Free Online Unit Converters
10 free unit converters: length, weight, temperature, digital storage and more. IEEE 754 double precision, instant results, works offline.
EUR to GBP Converter
Convert euros to British pounds at current or custom exchange rates. Includes bank fee modeling and historical context for the EUR/GBP pair.
ConverterGBP to USD Converter
Convert British pounds to US dollars at current or custom exchange rates. Includes bank fee modeling and historical context for the GBP/USD pair.
ConverterUSD to AUD Converter
Convert US dollars to Australian dollars with bank fee modeling. Built for travelers, expats, and businesses trading with Australia.
ConverterUSD to BRL Converter
Convert US dollars to Brazilian reais with bank fee and IOF tax modeling. Built for travelers, freelancers, and businesses trading with Brazil.
ConverterUSD to CAD Converter
Convert US dollars to Canadian dollars at current or custom exchange rates. Includes bank fee modeling and historical context for the USD/CAD pair.
ConverterUSD to CNY Converter
Convert US dollars to Chinese yuan (renminbi) with bank fee modeling. Built for importers, exporters, and cross-border e-commerce sellers.
ConverterUSD to EUR Converter
Convert US dollars to euros at current or custom exchange rates. Includes fee modeling, historical reference, and a side-by-side converter for cross-checking amounts.
ConverterUSD to INR Converter
Convert US dollars to Indian rupees with bank fee and remittance cost modeling. Built for NRIs, freelancers, and businesses sending money to India.
ConverterUSD to JPY Converter
Convert US dollars to Japanese yen with bank fee modeling. Built for travelers, importers, and traders watching one of the most-traded currency pairs.
ConverterUSD to MXN Converter
Convert US dollars to Mexican pesos with bank fee modeling. Built for travelers, remittance senders, and cross-border nearshoring businesses.
Browse by topic
Pick a thread. Each topic links to the tools people actually pair together.
Precision conversion matters more than you think
Imperial-to-metric conversions use exact factors defined by international standards. Using a truncated factor accumulates error over multiple conversions. All 10 converters on this site use full IEEE 754 double precision.
Full double-precision IEEE 754
No truncated conversion factors. Every converter uses the exact international standard definition.
Sub-millisecond conversion
Results appear instantly as you type. No submit button, no server round-trip.
100% client-side
No input is ever sent to any server.