Answer: spreadsheet

AnswerCrossword Clue
SPREADSHEETQuattro Pro, for one
SPREADSHEETMulticolumn schedule
SPREADSHEETAccountant's software
SPREADSHEETOne-page paper on peanut butter?
SPREADSHEETAccountant's form
SPREADSHEETAccountant's tool
SPREADSHEETIt has many cells
spreadsheetA computer program used chiefly for accounting, in which figures arranged in the rows and columns of a grid can be manipulated and used in calculations
spreadsheeta program with which data, formatted in rows and columns of cells, can be viewed on a screen and manipulated to make projections, calculations etc