
Fixer.io
ExchangeRate-API
Currencyapi.com
Currencylayer
Open Exchange Rates
BestExchangeRates
Freecurrencyapi.com
Simple API for Global Currency Exchange Rates

LeetCode
Codility
CodeSignal
iMocha
HackerEarth
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TestGorilla
HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

Which is more popular?
Based on our record, HackerRank should be more popular than Exchangeratesapi.io. It has been mentioned 67 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | exchangeratesapi.io | hackerrank.com |
| Pricing | — | |
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


ExchangeRatesAPI.io provides reliable exchange rate and currency conversion data through an easy-to-integrate API for websites, applications, and businesses.
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HackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
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What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
HackerRank’s challenges cover a wide range of topics and difficulty levels, allowing developers to enhance their problem-solving skills and learn new algorithms and data structures. The competitive nature of...
HackerRank offers a wide array of challenges across various domains such as algorithms, mathematics, SQL, and functional programming. Its interface is user-friendly, and the platform provides detailed feedback on...
Recommendations tracked on public social media and blogs since March 2021.


Exchange Rate: Their REST API interface delivers currency exchange rate data for hundreds of currencies, allowing up to 1,000 monthly requests for free. - Source: dev.to / over 2 years ago
- Currency: I use a free tier to hourly 'cache' on the repo, latest rates based on https://exchangeratesapi.io [2] (for basic traveler's currency I find this a reasonable balance) - The landing page website [3] is made with SvelteKit,... - Source: Hacker News / over 2 years ago
Here's an API built on top of this data that allows for more fine tuned queries. https://exchangeratesapi.io/ https://github.com/exchangeratesapi/exchangeratesapi. - Source: Hacker News / about 3 years ago
This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other people’s solutions. - Source: dev.to / about 1 year ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / over 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice... Source: almost 3 years ago
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Fixer provides a free, simple, and lightweight API for current and historical foreign exchange rates and currency conversion. The API tracks rates published daily by the European Central Bank.
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