# UNZN (CO2Network) — Tokenized Payment Network

> Tokenized Payment Network (iPhone/iPad app by CO2 Network Inc..)

- Source: https://appshunter.io/ios/app/unzn-co2network/id6450908821 (this page in markdown: same URL + `.md`)
- Developer: [CO2 Network Inc.](https://appshunter.io/developer/1695107694)
- Category: Business, Social Networking, Finance
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 241 MB
- Languages: English, Korean
- Released: 2024-04-05
- Data updated: 2026-06-05
- User reviews in markdown: https://appshunter.io/ios/app/unzn-co2network/id6450908821/reviews.md

## What is UNZN (CO2Network)?

UNZN - Local P2P Marketplace and Climate App

UNZN is a location-based peer-to-peer marketplace and payment network that enables anyone to trade, pay, and take climate action in one app.

Street merchants and small businesses can now run a micro online shop. Nearby customers can find your shop, get directions, and pay easily with QR. Designed for unbanked merchants.

Connect with people nearby to buy and sell goods and services, make seamless payments, and offset your carbon footprint through verified global projects.

Why UNZN?

* Local P2P marketplace: Connect directly with nearby customers
* Micro online shops: Anyone can set up and run a shop
* Built-in payment network: Simple QR-based payments
* Financial inclusion: Participate without a bank account
* Carbon offset: Reduce your footprint with verified projects
* Digital ID (DID): Secure identity and wallet powered by blockchain

Key Features:

* Location-based buying and selling
* Create and manage micro shops
* QR code payments
* Integrated wallet and payment system
* Carbon footprint calculator
* Micro carbon offset purchases
* Verified projects (Verra and Gold Standard)
* Digital carbon offset certificates

How It Works:

1. Sign up and verify your identity
2. Get your Digital ID (wallet and access)
3. Create a micro shop or explore the local marketplace
4. Buy, sell, and pay using QR
5. Measure and offset your carbon footprint

Built for Impact:

UNZN combines local commerce, payments, and climate action to create a net-zero economy that is accessible to everyone. It empowers unbanked merchants to participate in the digital economy and connect with nearby customers.

Legal:

Terms of Use: https://unzn.earth/terms-of-use
Privacy Policy: https://unzn.earth/privacy-policy

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| UNZN Merchant Subscription | $100.00 | per year |
| UNZN Merchant Subscription | $10.00 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 50,000p | $29.99 | one-time |
| 100,000p | $59.99 | one-time |
| 350,000p | $199.99 | one-time |
| 15,000p | $9.99 | one-time |
| Citizen Membership | $9.99 | one-time |
| Citizen Membership | $9.99 | one-time |



## Version history (last 5 releases)

### 3.2.2 — 2026-05-13

• Fresh splash screen with the new UNZN earth-and-butterflies lockup.
• Cleaner onboarding — full artwork up top, centered card, no more side-cropping.
• Streamlined login: Create DID is the single starting point.
• Carbon Calculator now remembers your answers if you're signed out mid-quiz.
• Wallet cards get a clear "QR" label, plus smoother and more reliable cross-app sign-in.

### 3.2.1 — 2026-04-27

• New wallet cards make CO2 Points and USDT balances easier to read
• Refreshed Citizen and Monarch membership cards now show points and net-zero progress
• Improved Cumpane project details and support-project visuals

### 3.0.3 — 2025-05-21

- pairwise related bug fixes

### 3.0.2 — 2025-03-03

- Pairwise related bug fixes
- Performance enhancements

### 3.0.1 — 2025-02-06

- Bug fix related to co2network DID pairwise and manual identification
- Error message updates
- Performance enhancements

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*