# CampusGroups vs Mental Math

The clearest difference is rating: Mental Math at 5.0 against CampusGroups's 4.4. CampusGroups's advantage is in-app purchases (none vs 3) and ratings volume (5.3K vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mental Math sells 3 in-app purchases, starting at $2.99 per 7 days. CampusGroups asks for nothing beyond the download.

Mental Math holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: CampusGroups has 5.3K ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | CampusGroups | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (5.3K ratings)](https://appshunter.io/ios/app/campusgroups/id566688504/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mental-math-quick-math-tests/id6757763893/reviews)** |
| Number of ratings | **5.3K** | 2 |
| Positive reviews | 12.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | **Free** | Freemium |
| Best chart rank | **#208** | — |
| Size | 61 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Novalsys, Inc](https://appshunter.io/developer/566688507) | [Heat Studio LLC](https://appshunter.io/developer/1766372656) |

## What reviewers say

### CampusGroups

[App page](https://appshunter.io/ios/app/campusgroups/id566688504)

**Currently charting:** #208 Top Free · Education (US App Store)

This app fosters private campus communities for student organizations, departments, and teams. It provides tools for communication, event management, membership tracking, and payments, enhancing student engagement and group leadership.

**Highlights:** Upcoming events, Event registrations, Campus & group feeds, Directory & profiles, Chat, Attendance tracking, Dedicated event app

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 📆 Helpful for campus events
- 🔗 Integrates with school accounts

**What reviewers complain about**

- 🐢 Slow loading times
- 🐛 Frequent crashes and bugs
- 🤔 Confusing and unintuitive UI
- 🔄 Constant need to re-login
- 🚫 Missing critical features

**Reported bugs**

- Unable to register for events
- Events not showing up correctly
- App freezing or crashing on launch
- Login issues and invalid email errors

**Requested features**

- Add calendar view for events
- Improve event registration flow
- Enhance search and filtering options
- Provide better notification management


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-quick-math-tests/id6757763893)

Enhance your mental math skills for consulting, investment banking, and quant interviews. Practice realistic drills, track your progress with streaks, and build confidence with adaptive exercises and exam-style sessions.

**Highlights:** Adaptive drills, Case math chains, Estimation sandbox, Lightning rounds, Interview mode, Exam-style sessions, Career-specific prep

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Career Pass - Weekly | $2.99 | per 7 days |
| Career Pass - Monthly | $7.99 | per month |
| Career Pass - Annual | $24.99 | per year |


## Frequently asked questions

### Is CampusGroups free?

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

### Is Mental Math free?

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

### Which has better reviews, CampusGroups or Mental Math?

Mental Math is rated higher. CampusGroups averages 4.4 out of 5 from 5.3K ratings, while Mental Math averages 5.0 from 2 ratings.

### Do CampusGroups or Mental Math have ads?

Neither CampusGroups nor Mental Math shows ads.

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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.*