Fxverter review
A flexible, open-source converter with broad currency coverage and offline PWA access.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Fxverter is a free, open-source currency converter that runs in a web browser without an account, API key or installation. It suits solo users and small teams that need reference-rate conversions across many currencies, while its open-source model fits people who want visibility into the project. The calculator covers supported currency pairs, and searchable lists make it practical for finding less commonly used currencies. Currency-specific pages add rates and quick facts for individual currencies.
Its strongest differentiator is the ability to switch among Frankfurter/ECB, ExchangeRate-API and Fawaz Currency API data sources. That choice can help users select a preferred public source, while also making source availability an operational consideration. Rates are indicative reference values and are generally updated daily. For analysis beyond a single conversion, Fxverter provides 30-day and 90-day exchange-rate trend charts, saved pairs and multilingual interface detection across 29 languages. These features give the browser tool more depth than a basic one-off calculator without moving beyond its currency-conversion focus.
Setup is lightweight: open the site, choose currencies and convert, or install the progressive web app for quicker access. The PWA can retain last-known rates for offline operation, which is useful when connectivity is intermittent, though offline results depend on previously available data. Fxverter is a good pick for open-source users who value selectable rate sources, historical charts and broad currency coverage. Users needing real-time market pricing, guaranteed source uptime or a broader financial workspace should look for a product designed around those requirements.
Fxverter pros and cons
- Where it wins
- Supports 141 searchable currencies and saved currency pairs
- Offers Frankfurter, ExchangeRate-API and Fawaz API source choices
- Installable PWA retains last-known rates for offline use
- Where it doesn't
- Reference rates are generally updated daily rather than real-time quotes
- Rate availability varies by the selected public API source
- Email is the listed support channel for this web product
Fxverter fact sheet, pricing and score →
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