Exchange Rate API vs OANDA

OANDA: Enterprise Forex, Enterprise Pricing

OANDA is a well-known forex trading platform that also offers an Exchange Rates API for businesses. However, OANDA's API is designed for institutional clients: there is no free tier, no self-serve sign-up, and pricing typically starts at $500 or more per month with enterprise contracts required.

For developers building SaaS products, e-commerce platforms, accounting tools, or travel apps, OANDA's enterprise-focused approach is overkill and overpriced. Exchange Rate API delivers the same quality mid-market rates with instant sign-up, a generous free tier, and plans starting at $4.99/month.

Pricing at a Glance

Detailed Comparison

Feature	Exchange Rate API	OANDA Exchange Rates
Free Tier	300 requests/month	None
Starting Price	$4.99/month	~$500+/month
Contract Required	No, month-to-month	Enterprise contract
Sign-Up Process	Instant self-serve	Contact sales, custom quote
Target Audience	Developers, startups, SMBs	Institutional, enterprise, forex
Currencies Supported	160+	200+
Update Frequency	Every 60 seconds	Real-time (tick-level for forex)
Data Source	Reuters/Refinitiv interbank	OANDA forex platform + 200 contributors
Official SDKs	JS, Python, PHP, React	None publicly available
Historical Data	Yes, included on paid plans	Yes (25+ years)
CORS Support	Yes, all plans	Enterprise config only
API Complexity	Simple REST, clean JSON	Complex, multiple endpoints
Best For	SaaS, e-commerce, apps	Forex trading, treasury, banks

Key Differences

OANDA targets enterprise and forex traders. Their Exchange Rates API is an add-on to their forex trading platform, designed for treasury departments, banks, and institutional clients who need tick-level data and are accustomed to paying enterprise prices. If you are not trading currencies, you are paying for features you will never use.

Exchange Rate API is developer-first. Simple pricing, instant sign-up, clean REST API, and official SDKs. No sales calls, no custom quotes, no 30-page enterprise agreements. Sign up in 30 seconds and start making API calls immediately.

Simple, transparent pricing vs complex tiers. OANDA's pricing requires a sales conversation and varies based on data usage, number of currency pairs, and contract length. Exchange Rate API has clear, published pricing: free tier, then $4.99, $14.99, or $49.99/month. What you see is what you pay.

Same data quality for most use cases. Both services source data from institutional-grade feeds. For e-commerce, SaaS, accounting, invoicing, and travel applications, Exchange Rate API's Reuters/Refinitiv-sourced mid-market rates are equally accurate. OANDA's advantage is strictly in tick-level forex trading data that most developers do not need.

When to Choose OANDA

OANDA may be the right choice if you are building a forex trading platform, need tick-level historical data spanning 25+ years, require bid/ask spreads rather than mid-market rates, or if your compliance team mandates a specific vendor used by banks. For every other use case, Exchange Rate API delivers equivalent data at 1/100th the cost.

Frequently Asked Questions

Is OANDA API free?

No. OANDA does not offer a free tier for their Exchange Rates API. Their pricing is enterprise-focused, typically starting at $500 or more per month, and requires contacting their sales team for a custom quote. Exchange Rate API offers a free tier with 300 requests/month and paid plans starting at $4.99/month.

What's a cheaper alternative to OANDA?

Exchange Rate API is significantly more affordable than OANDA. Our plans start at $4.99/month compared to OANDA's $500+/month enterprise pricing. We offer the same Reuters/Refinitiv-sourced mid-market rates, 160+ currencies, 60-second updates, and official SDKs -- all without requiring an enterprise contract or sales conversation.

Can I use Exchange Rate API instead of OANDA?

Yes, for most use cases. If you need mid-market exchange rates for currency conversion, pricing, accounting, invoicing, or financial applications, Exchange Rate API is a direct replacement. Both services provide institutional-grade data. The only scenario where OANDA is required is for tick-level forex trading data or bid/ask spreads.

How does OANDA's data compare to Exchange Rate API?

Both provide institutional-grade mid-market rates. OANDA sources from their forex trading platform and 200+ contributors. Exchange Rate API sources from Reuters/Refinitiv interbank feeds. For e-commerce, SaaS, accounting, and travel applications, the data quality is equivalent. OANDA's advantage is strictly in tick-level forex trading data.