# biolens vs Zen by Studio Coaching

The clearest difference is in-app purchases: biolens at none against Zen by Studio Coaching's 2. biolens also leads on iOS requirement (12.0 vs 15.1). Zen by Studio Coaching's advantage is update cadence (weekly vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Zen by Studio Coaching sells 2 in-app purchases, starting at $8.99 per month. biolens asks for nothing beyond the download.

biolens ships an update fortnightly, Zen by Studio Coaching weekly. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | biolens | Zen by Studio Coaching |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 130 MB | 34 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Vinara](https://appshunter.io/developer/1600484397) | [Studio Coaching](https://appshunter.io/developer/6788341910) |

## What reviewers say

### biolens

[App page](https://appshunter.io/ios/app/biolens/id1600484395)

This app provides dental surgery students with quick access to detailed information on biomaterials and products. It features a powerful search engine, label scanning, and a swipe system to match ideal products for procedures. It also includes product details, usage protocols, and an integrated timer.

**Highlights:** Biomaterial and product information, Powerful search engine, Label scanning functionality, Product matching system, Detailed product sheets, Integrated timer

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

**In-app purchases:** none


### Zen by Studio Coaching

[App page](https://appshunter.io/ios/app/zen-by-studio-coaching/id6788341908)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Premium Mensuel | $8.99 | per month |
| Zen Premium Annuel | $69.99 | per year |


## Frequently asked questions

### Is biolens free?

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

### Is Zen by Studio Coaching free?

Zen by Studio Coaching is free to download, with in-app purchases available.

### Do biolens or Zen by Studio Coaching have ads?

Neither biolens nor Zen by Studio Coaching shows ads.

### Which is updated more often, biolens or Zen by Studio Coaching?

biolens ships an update fortnightly, and Zen by Studio Coaching weekly. Most recently, biolens was updated on October 6, 2026 and Zen by Studio Coaching on October 18, 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.*