# LogiCO2 vs DDD Connect

The clearest difference is update cadence: DDD Connect at weekly against LogiCO2's every 7 months. 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.

LogiCO2 ships an update every 7 months, DDD Connect weekly. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LogiCO2 | DDD Connect |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Weekly** |
| Size | 30 MB | 55 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Logico2 International AB](https://appshunter.io/developer/1208875120) | [SIAK SISTEMI S.R.L.](https://appshunter.io/developer/1889115458) |

## What reviewers say

### LogiCO2

[App page](https://appshunter.io/ios/app/logico2-sniffer/id1276136260)

**In-app purchases:** none


### DDD Connect

[App page](https://appshunter.io/ios/app/ddd-connect/id6761360433)

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

**In-app purchases:** none


## Frequently asked questions

### Is LogiCO2 free?

LogiCO2 is free to download, with no in-app purchases.

### Is DDD Connect free?

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

### Do LogiCO2 or DDD Connect have ads?

Neither LogiCO2 nor DDD Connect shows ads.

### Which is updated more often, LogiCO2 or DDD Connect?

LogiCO2 ships an update every 7 months, and DDD Connect weekly. Most recently, LogiCO2 was updated on October 26, 2026 and DDD Connect 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.*