI Problem Solver have ads?

Neither Differential Evolution nor MathAI Problem Solver shows ads.

### Which is updated more often, Differential Evolution or MathAI Problem Solver?

Differential Evolution ships an update daily, and MathAI Problem Solver monthly. Most recently, Differential Evolution was updated on September 9, 2026 and MathAI Problem Solver on June 4, 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.*