# Bio vs Love Affinity Test

The clearest difference is in-app purchases: Love Affinity Test at none against Bio's 3. Love Affinity Test also leads on iOS requirement (11.0 vs 17.5). Bio's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Bio sells 3 one-off in-app purchases. Love Affinity Test asks for nothing beyond the download.

Bio ships an update every 6 months, Love Affinity Test every 4 months. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Bio | Love Affinity Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bio-compatibility-analysis/id566991076/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 6 MB | 29 MB |
| Requires iOS | 17.5 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Biological Immunity Research Institute](https://appshunter.io/developer/566991079) | [Raffaele Amuso](https://appshunter.io/developer/912157295) |

## What reviewers say

### Bio

[App page](https://appshunter.io/ios/app/bio-compatibility-analysis/id566991076)

Discover deeper connections by analyzing your birth date for physical, mental, and emotional compatibility with others. This tool helps you understand relationship dynamics and find more fulfilling partnerships.

**Highlights:** Birth date compatibility analysis, Physical compatibility assessment, Mental compatibility assessment, Emotional compatibility assessment, Relationship insight tool

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credit | $1.99 | one-time |
| 5 Credits | $3.99 | one-time |
| 10 Credits | $4.99 | one-time |


### Love Affinity Test

[App page](https://appshunter.io/ios/app/love-affinity-test/id947974502)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bio free?

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

### Is Love Affinity Test free?

Love Affinity Test is free to download, with no in-app purchases.

### Do Bio or Love Affinity Test have ads?

Love Affinity Test shows ads; Bio does not.

### Which is updated more often, Bio or Love Affinity Test?

Bio ships an update every 6 months, and Love Affinity Test every 4 months. Most recently, Bio was updated on October 1, 2026 and Love Affinity Test on October 8, 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.*