Stack
$
€
¥
£
₹
Currency Utilities

Real-Time Currency
Conversion API

Convert between 170+ currencies with live exchange rates updated every minute. Built for fintech, e-commerce, and global applications.

Get API KeyDocumentation

See it in action

From
$
USD
United States Dollar
100.00
To
KES
KES
Kenyan Shilling
12,950.00
Rate: 129.5
170+
Currencies
<100ms
Response Time
99.9%
Uptime

Simple integration

Request
POST
POST
/v1/utilities/currency/convert
Authorization: {api_key}
{
"from": "USD",
"to": "KES",
"amount": 100
}
Response
200 OK
{
"status": "success",
"payload": {
"from_currency": "USD",
"to_currency": "KES",
"rate": 129.5,
"value": 12950
},
"request_id": "981d73d9..."
}

Powerful features

Real-Time Rates

Live exchange rates updated every minute from institutional feeds.

170+ Currencies

Major and minor currencies with full ISO 4217 compliance.

Sub-100ms Response

Lightning-fast API responses for seamless user experiences.

Enterprise Grade

99.9% uptime SLA with redundant infrastructure.

Global coverage

Support for all major fiat currencies across North America, Europe, Asia, Africa, and Oceania

$
USD
US Dollar
€
EUR
Euro
£
GBP
Pound
¥
JPY
Yen
¥
CNY
Yuan
₹
INR
Rupee
C$
CAD
Canadian
A$
AUD
Australian
Fr
CHF
Franc
₩
KRW
Won
R$
BRL
Real
Mex$
MXN
Peso

+ 158 more currencies

Built for fintech

International Payments

Calculate accurate conversion amounts for cross-border transactions and display real-time costs to users.

E-Commerce Platforms

Show products in local currency, automatically convert prices, and display exchange rates at checkout.

Financial Reporting

Convert financial statements and reports to multiple currencies with historical rate accuracy.

Multi-Currency Accounts

Enable users to hold and view balances in multiple currencies with live conversion rates.

Ready to start building?

Join thousands of developers using Stack to power their currency conversion needs.

Get API KeyView Documentation