You can download Trail Module in zip format. unzip it. Save it in tally folder. Open Tally->Gateway of Tally-> Control+Alter+T. ->F4(Local TDL).Enable Load TDL: Yes. Enter full name of TDL in list of TDL file box. For Example autobackup.tcp. Thats All TDL is active now.
View List of Debtors/Creditors with address, contact detail,closing balance. You can export to excel and print the list
Some More add-ons available are: Auto Backup of data, SMS from Tally, Whatsapp Messages from Tally, Import tool, Change screen color, Block negative stock,Tax inclusive rate,Delete unused master,voucher approval etc.