# Op.Dr. Bahar Çelen vs Affla

The clearest difference is ads: Op.Dr. Bahar Çelen at none against Affla's shown. Op.Dr. Bahar Çelen also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, 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.

Op.Dr. Bahar Çelen ships an update every 6 days, Affla every 5 days. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Op.Dr. Bahar Çelen | Affla |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 5 days** |
| Size | 67 MB | 40 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Op.Dr. Bahar Çelen](https://appshunter.io/developer/1831599154) | [Cihad Kutlu](https://appshunter.io/developer/1896682259) |

## What reviewers say

### Op.Dr. Bahar Çelen

[App page](https://appshunter.io/ios/app/opdr-bahar-celen/id6749650251)

**Features:** macOS Compatibility

**In-app purchases:** none


### Affla

[App page](https://appshunter.io/ios/app/affla/id6769722824)

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

**In-app purchases:** none


## Frequently asked questions

### Is Op.Dr. Bahar Çelen free?

Op.Dr. Bahar Çelen is free to download, with no in-app purchases.

### Is Affla free?

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

### Do Op.Dr. Bahar Çelen or Affla have ads?

Affla shows ads; Op.Dr. Bahar Çelen does not.

### Which is updated more often, Op.Dr. Bahar Çelen or Affla?

Op.Dr. Bahar Çelen ships an update every 6 days, and Affla every 5 days. Most recently, Op.Dr. Bahar Çelen was updated on November 5, 2026 and Affla on October 28, 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.*