Best API Options for Discovering Exchange Rates in 2025

Top Exchange Rates Finder API Alternatives in 2025

As the demand for real-time currency conversion and exchange rate data continues to grow, developers are increasingly seeking reliable APIs to integrate into their applications. In 2025, several alternatives to the popular Exchange Rates API stand out for their features, capabilities, and ease of use. This blog post will explore the best alternatives, detailing their key features, pricing, pros and cons, ideal use cases, and how they differ from the Exchange Rates API.

1. Currency Rate API

The Currency Rate API is designed to provide developers with real-time exchange rates between different currencies. This API simplifies the currency conversion process, making it an excellent choice for applications that require up-to-date financial data.

Key Features and Capabilities

The Currency Rate API offers several key features:

• Get Real Time Rate: This feature allows developers to retrieve the current exchange rate between two specified currencies. For example, to get the rate from Euro to Dollar, you would specify both currencies in the parameters.

{"success":true,"from":"USD","to":"EUR","rates":[{"pairName":"USD/EUR","price":0.908,"dayChanged":0.0027,"dayChangedByPercent":0.29,"dayChangedStatus":"+","from":"USD","to":"EUR","lastUpdated":"2023-04-27T13:12:11.116Z"}]}

This response indicates a successful request, showing the exchange rate and additional details such as the last update time.

• Get All Units: This feature returns a list of all available currency units supported by the API.

{"success":true,"symbols":[{"country":"United States","isoCode":"USD","name":"United States Dollar","symbol":"$"},{"country":"Euro Member Countries","isoCode":"EUR","name":"Euro","symbol":""}]}

This response provides a comprehensive list of currencies, which is useful for applications that need to display multiple currency options.

• Get Real Time Converter: This feature allows users to convert a specified amount from one currency to another in real-time.

{"success":true,"from":"USD","to":"EUR","amount":100,"converts":[{"pairName":"USD/EUR","price":0.9084,"dayChanged":0.003,"dayChangedByPercent":0.33,"dayChangedStatus":"+","from":"USD","to":"EUR","lastUpdated":"2023-04-27T13:17:30.999Z","amount":100,"result":90.84}]}

This response shows the conversion result, which is essential for applications that require immediate currency conversion capabilities.

Pricing Details

While specific pricing details may vary, the Currency Rate API typically offers tiered pricing based on usage, allowing developers to choose a plan that fits their needs.

Pros and Cons

Pros:

• Real-time data ensures accuracy for financial applications.
• Easy integration with existing applications.

Cons:

• Limited historical data compared to some competitors.
• Pricing may be a concern for high-volume applications.

Ideal Use Cases

The Currency Rate API is ideal for e-commerce platforms, travel applications, and financial management tools that require accurate and up-to-date currency conversion.

How It Differs from Exchange Rates API

While both APIs provide real-time exchange rates, the Currency Rate API focuses more on simplicity and ease of use, making it a better choice for developers looking for straightforward integration.

2. Forex API

The Forex API provides access to real-time exchange rates for over 190 currencies, making it a robust solution for applications needing comprehensive currency data.

Key Features and Capabilities

The Forex API includes several powerful features:

• Currencies Available: This feature allows users to retrieve a list of all available currencies.

{"AED":"United Arab Emirates Dirham","AFN":"Afghan Afghani","ALL":"Albanian Lek"}

This response provides a quick reference for developers to know which currencies can be used in their applications.

• Get Latest Rates: Users can obtain the latest exchange rates based on USD every 10 minutes.

{"bs":"USD","ts":1692112793,"rt":{"AED":3.673029999509945,"AFN":84.30969549999942}}

This response shows the latest rates, which is crucial for applications that require frequent updates.

• Get Latest Rate: This feature allows users to specify two currencies and get the latest exchange rate updated every 10 minutes.

{"ts":1692113393,"rt":1.092629}

This response provides the exchange rate between two specified currencies, which is essential for conversion applications.

• Currency Conversion: Users can convert an amount from one currency to another, with rates updated every 10 minutes.

{"ts":1692113393,"vl":10.926292}

This response shows the converted amount, which is vital for financial applications that require real-time conversion.

Pricing Details

Pricing for the Forex API typically varies based on usage and features, allowing developers to select a plan that meets their needs.

Pros and Cons

Pros:

• Extensive currency coverage with over 190 currencies.
• Frequent updates ensure data accuracy.

Cons:

• Complexity may be higher for new developers.
• Integration may require more initial setup compared to simpler APIs.

Ideal Use Cases

The Forex API is ideal for trading platforms, financial applications, and any service that requires comprehensive currency data and frequent updates.

How It Differs from Exchange Rates API

The Forex API offers a broader range of currencies and more frequent updates, making it suitable for applications that require extensive currency data.

