Subscriptions are subject to fring's fair usage limit of no more than 3 hour per day. Also, no more than 20 different numbers can be called per day and no more than 50 different numbers can be called per month.

Once these limits are exceeded, fring will charge normal rates and for any additional minutes used.

Subscriptions are for individual use only. Each subscription is to be used by one person only and is not to be shared with any other user (whether via PBX, call centre, computer or any other means).