# Welcome to O3 Cross-Chain Wallet

O3 cross-chain wallet is a mobile cross-chain smart wallet specially created for DeFi users. It supports one-click switch and custom network of any EVM-compatible chain; built-in cross-chain bridge allows users to safely store encrypted assets while conducting convenient, efficient, and low-cost cross-chain exchange.

**What you will find here:**

{% content-ref url="guides/quick-start" %}
[quick-start](https://docs.o3.app/guides/quick-start)
{% endcontent-ref %}

{% content-ref url="guides/manage-your-crypto-assets" %}
[manage-your-crypto-assets](https://docs.o3.app/guides/manage-your-crypto-assets)
{% endcontent-ref %}

{% content-ref url="guides/swap" %}
[swap](https://docs.o3.app/guides/swap)
{% endcontent-ref %}

{% content-ref url="guides/wallet-q-and-a" %}
[wallet-q-and-a](https://docs.o3.app/guides/wallet-q-and-a)
{% endcontent-ref %}