Heyyou must have some experience with Textfree, Skype or any other similar apps for free texting or calls on your iPhone/iTouch. Please help us, a group of students from Stanford, to fill the survey and tell us how satisfied you are. We would like to use your valuable feedback to provide recommendations for the next version of the product. You can access the survey by clicking the link: https://spreadsheets.google.com/viewform?formkey=dGRrUjg3b0IyUUxmWUtGV2hJSGhWbUE6MQ. If you just have experience with Skype, you can access the survey by another link: https://spreadsheets.google.com/viewform?formkey=dFVqeVJwNUp6RUZnMjlZcXFlV0RjU1E6MA Thank you in advance for your help.