# Biocell vs Space Merge X

The clearest difference is rating: Biocell at 4.6 against Space Merge X's 3.8. Biocell also leads on update cadence (monthly vs every 3 months) and ratings volume (62 vs 8). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Biocell sells 2 one-off in-app purchases and Space Merge X sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Biocell holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Biocell has 62 ratings behind it against 8, so its average is the more settled of the two.

Biocell ships an update monthly, Space Merge X every 3 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Biocell | Space Merge X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (62 ratings)](https://appshunter.io/ios/app/biocell/id1176665977/reviews)** | [3.8 (8 ratings)](https://appshunter.io/ios/app/space-merge-x-planets-fun/id1522465254/reviews) |
| Number of ratings | **62** | 8 |
| Positive reviews | 76.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 115 MB | 97 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Pavel Rtishchev](https://appshunter.io/developer/1490285108) | [Egor Kunovsky](https://appshunter.io/developer/1810232243) |

## What reviewers say

### Biocell

[App page](https://appshunter.io/ios/app/biocell/id1176665977)

Engage in strategic battles at a microscopic level. Move and multiply your cells to capture territory, outmaneuver opponents, and overcome unique environmental challenges. Explore diverse game modes and unlock new levels with increasing tactical complexity.

**Highlights:** Cell division and multiplication, Territory capture mechanics, Three unique battlegrounds, Six distinct cell types, 82 challenging levels, Multiple game modes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quickfire hints | $0.99 | one-time |
| Full version | $0.99 | one-time |


### Space Merge X

[App page](https://appshunter.io/ios/app/space-merge-x-planets-fun/id1522465254)

Merge identical planets by placing them on a circle to complete levels and discover new celestial bodies. Utilize boosters to strategically delete or merge planets, accelerating your journey through the cosmos. Enjoy a relaxing puzzle experience as you expand your planetary collection.

**Highlights:** Planet merging gameplay, Level completion for discovery, Booster items, Planet deletion option, Intuitive controls

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Boosters | $1.99 | one-time |


## Frequently asked questions

### Is Biocell free?

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

### Is Space Merge X free?

Space Merge X is free to download, with in-app purchases available.

### Which has better reviews, Biocell or Space Merge X?

Biocell is rated higher. Biocell averages 4.6 out of 5 from 62 ratings, while Space Merge X averages 3.8 from 8 ratings.

### Do Biocell or Space Merge X have ads?

Neither Biocell nor Space Merge X shows ads.

### Which is updated more often, Biocell or Space Merge X?

Biocell ships an update monthly, and Space Merge X every 3 months. Most recently, Biocell was updated on October 24, 2026 and Space Merge X 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.*