# Op.Dr. Bahar Çelen vs Longeval

The clearest difference is in-app purchases: Op.Dr. Bahar Çelen at none against Longeval's 2. Op.Dr. Bahar Çelen also leads on update cadence (every 6 days vs monthly) and iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Longeval sells 2 in-app purchases, starting at $19.99 per month. Op.Dr. Bahar Çelen asks for nothing beyond the download.

Op.Dr. Bahar Çelen ships an update every 6 days, Longeval monthly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Op.Dr. Bahar Çelen | Longeval |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Monthly |
| Size | 67 MB | 45 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Op.Dr. Bahar Çelen](https://appshunter.io/developer/1831599154) | [Codition](https://appshunter.io/developer/6791345105) |

## 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


### Longeval

[App page](https://appshunter.io/ios/app/longeval-longevity/id6792746591)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Longeval Elite Monthly | $19.99 | per month |
| Longeval Elite Yearly | $119.99 | per year |


## Frequently asked questions

### Is Op.Dr. Bahar Çelen free?

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

### Is Longeval free?

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

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

Neither Op.Dr. Bahar Çelen nor Longeval shows ads.

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

Op.Dr. Bahar Çelen ships an update every 6 days, and Longeval monthly. Most recently, Op.Dr. Bahar Çelen was updated on November 5, 2026 and Longeval on October 31, 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.*