# Kora Sustainability vs TUTK POC

The clearest difference is in-app purchases: TUTK POC at none against Kora Sustainability's 5. TUTK POC also leads on iOS requirement (9.0 vs 15.1). Kora Sustainability's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Kora Sustainability sells 5 in-app purchases, starting at $1.99 per month. TUTK POC asks for nothing beyond the download.

Kora Sustainability ships an update fortnightly, TUTK POC every 5 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kora Sustainability | TUTK POC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/kora-sustainability/id1483753003/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 108 MB | 46 MB |
| Requires iOS | 15.1 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kora Sustainability Solution SIA](https://appshunter.io/developer/1475239838) | [Throughtek Co., Ltd.](https://appshunter.io/developer/372083225) |

## What reviewers say

### Kora Sustainability

[App page](https://appshunter.io/ios/app/kora-sustainability/id1483753003)

Track your environmental impact by measuring sustainable lifestyle choices like mobility, energy use, and purchasing habits. Earn rewards for eco-friendly actions and reduce your carbon footprint through a combination of moral and financial incentives.

**Highlights:** Track sustainable lifestyle choices, Measure impact on the planet, Earn rewards for eco-friendly actions, Reduce CO2 emissions, Compare progress with goals and others, Integrates with Apple Health for steps and distance

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adventurer monthly | $1.99 | per month |
| Sprout Offset Subscription | $3.99 | per month |
| Tree Offset Subscription | $7.99 | per month |
| Forest Offset Subscription | $15.99 | per month |
| Adventurer yearly | $39.99 | per year |


### TUTK POC

[App page](https://appshunter.io/ios/app/tutk-poc/id1607066141)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kora Sustainability free?

Kora Sustainability is free to download, with in-app purchases available.

### Is TUTK POC free?

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

### Do Kora Sustainability or TUTK POC have ads?

Neither Kora Sustainability nor TUTK POC shows ads.

### Which is updated more often, Kora Sustainability or TUTK POC?

Kora Sustainability ships an update fortnightly, and TUTK POC every 5 weeks. Most recently, Kora Sustainability was updated on October 24, 2026 and TUTK POC on October 25, 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.*