Here is the list of supported currencies:


AEDUAE Dirham
AFNAfghani
ALLLek
AMDArmenian Dram
ANGNetherlands Antillian Guilder
AOAKwanza
ARSArgentine Peso
AUDAustralian Dollar
AWGAruban Guilder
AZNAzerbaijanian Manat
BAMConvertible Marks
BBDBarbados Dollar
BDTTaka
BGNBulgarian Lev
BHDBahraini Dinar
BIFBurundi Franc
BMDBermudian Dollar (customarily known as Bermuda Dollar)
BNDBrunei Dollar
BRLBrazilian Real
BSDBahamian Dollar
BTNBhutanese ngultrum
BWPPula
BYRBelarussian Ruble
BZDBelize Dollar
CADCanadian Dollar
CDFCongolese franc
CHFSwiss Franc
CLPChilean peso
CNYYuan Renminbi
COPColombian peso
CRCCosta Rican Colon
CUCCuban convertible peso
CUPCuban Peso
CVECape Verde Escudo
CZKCzech Koruna
DJFDjibouti Franc
DKKDanish Krone
DOPDominican Peso
DZDAlgerian Dinar
EGPEgyptian Pound
ERNNakfa
ETBEthiopian Birr
EUREuro
FJDFiji Dollar
FKPFalkland Islands Pound
GBPPound Sterling
GELLari
GHSGhana Cedi
GIPGibraltar Pound
GMDDalasi
GNFGuinea Franc
GTQQuetzal
GYDGuyana Dollar
HKDHong Kong Dollar
HNLLempira
HRKCroatian Kuna
HTGHaitian gourde
HUFForint
IDRRupiah
ILSNew Israeli Sheqel
IMPIsle of Man Pound
INRIndian Rupee
IQDIraqi Dinar
IRRIranian Rial
ISKIceland Krona
JMDJamaican Dollar
JODJordanian Dinar
JPYYen
KESKenyan Shilling
KGSSom
KHRRiel
KMFComoro Franc
KPWNorth Korean Won
KRWWon
KWDKuwaiti Dinar
KYDCayman Islands Dollar
KZTTenge
LAKKip
LBPLebanese Pound
LKRSri Lanka Rupee
LRDLiberian Dollar
LSLLesotho loti
LTLLithuanian Litas
LVLLatvian Lats
LYDLibyan Dinar
MADMoroccan Dirham
MDLMoldovan Leu
MGAMalagasy Ariary
MKDDenar
MMKKyat
MNTTugrik
MOPPataca
MROOuguiya
MURMauritius Rupee
MVRRufiyaa
MWKMalawian Kwacha
MXNMexican peso
MYRMalaysian Ringgit
MZNMetical
NADNamibian Dollar
NGNNaira
NIOCordoba Oro
NOKNorwegian Krone
NPRNepalese Rupee
NZDNew Zealand Dollar
OMRRial Omani
PENNuevo Sol
PGKKina
PHPPhilippine Peso
PKRPakistan Rupee
PLNZloty
PYGGuarani
QARQatari Rial
RONNew Leu
RSDSerbian Dinar
RUBRussian Ruble
RWFRwanda Franc
SARSaudi Riyal
SBDSolomon Islands Dollar
SCRSeychelles Rupee
SDGSudanese Pound
SEKSwedish Krona
SGDSingapore Dollar
SHPSaint Helena Pound
SLLLeone
SOSSomali Shilling
SRDSurinam Dollar
STDDobra
SYPSyrian Pound
SZLLilangeni
THBBaht
TJSSomoni
TMMManat
TNDTunisian Dinar
TOPPaanga
TRYTurkish Lira
TTDTrinidad and Tobago Dollar
TVDTuvalu dollar
TWDNew Taiwan Dollar
TZSTanzanian Shilling
UAHHryvnia
UGXUganda Shilling
USDUS Dollar
UYUUruguayan peso
UZSUzbekistan Sum
VEFBolivar Fuerte
VNDDong
VUVVatu
WSTTala
XAFCFA franc BEAC
XAGSilver
XAUGold
XBABond Markets Units European Composite Unit (EURCO)
XBBEuropean Monetary Unit (E.M.U.-6)
XBCEuropean Unit of Account 9(E.U.A.-9)
XBDEuropean Unit of Account 17(E.U.A.-17)
XCDEast Caribbean Dollar
XDRSDR
XFOGold-Franc
XFUUIC-Franc
XOFCFA Franc BCEAO
XPDPalladium
XPFCFP Franc
XPTPlatinum
XTSCodes specifically reserved for testing purposes
YERYemeni Rial
ZARRand
ZMKZambian Kwacha
ZMWZambian Kwacha
ZWDZimbabwe Dollar A/06
ZWLZimbabwe dollar A/09
ZWNZimbabwe dollar A/08


USD will be the default currency but you can update/change the same by heading to dashboard. 

All you have to do is to type `settings` as a direct message ExpenseTron, tap on the link and head to dashboard.