Is texting free?

Nail app calls are really free. It provides up to 1 0,000 minutes of free calls every month, supports mutual dialing among the three major operators of China Mobile, China Unicom and China Telecom, and supports cross-platform of Android, iOS and Windows. In addition, there is no traffic during the call, and the publicity also says that the call quality is the best among free calls in China. No matter whether the other party installs nails or not, you can make free calls anytime and anywhere and make multi-party calls.