I would like to build a software that will allow people to make free calls to any land line with a wifi connection. for example if you are in france you can call any land line for free and unlimited.
Looking for someone serious.
7 freelancere byder i gennemsnit $2500 på dette job
You can't make freecalls to landline numbers. But you can make freecalls from application to application. If this works with you i am ready to discuss that in PMB.