ExchangeRate-API supports the following:

ArgentinaArgentine PesoARS
AustraliaAustralian DollarAUD
AustriaEuroEUR
BahamasBahamian DollarBSD
BahrainBahraini DinarBHD
BangladeshBangladeshi TakaBDT
BarbadosBarbados DollarBBD
BelgiumEuroEUR
BeninCFA Franc WestXOF
BrazilBrazilian RealBRL
BulgariaBulgarian LevBGN
Burkina FasoCFA Franc WestXOF
CameroonCFA Franc CentralXAF
CanadaCanadian DollarCAD
Central African CFACFA Franc CentralXAF
Central African RepublicCFA Franc CentralXAF
ChadCFA Franc CentralXAF
ChileChilean PesoCLP
ChinaChinese RenminbiCNY
ColombiaColombian PesoCOP
CroatianCroatian KunaHRK
CyprusEuroEUR
Czech RepublicCzech KorunaCZK
DenmarkDanish KroneDKK
Dominican RepublicDominican PesoDOP
East CaribbeanEast Caribbean DollarXCD
EgyptEgyptian PoundEGP
Equatorial GuineaCFA Franc CentralXAF
EstoniaEuroEUR
FijiFiji DollarFJD
FinlandEuroEUR
FranceEuroEUR
French PacificFrench Pacific FrancsXPF
GabonCFA Franc CentralXAF
GermanyEuroEUR
GhanaGhanaian CediGHS
GreeceEuroEUR
GuatemalaGuatemalan QuetzalGTQ
Guinea-BissauCFA Franc WestXOF
HondurasHonduran LempiraHNL
Hong KongHong Kong DollarHKD
HungaryHungarian ForintHUF
IcelandIcelandic KronaISK
IndiaIndian RupeeINR
IndonesiaIndonesian RupiahIDR
IranIranian RialIRR
IrelandEuroEUR
IsraelIsraeli ShekelILS
ItalyEuroEUR
Ivory CoastCFA Franc WestXOF
JamaicaJamaican DollarJMD
JapanJapanese YenJPY
JordanJordanian DinarJOD
KenyaKenyan ShillingKES
KoreaKorean WonKRW
KuwaitKuwaiti DinarKWD
LatviaEuroEUR
LithuaniaEuroEUR
LuxembourgEuroEUR
MalaysiaMalaysian RinggitMYR
MaliCFA Franc WestXOF
MaltaEuroEUR
MauritiusMauritian RupeeMUR
MexicoMexican PesoMXN
MoroccoMoroccan DirhamMAD
MyanmarMyanmar KyatMMK
Netherlands AntillesNetherlands Antillian GuilderANG
New ZealandNew Zealand DollarNZD
NigerCFA Franc WestXOF
NigeriaNigerian NairaNGN
NorwayNorwegian KroneNOK
OmanOmani RialOMR
PakistanPakistani RupeePKR
PanamaPanamanian BalboaPAB
Papua New GuineaPapua New Guinean KinaPGK
PeruPeruvian Nuevo SolPEN
PhilippinesPhilippine PesoPHP
PolandPolish ZlotyPLN
PortugalEuroEUR
QatarQatari RiyalQAR
Republic of the CongoCFA Franc CentralXAF
RomaniaRomanian LeuRON
Russian FederationRussian RoubleRUB
Saudi ArabiaSaudi RiyalSAR
SenegalCFA Franc WestXOF
SerbiaSerbian DinarRSD
SeychellesSeychellois RupeeSCR
SingaporeSingapore DollarSGD
SlovakiaEuroEUR
SloveniaEuroEUR
South AfricaSouth African RandZAR
SpainEuroEUR
Sri LankaSri Lanka RupeeLKR
SwedenSwedish KronaSEK
SwitzerlandSwiss FrancCHF
TaiwanTaiwan New DollarTWD
TaiwanTaiwan DollarTWD
ThailandThai BahtTHB
The NetherlandsEuroEUR
TogoCFA Franc WestXOF
Trinidad and TobagoTrinidad And Tobago DollarTTD
TunisiaTunisian DinarTND
TurkeyTurkish LiraTRY
United Arab EmiratesUAE DirhamAED
United KingdomPound SterlingGBP
United StatesUS DollarUSD
VenezuelaVenezuelan Bolivar FuerteVEF
VietnamVietnamese DongVND
ZambiaZambian KwachaZMW