# CarbonFlow CO₂ Tracker vs Playmat

The clearest difference is update cadence: CarbonFlow CO₂ Tracker at every 9 days against Playmat's monthly. CarbonFlow CO₂ Tracker also leads on iOS requirement (15.0 vs 26.0). 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.

CarbonFlow CO₂ Tracker ships an update every 9 days, Playmat monthly. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CarbonFlow CO₂ Tracker | Playmat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Size | 65 MB | 18 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ANTONIO MARTINEZ GUEROLA](https://appshunter.io/developer/1676113785) | [ORIOL FARRE BARCONS](https://appshunter.io/developer/6783845876) |

## What reviewers say

### CarbonFlow CO₂ Tracker

[App page](https://appshunter.io/ios/app/carbonflow-co-tracker/id6751472554)

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

**In-app purchases:** none


### Playmat

[App page](https://appshunter.io/ios/app/playmat-board-game-timer/id6797189467)

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

**In-app purchases:** none


## Frequently asked questions

### Is CarbonFlow CO₂ Tracker free?

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

### Is Playmat free?

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

### Do CarbonFlow CO₂ Tracker or Playmat have ads?

Neither CarbonFlow CO₂ Tracker nor Playmat shows ads.

### Which is updated more often, CarbonFlow CO₂ Tracker or Playmat?

CarbonFlow CO₂ Tracker ships an update every 9 days, and Playmat monthly. Most recently, CarbonFlow CO₂ Tracker was updated on October 11, 2026 and Playmat on October 10, 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.*