# CBS CampusGroups vs Mental Math

The clearest difference is rating: Mental Math at 5.0 against CBS CampusGroups's 3.5. Mental Math also leads on iOS requirement (15.1 vs 17.4). CBS CampusGroups's advantage is in-app purchases (none vs 3) and ratings volume (27 vs 2). On price, ads and device support there is nothing between them.

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

Mental Math holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: CBS CampusGroups has 27 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | CBS CampusGroups | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (27 ratings)](https://appshunter.io/ios/app/cbs-campusgroups/id1547204712/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mental-math-quick-math-tests/id6757763893/reviews)** |
| Number of ratings | **27** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Monetization | **Free** | Freemium |
| Size | 76 MB | 56 MB |
| Requires iOS | 17.4 | **15.1** |
| Devices | iPhone, iPad | **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

### CBS CampusGroups

[App page](https://appshunter.io/ios/app/cbs-campusgroups/id1547204712)

This app connects Columbia University Business School affiliates to the CampusGroups platform. Users can register for events and manage group schedules. Access requires a Columbia University UNI and password.

**Highlights:** Event registration, Schedule events for managed groups, CampusGroups platform interface, University UNI/password access

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

**In-app purchases:** none


### 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 CBS CampusGroups free?

CBS 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, CBS CampusGroups or Mental Math?

Mental Math is rated higher. CBS CampusGroups averages 3.5 out of 5 from 27 ratings, while Mental Math averages 5.0 from 2 ratings.

### Do CBS CampusGroups or Mental Math have ads?

Neither CBS 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.*