# Cytocell vs Flatliner!

The clearest difference is in-app purchases: Flatliner! at none against Cytocell's 1. Cytocell's advantage is update cadence (daily vs every 5 days) and ratings volume (9 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Cytocell sells 1 one-off in-app purchase. Flatliner! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Cytocell against 5.0 for Flatliner!. That said, the two scores are not equally well evidenced: Cytocell has 9 ratings behind it against 1, so its average is the more settled of the two.

Cytocell ships an update daily, Flatliner! every 5 days. The most recent releases landed on October 13, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Cytocell | Flatliner! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (9 ratings)](https://appshunter.io/ios/app/cytocell/id6463813399/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/flatliner/id6793313864/reviews) |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 72 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Adam Klein](https://appshunter.io/developer/1705080166) | [Take Fleet, Inc.](https://appshunter.io/developer/1777301253) |

## What reviewers say

### Cytocell

[App page](https://appshunter.io/ios/app/cytocell/id6463813399)

Control a cell in primordial tidepools, using your trail to surround and consume red cells. Grow your abilities to absorb larger masses and experience satisfying visual and auditory feedback. Choose from three distinct game modes, from relaxing to highly challenging.

**Highlights:** Consume and absorb cells, Grow trail and capture masses, Harmonizing musical movements, Satisfying cell absorption effects, Relaxing, Balanced, and Challenging modes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Skins | $1.99 | one-time |


### Flatliner!

[App page](https://appshunter.io/ios/app/flatliner/id6793313864)

Experience thrilling downhill bike races with realistic physics. Perform flips for coins, upgrade your bikes, and master jumps with nitro boosts. Choose between clearing levels or an endless run.

**Highlights:** Realistic 2D physics, Coin collection via flips, Nitro boost for jumps, Nine unlockable bikes, Level-based and endless modes, Offline play

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

**In-app purchases:** none


## Frequently asked questions

### Is Cytocell free?

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

### Is Flatliner! free?

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

### Which has better reviews, Cytocell or Flatliner!?

Cytocell and Flatliner! are both rated 5.0 out of 5 on the App Store, from 9 and 1 ratings respectively.

### Do Cytocell or Flatliner! have ads?

Neither Cytocell nor Flatliner! shows ads.

### Which is updated more often, Cytocell or Flatliner!?

Cytocell ships an update daily, and Flatliner! every 5 days. Most recently, Cytocell was updated on October 13, 2026 and Flatliner! on October 10, 2026.

---

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