# 4. Core Features

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### **4.1 Wallet Module**

* Multi-chain asset view
* Balance & portfolio tracking
* Transaction history
* Receive/send via QR
* Gas fee estimation
* Secure private key storage
* Address book
* Notification engine (optional)

<div align="left"><figure><img src="https://1668679529-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F68ft7SS7TDJJxGiVCoBO%2Fuploads%2FeswlqL4yUbzIIInxJRHI%2F%E2%80%9CMinimal%20crypto%20wallet%20icon%20with%20shield%20symbol%2C%20neon%20glow%2C%20dark%20mode.%E2%80%9D.jpg?alt=media&#x26;token=09eed11e-2769-4924-83f2-b5f333d89b2d" alt="" width="375"><figcaption></figcaption></figure></div>

### **4.2 Pay Module**

Trovio Pay enables real-time crypto payments:

* QR payments
* NFC tap-to-pay
* Merchant dashboard
* Transaction receipts
* Settlement reporting
* Multi-currency support
* On-chain or off-chain routing (future)

<div align="left"><figure><img src="https://1668679529-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F68ft7SS7TDJJxGiVCoBO%2Fuploads%2FgiFKCtu2bYJjUxYdWGzM%2F%E2%80%9CTap-to-pay%20NFC%20icon%2C%20glowing%20mint%20radar%20waves%2C%20modern%20style.%E2%80%9D.jpg?alt=media&#x26;token=684b90f5-026e-43e4-9628-1ee8d4996840" alt="" width="375"><figcaption></figcaption></figure></div>

### **4.3 Swap Module**

The Trovio Swap engine provides:

* Multi-DEX aggregation
* Automatic route optimization
* Slippage control
* Best-price execution
* Low-fee swaps
* Token discovery (future)

<div align="left"><figure><img src="https://1668679529-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F68ft7SS7TDJJxGiVCoBO%2Fuploads%2FS1Sf8pEEkDPXnQVrCqPD%2F%E2%80%9CTwo%20arrows%20forming%20a%20swap%20loop%2C%20neon%20mint%2C%20high-tech%203D%20glow.%E2%80%9D.jpg?alt=media&#x26;token=fe905e17-9c39-4828-8a5e-92b5674439f0" alt="" width="375"><figcaption></figcaption></figure></div>