Good news everyone, you no longer need to use questionable methods (such as installous) to download 17+ apps in Saudi Arabia because some of the 17+ apps has started to appear in the Saudi App Store. At least Opera mini is available right now. Other apps such as Atomic Web, iCab Mobile and Opera for Mac are still missing.
You can find the author of this post on twitter: @absar_malik.
Remember to visit We Want Apple Saudi Arabia petition and spread the word.