# Kerk vs Carbon Cred

The clearest difference is update cadence: Carbon Cred at every 3 weeks against Kerk's every 10 months. Kerk's advantage is device support (3 vs 1) and iOS requirement (5.1.1 vs 18.4). On price, 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.

Kerk ships an update every 10 months, Carbon Cred every 3 weeks. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kerk | Carbon Cred |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (3 ratings)](https://appshunter.io/ios/app/carbon-cred/id1663026981/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 75 MB | 42 MB |
| Requires iOS | **5.1.1** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kerk Comercial](https://appshunter.io/developer/1327483304) | [Carbon Chit Inc.](https://appshunter.io/developer/1663026983) |

## What reviewers say

### Kerk

[App page](https://appshunter.io/ios/app/kerk/id927044338)

**Features:** macOS Compatibility

**In-app purchases:** none


### Carbon Cred

[App page](https://appshunter.io/ios/app/carbon-cred/id1663026981)

This app rewards employees with digital credits for eco-friendly commutes like walking or biking. These credits can be redeemed for cash. Businesses can use it to offset emissions and boost employee engagement.

**Highlights:** Earn credits for walking, biking, and public transit, Redeem credits for cash, Businesses offset emissions, Generate ESG data, Increase employee engagement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kerk free?

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

### Is Carbon Cred free?

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

### Do Kerk or Carbon Cred have ads?

Neither Kerk nor Carbon Cred shows ads.

### Which is updated more often, Kerk or Carbon Cred?

Kerk ships an update every 10 months, and Carbon Cred every 3 weeks. Most recently, Kerk was updated on October 26, 2026 and Carbon Cred 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.*