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

Loops.so
Warmy.io
Mailwarm
Warmup Inbox
Warmbox.ai
MailReach.co
Resend
Folderly is an all-in-one email deliverability platform to supercharge your email performance. Locate, solve, prevent email deliverability pitfalls, and ensure that your emails reach the Inbox folder.

Which is more popular?
Based on our record, Folderly should be more popular than Exchangeratesapi.io. It has been mentioned 60 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | exchangeratesapi.io | folderly.com |
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| 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.
Folderly is more than just an email deliverability tool. Deep email deliverability fixes, technical setup, access to an up-to-date deliverability score, user-friendly template management, team accounts, and, now, spam trigger detection with best practices to follow—all of these features assist...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Exchangeratesapi.io yet.
Overall verdict
Why this product is good
Recommended for
Folderly is recommended for marketers, email campaign managers, and businesses that heavily depend on email as a primary communication tool, especially those who experience issues with emails being marked as spam. It is also suitable for businesses looking to optimize their outreach efforts and improve overall email deliverability rates.
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Supercharge Your Email Deliverability With Folderly
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Exchangeratesapi.io and Folderly. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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Folderly: Full deliverability service offering warm-up, remediation, audits, configuration help, and a managed roadmap for recovery from spam placement.
Our field of work requires extensive communication via email; therefore, we needed a solution that would monitor our email deliverability rate and help us eliminate any possible issues causing our emails to land in...
With Folderly, we have a clear picture of the situation with our mailboxes, understand what exactly caused our emails to go to spam, and see our campaigns' performance getting better. The team is always ready to give...
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
Make • Build and automate workflows InvoiceBerry • Online invoicing for small businesses Gusto • Payroll, benefits and HR management Hive • Manage tasks, workflows and team’s work Lanva • Social video editing app. ClickUp • Manage... Source: almost 4 years ago
BTW, the same thing I noticed with emails. I recently started to work with them, and differentiating emails and sending them to the right group of people brings a more positive outcome. We recently checked it on https://folderly.com/.... Source: about 4 years ago
Finally, I would suggest you also use https://folderly.com/ in addition to those two email clients. I would help you avoid making your emails spammy and maintain a high email deliverability score. It’s essential if you’re using email for... Source: about 4 years ago
When comparing Exchangeratesapi.io and Folderly, you can also consider the following products.

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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We bought a billboard in Times Square and we're letting you advertise your startup on it!It's free.
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An easy to use, free & reliable Exchange Rate API trusted by tens of thousands of developers since 2010!
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We don't send emails. We get them seen.
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Currencyapi.com is a free, reliable & feature complete currency exchange rates API. 170+ world currencies & 60 second update rate.
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Email warmup tool to avoid spam folder, since 2020 - Backed by Email Deliverability Experts
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