3. Real Exchange Rate API

The Real Exchange Rate API provides real-time and historical exchange rates, making it a powerful tool for developers needing accurate currency conversion data.

Key Features and Capabilities

This API includes several important features:

• Obtain Conversion: Users can specify the currencies they wish to convert.

{"currency_pair": "USD_EUR", "exchange_rate": 0.901905}

This response shows the exchange rate for the specified currency pair, which is essential for conversion applications.

Pricing Details

Pricing for the Real Exchange Rate API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Accurate and up-to-date exchange rate data from multiple sources.
• Easy integration with well-documented endpoints.

Cons:

• Limited currency coverage compared to some competitors.
• May not provide as frequent updates as other APIs.

Ideal Use Cases

The Real Exchange Rate API is ideal for financial institutions, e-commerce platforms, and applications that require accurate and reliable currency conversion data.

How It Differs from Exchange Rates API

This API focuses on providing historical data alongside real-time rates, making it suitable for applications that require both current and past exchange rate information.

4. Forex Converter API

The Forex Converter API provides real-time exchange rates for seamless currency conversions, making it a valuable tool for financial applications.

Key Features and Capabilities

This API includes several key features:

• All Currencies: Users can retrieve a list of all available currencies.

[{"symbol":"USD","name":"United States Dollar"},{"symbol":"EUR","name":"Euro"}]

This response provides a comprehensive list of currencies, which is useful for applications that need to display multiple currency options.

• Currency Conversion: Users can convert an amount from one currency to another.

{"success":true,"validationMessage":[],"result":{"from":"EUR","to":"KWD","amountToConvert":10,"convertedAmount":3.396614669764354}}

This response shows the conversion result, which is essential for applications that require immediate currency conversion capabilities.

Pricing Details

Pricing for the Forex Converter API typically varies based on usage and features, allowing developers to select a plan that meets their needs.

Pros and Cons

Pros:

• Accurate and up-to-date currency conversion services.
• Broad currency coverage, including major and minor currencies.

Cons:

• Integration may require more initial setup compared to simpler APIs.
• Limited historical data compared to some competitors.

Ideal Use Cases

The Forex Converter API is ideal for e-commerce platforms, travel applications, and financial management tools that require accurate and up-to-date currency conversion.

How It Differs from Exchange Rates API

The Forex Converter API focuses on providing seamless currency conversion services, making it a better choice for applications that require immediate conversion capabilities.

5. Foreign Exchange API

The Foreign Exchange API allows developers to access foreign exchange data and services, making it a versatile tool for various applications.

Key Features and Capabilities

This API includes several important features:

• Get Conversion: Users can specify the currencies they wish to convert and the amount.

{"success":true,"result":{"date":"2023-05-04T19:48:02.114Z","from":{"currency":"EUR","amount":20},"to":{"currency":"USD","amount":22.148}}}

This response shows the conversion result, which is essential for applications that require accurate currency conversion.

Pricing Details

Pricing for the Foreign Exchange API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Real-time exchange rates for various currency pairs.
• Customizable data requests for tailored currency conversion scenarios.

Cons:

• Complexity may be higher for new developers.
• Integration may require more initial setup compared to simpler APIs.

Ideal Use Cases

The Foreign Exchange API is ideal for e-commerce platforms, financial reporting tools, and currency trading platforms that require accurate and up-to-date foreign exchange data.

How It Differs from Exchange Rates API

This API offers customizable data requests, allowing developers to tailor their currency conversion scenarios, making it suitable for applications that require flexibility.

6. Exchange Rate Currency and Forex API

The Exchange Rate Currency and Forex API empowers applications to access real-time currency data, enabling seamless transactions and global financial insights.

Key Features and Capabilities

This API includes several key features:

• Currencies Available: Users can retrieve a list of all available currencies.

{"message":"'pairs' parameter is required","supportedPairs":["AUDUSD","EURGBP","EURUSD"]}

This response provides a quick reference for developers to know which currencies can be used in their applications.

• Conversion Currencies: Users can specify two currencies to convert.

{"rates":{"EURGBP":{"rate":0.855339,"timestamp":1692199024}},"code":200}

This response shows the exchange rate for the specified currency pair, which is essential for conversion applications.

Pricing Details

Pricing for the Exchange Rate Currency and Forex API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Real-time currency data for accurate financial insights.
• Comprehensive set of data on global currencies.

Cons:

• Integration may require more initial setup compared to simpler APIs.
• Limited historical data compared to some competitors.

Ideal Use Cases

The Exchange Rate Currency and Forex API is ideal for financial applications, e-commerce platforms, and any service that requires accurate and up-to-date currency conversion data.

How It Differs from Exchange Rates API

This API focuses on providing a comprehensive set of data on global currencies, making it suitable for applications that require extensive currency data.

7. Currency Converter API

The Currency Converter API allows users to convert any currency to one of their choices, making it a versatile tool for various applications.

