# Ozlynk vs Doubl

The clearest difference is in-app purchases: Doubl at none against Ozlynk's 5. Doubl also leads on update cadence (daily vs every 11 days). Ozlynk's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Ozlynk sells 5 one-off in-app purchases. Doubl asks for nothing beyond the download.

Ozlynk ships an update every 11 days, Doubl daily. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Ozlynk | Doubl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Daily** |
| Size | 63 MB | 31 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ozlynk Incorporated](https://appshunter.io/developer/1624448681) | [Vincent Adler](https://appshunter.io/developer/1801082503) |

## What reviewers say

### Ozlynk

[App page](https://appshunter.io/ios/app/ozlynk/id6444831516)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 coins | $0.99 | one-time |
| 500 coins | $4.99 | one-time |
| 1,000 coins | $9.99 | one-time |
| 2,500 coins | $24.99 | one-time |
| 10,000 coins | $99.99 | one-time |


### Doubl

[App page](https://appshunter.io/ios/app/doubl/id6743063119)

**In-app purchases:** none


## Frequently asked questions

### Is Ozlynk free?

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

### Is Doubl free?

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

### Do Ozlynk or Doubl have ads?

Neither Ozlynk nor Doubl shows ads.

### Which is updated more often, Ozlynk or Doubl?

Ozlynk ships an update every 11 days, and Doubl daily. Most recently, Ozlynk was updated on November 12, 2026 and Doubl on November 8, 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.*