# Lifting and Carrying vs CO2

The clearest difference is update cadence: Lifting and Carrying at every 6 months against CO2's every 15 months. Lifting and Carrying also leads on iOS requirement (9.0 vs 12.0). 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.

Lifting and Carrying ships an update every 6 months, CO2 every 15 months. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Lifting and Carrying | CO2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 15 months |
| Size | 5 MB | 39 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Allgemeine Unfallversicherungsanstalt AUVA](https://appshunter.io/developer/875216980) | [Deutsche Gesetzliche Unfallversicherung e.V. (DGUV)](https://appshunter.io/developer/487126969) |

## What reviewers say

### Lifting and Carrying

[App page](https://appshunter.io/ios/app/lifting-and-carrying/id875216977)

**Features:** macOS Compatibility

**In-app purchases:** none


### CO2

[App page](https://appshunter.io/ios/app/co2-timer/id1482287779)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lifting and Carrying free?

Lifting and Carrying is free to download, with no in-app purchases.

### Is CO2 free?

CO2 is free to download, with no in-app purchases.

### Do Lifting and Carrying or CO2 have ads?

Neither Lifting and Carrying nor CO2 shows ads.

### Which is updated more often, Lifting and Carrying or CO2?

Lifting and Carrying ships an update every 6 months, and CO2 every 15 months. Most recently, Lifting and Carrying was updated on September 21, 2026 and CO2 on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*