Key Features and Capabilities

This API includes several important features:

• Available Currencies: Users can retrieve a list of all available currencies.

{"currencies":{"USD":"United States Dollar","EUR":"Euro"}} 

This response provides a comprehensive list of currencies, which is useful for applications that need to display multiple currency options.

• Currency Converter: Users can convert any currency to another with ease.

{"base_currency_code":"USD","base_currency_name":"United States dollar","amount":"100.0000","updated_date":"2023-07-23","rates":{"GBP":{"currency_name":"Pound sterling","rate":"0.7775","rate_for_amount":"77.7545"}}}

This response shows the conversion result, which is essential for applications that require immediate currency conversion capabilities.

Pricing Details

Pricing for the Currency Converter API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Reliable and accurate representation of currency exchange rates.
• Easy integration with existing applications.

Cons:

• Limited historical data compared to some competitors.
• May not provide as frequent updates as other APIs.

Ideal Use Cases

The Currency Converter API is ideal for financial applications, e-commerce platforms, and travel apps that require accurate and up-to-date currency conversion.

How It Differs from Exchange Rates API

This API focuses on providing a straightforward currency conversion service, making it a better choice for applications that require immediate conversion capabilities.

8. Currency Conversion Engine API

The Currency Conversion Engine API streamlines global transactions with real-time rates and accurate conversions, making it a valuable tool for various applications.

Key Features and Capabilities

This API includes several key features:

• All Currencies: Users can retrieve a list of all available currencies.

["USD","INR","AED","AMD","ANG","ARS","BAM","AUD"]

This response provides a comprehensive list of currencies, which is useful for applications that need to display multiple currency options.

• Currency Conversion: Users can specify two currencies and an amount to convert.

{"from":"USD","to":"BRL","amount":53.92995}

This response shows the conversion result, which is essential for applications that require immediate currency conversion capabilities.

Pricing Details

Pricing for the Currency Conversion Engine API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Accurate and up-to-date currency conversion services.
• Simple integration process for developers.

Cons:

• Limited historical data compared to some competitors.
• May not provide as frequent updates as other APIs.

Ideal Use Cases

The Currency Conversion Engine API is ideal for e-commerce platforms, travel applications, and financial management tools that require accurate and up-to-date currency conversion.

How It Differs from Exchange Rates API

This API focuses on providing a streamlined currency conversion service, making it a better choice for applications that require immediate conversion capabilities.

9. Currency Value API

The Currency Value API provides accurate, real-time exchange rates, enabling seamless integration for users, applications, and financial systems.

Key Features and Capabilities

This API includes several important features:

• All Currencies: Users can retrieve a list of all available currencies.

{"list":[{"countryCode":"US","countryName":"United States","currencyCode":"USD"},{"countryCode":"EUR","countryName":"EURoZONE","currencyCode":"EUR"}]}

This response provides a comprehensive list of currencies, which is useful for applications that need to display multiple currency options.

• Latest Rates: Users can specify a currency to get the updated exchange rate.

{"date":"2023-08-25","rates":{"FJD":2.446146,"MXN":18.121329}}

This response shows the latest rates, which is crucial for applications that require frequent updates.

• Get Historical Rates: Users can specify a currency and a date to retrieve historical exchange rates.

{"date":"2020-02-02","rates":{"FJD":2.434151,"MXN":20.926809}}

This response provides historical data, which is essential for applications that require both current and past exchange rate information.

• Conversion Currencies: Users can specify two currencies to convert along with an amount.

{"rate":1.078714,"result":10.787139999999999}

This response shows the conversion result, which is vital for financial applications that require real-time conversion.

Pricing Details

Pricing for the Currency Value API varies based on usage and features, allowing developers to choose a suitable plan.

Pros and Cons

Pros:

• Reliable and accurate representation of currency exchange rates.
• Easy integration with existing applications.

Cons:

• Limited historical data compared to some competitors.
• May not provide as frequent updates as other APIs.

Ideal Use Cases

The Currency Value API is ideal for financial applications, e-commerce platforms, and travel apps that require accurate and up-to-date currency conversion.

How It Differs from Exchange Rates API

This API focuses on providing a reliable and accurate representation of currency exchange rates, making it suitable for applications that require high data quality.

Conclusion

In conclusion, the landscape of currency exchange APIs in 2025 offers a variety of options for developers seeking reliable and accurate data. Each alternative to the Exchange Rates API has its unique strengths and weaknesses, making them suitable for different use cases. The Currency Rate API is ideal for simplicity, while the Forex API excels in extensive currency coverage. The Real Exchange Rate API offers historical data, and the Forex Converter API provides seamless conversion capabilities. Ultimately, the best choice will depend on your specific needs, whether it's real-time data, historical insights, or ease of integration.