# TANNING BARE vs Biohack

The clearest difference is in-app purchases: TANNING BARE at none against Biohack's 3. TANNING BARE also leads on device support (3 vs 1). Biohack's advantage is update cadence (every 2 days vs every 6 weeks). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Biohack sells 3 in-app purchases, starting at $4.99 per month. TANNING BARE asks for nothing beyond the download.

TANNING BARE ships an update every 6 weeks, Biohack every 2 days. The most recent releases landed on November 14, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | TANNING BARE | Biohack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 88 MB | 61 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Treshna Enterprises](https://appshunter.io/developer/959435261) | [BROLY GROUP PTY LTD](https://appshunter.io/developer/6815562099) |

## What reviewers say

### TANNING BARE

[App page](https://appshunter.io/ios/app/tanning-bare/id6444873671)

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

**In-app purchases:** none


### Biohack

[App page](https://appshunter.io/ios/app/biohack-peptide-tracker/id6815562097)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Annual | $49.99 | per year |
| Lifetime unlock | $2.99 | one-time |


## Frequently asked questions

### Is TANNING BARE free?

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

### Is Biohack free?

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

### Do TANNING BARE or Biohack have ads?

Neither TANNING BARE nor Biohack shows ads.

### Which is updated more often, TANNING BARE or Biohack?

TANNING BARE ships an update every 6 weeks, and Biohack every 2 days. Most recently, TANNING BARE was updated on November 14, 2026 and Biohack on November 13, 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.*