# O vs DuLa

The clearest difference is device support: DuLa at 3 against O's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

O ships an update every 6 days, DuLa every 5 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | O | DuLa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (7 ratings)](https://appshunter.io/ios/app/o-key-ai/id1668994065/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free | — |
| Size | 80 MB | 28 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [inqoob](https://appshunter.io/developer/1635571963) | [Turat Alybaev](https://appshunter.io/developer/1682634209) |

## What reviewers say

### O

[App page](https://appshunter.io/ios/app/o-key-ai/id1668994065)

Streamline business interactions and manage professional contacts efficiently. Schedule meetings, add notes to contacts, and share your QR business card for seamless networking. This app helps you stay organized and build stronger professional relationships.

**Highlights:** Contact Management, Schedule Presentations & Sales Meetings, Add Comments & Notes to Contacts, QR Business Card Creation & Sharing, User-friendly Interface

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

**In-app purchases:** none


### DuLa

[App page](https://appshunter.io/ios/app/dula/id6769750484)

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

**In-app purchases:** none


## Frequently asked questions

### Is O free?

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

### Is DuLa free?

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

### Do O or DuLa have ads?

Neither O nor DuLa shows ads.

### Which is updated more often, O or DuLa?

O ships an update every 6 days, and DuLa every 5 days. Most recently, O was updated on October 9, 2026 and DuLa on October 1, 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.*