CELLroid LITE is simple spreadsheet
you can use fuctions
SUM,SUMIF,COUNT,COUNTIF,COUNTA,COUNTBLANC,ABS,SQRT,LOG,POWER,TRANC,ROUND,ROUNDUP,ROUNDDOWN,CEILING,MOD,FACT,LN,EXP,COMBIN,BINOMDIST,IF,AND,OR,NOT,TEXT,REPLACE,MID,FIND,SUSTITUTE,HLOOKUP,VLOOKUP,ROW,COLUMN,ISBLANK,INDEX,MATCH,NOW,TODAY,DATEVALUE,DAYVALUE,YEAR,MONTH,DAY,WEEKDAY,HOUR,MINUTE,SECOND,MAX,MIN,AVERAGE,LARGE,SMALL,SIN,COS,TAN,ASIN,ACOS,ATAN,DEGREES,RADIANS