# When Nature Calls Biohacking vs Renessence

When Nature Calls Biohacking and Renessence are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | When Nature Calls Biohacking | Renessence |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 11 days |
| Size | 51 MB | 195 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [When Nature Calls Biohacking Center BV](https://appshunter.io/developer/1771879032) | [GUSTAV B.V.](https://appshunter.io/developer/1324061227) |

## What reviewers say

### When Nature Calls Biohacking

[App page](https://appshunter.io/ios/app/when-nature-calls-biohacking/id6798232872)

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

**In-app purchases:** none


### Renessence

[App page](https://appshunter.io/ios/app/renessence/id6800311006)

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

**In-app purchases:** none


## Frequently asked questions

### Is When Nature Calls Biohacking free?

When Nature Calls Biohacking is free to download, with no in-app purchases.

### Is Renessence free?

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

### Do When Nature Calls Biohacking or Renessence have ads?

Neither When Nature Calls Biohacking nor Renessence shows ads.

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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.*