# Cytokine vs Plexus MBBS

The clearest difference is price: Cytokine at Free against Plexus MBBS's $1.99. Plexus MBBS's advantage is in-app purchases (none vs 4) and update cadence (every 8 days vs every 3 months). On ads and device support there is nothing between them.

Cytokine is free to download; Plexus MBBS costs $1.99 up front. Cytokine sells 4 one-off in-app purchases. Plexus MBBS asks for nothing beyond the download.

Cytokine ships an update every 3 months, Plexus MBBS every 8 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Cytokine | Plexus MBBS |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | — | Paid |
| Size | 36 MB | 104 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Make Differentials](https://appshunter.io/developer/1655097872) | [Dinesh Chakarapani](https://appshunter.io/developer/1788506413) |

## What reviewers say

### Cytokine

[App page](https://appshunter.io/ios/app/cytokine/id6444517018)

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan \| Primary Care | $24.99 | one-time |
| Super Plan | $29.99 | one-time |
| The Surgical Blueprint | $29.99 | one-time |
| Pro Plan | $39.99 | one-time |


### Plexus MBBS

[App page](https://appshunter.io/ios/app/plexus-mbbs/id6740142279)

A comprehensive medical exam preparation tool for students. It offers a vast question bank, revision notes, and study tools like calculators and a Pomodoro timer. Designed by medical students to aid academic success.

**Highlights:** Comprehensive question bank, Regularly updated content, Concise revision notes, Page numbers for textbook reference, Question repetition tracker, Study calculators (dog bite, EDD, socioeconomic), Pomodoro timer

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

**In-app purchases:** none


## Frequently asked questions

### Is Cytokine free?

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

### Is Plexus MBBS free?

Plexus MBBS costs $1.99, with no in-app purchases.

### Do Cytokine or Plexus MBBS have ads?

Neither Cytokine nor Plexus MBBS shows ads.

### Which is updated more often, Cytokine or Plexus MBBS?

Cytokine ships an update every 3 months, and Plexus MBBS every 8 days. Most recently, Cytokine was updated on October 27, 2026 and Plexus MBBS on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*