We have developed it with data security of Microsoft. Please visit www.synapsesoftech.com Our application fetch data from Tally.ERP9 as well as other Sofware like any ERP or CRM with different database like SQL, MySQL, Access, Excel. If user is using multiple software or user is managing some of his/her data in excel then he/she will be able to view both data from all software into single application. It works on Mobile, Tab and Laptop/PC.