5,000 - 10,000 downloads
by AbdelRahman Iaaly on 22/06/2013
Rich facts. Facts by notifications. Facts about any topic. Facts with images. Great facts.
by Asma ji on 09/06/2013
I can spend hours checking out those facts! Great job!
by Riad Mikati on 08/06/2013
Its Not real NumberBook ! But i like this application ! Its amazing :O !!
by Mohammed Alattas on 08/06/2013
It's FAKE !!
by muna Rabiah on 08/06/2013
Don't try this app.
by Abdellatif Ammar on 27/05/2013