Supported Currencies
| Code | Currency | Rate per 1 USD |
|---|---|---|
| USD | US Dollar | 1.0000 |
| EUR | Euro | 0.9200 |
| GBP | British Pound | 0.7900 |
| JPY | Japanese Yen | 149.5000 |
| INR | Indian Rupee | 83.1000 |
| CAD | Canadian Dollar | 1.3600 |
| AUD | Australian Dollar | 1.5300 |
| CHF | Swiss Franc | 0.8800 |
| CNY | Chinese Yuan | 7.2400 |
| KRW | South Korean Won | 1,320.0000 |
| SGD | Singapore Dollar | 1.3400 |
| HKD | Hong Kong Dollar | 7.8200 |
| MXN | Mexican Peso | 17.1500 |
| BRL | Brazilian Real | 4.9700 |
| ZAR | South African Rand | 18.6000 |
How Currency Conversion Works
Currency conversion uses a simple cross-rate calculation. If 1 USD equals 0.92 EUR, then converting 100 USD to EUR means multiplying by 0.92 to get 92 EUR. To convert in the opposite direction (EUR to USD), you divide by the rate instead of multiplying.
The general formula is:
- Same direction: Amount × (to_rate ÷ from_rate)
- Any pair: First convert to base currency (USD), then to target currency
Why Exchange Rates Fluctuate
Exchange rates change constantly due to:
- Interest rates: Countries with higher interest rates attract foreign capital, increasing demand for their currency
- Inflation: Lower inflation typically strengthens a currency's purchasing power
- Trade balance: Countries that export more than they import see stronger currency demand
- Political stability: Uncertainty drives investors toward "safe haven" currencies like USD, CHF, and JPY
- Market speculation: Traders buying and selling currencies in anticipation of rate changes
Real-World Tips
- Avoid exchanging currency at airports — rates are typically the worst
- Use a credit card with no foreign transaction fees when traveling
- ATM withdrawals in local currency often give better rates than exchange counters
- Check if your bank charges a conversion markup (usually 1–3%) on top of the mid-market rate