Most Simple GUI to Import and Export Contacts Using Excel Sheet. Features. 1. Free full version app. 2. Excel To Contacts and Contact To Excel Both Options. 3. No need to sign in. 4. Import and export more than 50 Thousands Contacts. 5. Sample XLS file provided to test the app. Developers: Kamlesh Bhatia, Devesh Patel and Ajay Khatri.