# Bionic Heart 2 vs FatalSpin

The clearest difference is update cadence: FatalSpin at every 6 days against Bionic Heart 2's monthly. Bionic Heart 2's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price and in-app purchases there is nothing between them.

Both are free to download. Bionic Heart 2 sells 1 one-off in-app purchase and FatalSpin sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Bionic Heart 2 ships an update monthly, FatalSpin every 6 days. The most recent releases landed on September 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Bionic Heart 2 | FatalSpin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/bionic-heart-2/id793154580/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | — | Yes |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 119 MB | 161 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Celso Riva](https://appshunter.io/developer/331419396) | [DLX STUDIO](https://appshunter.io/developer/6796137630) |

## What reviewers say

### Bionic Heart 2

[App page](https://appshunter.io/ios/app/bionic-heart-2/id793154580)

Experience a mature sci-fi visual novel with branching storylines and multiple endings. Play as one of four characters, each with unique goals, and make choices that shape the narrative. Enjoy beautiful manga artwork in this highly replayable adventure.

**Highlights:** Mature sci-fi setting, Beautiful manga artwork, Four playable characters, Branching plot, Multiple endings, High replayability

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Story | $4.99 | one-time |


### FatalSpin

[App page](https://appshunter.io/ios/app/fatalspin/id6796137628)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gift1 | $0.99 | one-time |
| Gift2 | $1.99 | one-time |
| Gift3 | $2.99 | one-time |
| Gift4 | $3.99 | one-time |
| Gift5 | $4.99 | one-time |
| Gift6 | $6.99 | one-time |
| Gift7 | $10.99 | one-time |


## Frequently asked questions

### Is Bionic Heart 2 free?

Bionic Heart 2 is free to download, with in-app purchases available.

### Is FatalSpin free?

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

### Which is updated more often, Bionic Heart 2 or FatalSpin?

Bionic Heart 2 ships an update monthly, and FatalSpin every 6 days. Most recently, Bionic Heart 2 was updated on September 18, 2026 and FatalSpin on September 17, 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.*