# Using Multi-Currency dynamik.app supports over 150 currencies, allowing you to invoice clients and record expenses in their local currency. ## Setting Your Base Currency Your base currency (typically GBP) is set during company setup. All reports are presented in your base currency. ## Creating a Foreign Currency Invoice 1. Create a new invoice as normal 2. Change the **Currency** dropdown to your client's currency (e.g. EUR, USD) 3. Enter amounts in the foreign currency 4. The exchange rate is fetched automatically 5. You can override the rate manually if needed ## Exchange Rates Exchange rates are updated automatically. When you create a document in a foreign currency, the current rate is locked at the time of creation. ## Currency Gain/Loss When you receive payment for a foreign currency invoice, the exchange rate may have changed. dynamik.app automatically calculates: - **Realised gains/losses** \u2014 When payment is received at a different rate - **Unrealised gains/losses** \u2014 For outstanding invoices at period end These are posted to your Currency Gain/Loss account automatically. ## Supported Documents Multi-currency is supported on: - Invoices - Estimates - Bills - Expenses - Purchase Orders - Payments ## Reporting All reports convert foreign currency amounts to your base currency using the transaction date rate. Period comparison reports use consistent rates.