The threat of a Saudi ban on BlackBerry's Messenger was hanging over the secure service as a deadline loomed for tests on a system to allow official monitoring.
BlackBerry maker Research in Motion and three mobile phone carriers in the kingdom were given until Monday to test local servers.
The servers would give Saudi officials better access to data and communications sent on BlackBerry's encrypted network.
Without it Saudi Arabia's telecom regulator has threatened to ban the Messenger service to the kingdom's 700, 000 users.
Saudi authorities say they want to monitor communications and data because of security fears.
In a deeply conservative nation where Islamic clerics wield strong influence many fear the device encourages unrelated men and women to interact with each other.
Other states, like the United Arab Emirates, have also threatened to block some BlackBerry services
Authorities in several countries have security and moral concerns.
BlackBerrry's Canadian makers are under scrutiny from several governments including India, Lebanon, Kuwait, and Algeria about access to the encrypted network.