# BK Doktor vs Lighthouse Quattro

The clearest difference is update cadence: BK Doktor at every 8 days against Lighthouse Quattro's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

BK Doktor ships an update every 8 days, Lighthouse Quattro monthly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BK Doktor | Lighthouse Quattro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Monthly |
| Size | 41 MB | 66 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bulut Klinik Teknoloji A.S.](https://appshunter.io/developer/1299731766) | [Borda Teknoloji](https://appshunter.io/developer/1492842467) |

## What reviewers say

### BK Doktor

[App page](https://appshunter.io/ios/app/bk-doktor/id1535402647)

**Features:** Vision Pro support

**In-app purchases:** none


### Lighthouse Quattro

[App page](https://appshunter.io/ios/app/lighthouse-quattro/id1587889117)

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

**In-app purchases:** none


## Frequently asked questions

### Is BK Doktor free?

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

### Is Lighthouse Quattro free?

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

### Do BK Doktor or Lighthouse Quattro have ads?

Neither BK Doktor nor Lighthouse Quattro shows ads.

### Which is updated more often, BK Doktor or Lighthouse Quattro?

BK Doktor ships an update every 8 days, and Lighthouse Quattro monthly. Most recently, BK Doktor was updated on October 29, 2026 and Lighthouse Quattro on October 24, 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.*