The BlackBerry PlayBook is a tablet computer announced by RIM. At only 9.7 mm thick, the Playbook is the first tablet with a width below 10 mm. The BlackBerry PlayBook is running on the BlackBerry tablet OS, which is powered by QNX technology & BlackBerry PlayBook Tablet. Choose SynapseIndia For Your BlackBerry PlayBook Application Development. SynapseIndia, with its proven track record in BlackBerry application development, is capable of rendering out-of-the-box apps for PlayBook platform.