Voucher: A voucher is a written document that gives evidence of any business transactions. On the basis of vouchers, transactions are recorded in the book of original entry (Journal). Examples are Cash Memo, Invoice or Bill, Receipt and Pay-in-Slips.
Purchase Voucher: A purchase voucher records all the cash and credit purchases of a business. In order to view the purchase voucher in Tally, this path should be followed: Gateway of Tally >Accounting Vouchers > Press F9. Purchase vouchers consist of all the information such as quantity of goods purchased, amount, date and party name.
Sales Voucher: A sales voucher is an accounting entry, wherein all transactions pertaining to sales are entered. It is used to record cash or credit sales of a business. The following path is used to view the sales voucher in Tally: Gateway of Tally > Accounting Vouchers > Press F8. It includes the following details:-
a. Date
b. Transaction amount
c. Currency
d. Mode of payment: Cash or Credit
e. Cheque details (if cheques were received against the sales)