# MH4ALL vs Calculus

The clearest difference is rating: MH4ALL at 5.0 against Calculus's 2.0. MH4ALL also leads on in-app purchases (none vs 2) and iOS requirement (12.0 vs 15.1). Calculus's advantage is ratings volume (4 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calculus sells 2 in-app purchases, starting at $4.99 per 7 days. MH4ALL asks for nothing beyond the download.

MH4ALL holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

MH4ALL ships an update every 3 weeks, Calculus every 2 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | MH4ALL | Calculus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mh4all/id1599101048/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/calculus-homework-helper/id6754210755/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 66 MB | 36 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tamar Okujava](https://appshunter.io/developer/1599101050) | [AlicSystems](https://appshunter.io/developer/1793437899) |

## What reviewers say

### MH4ALL

[App page](https://appshunter.io/ios/app/mh4all/id1599101048)

This application serves as a mental health advisor for general practitioners, offering tools to assess and manage mental health issues. Developed with international support, it provides guidance for healthcare professionals.

**Highlights:** Mental health assessment tools, Mental health management guidance, For general practitioners, Developed with international support

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculus

[App page](https://appshunter.io/ios/app/calculus-homework-helper/id6754210755)

This AI-powered math companion provides instant, step-by-step solutions to calculus problems. Easily input questions via photo or typing to understand derivatives, integrals, and limits.

**Highlights:** Photo solver for instant problem capture, Manual input for equation entry, Detailed step-by-step explanations, Instant and accurate solutions, Covers derivatives, integrals, limits, and more

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is MH4ALL free?

MH4ALL is free to download, with no in-app purchases.

### Is Calculus free?

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

### Which has better reviews, MH4ALL or Calculus?

MH4ALL is rated higher. MH4ALL averages 5.0 out of 5 from 1 ratings, while Calculus averages 2.0 from 4 ratings.

### Do MH4ALL or Calculus have ads?

Neither MH4ALL nor Calculus shows ads.

### Which is updated more often, MH4ALL or Calculus?

MH4ALL ships an update every 3 weeks, and Calculus every 2 weeks. Most recently, MH4ALL was updated on October 18, 2026 and Calculus on October 24, 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.*