The development of a branded application for customers costs 5000 RUB once and is completed in about 2 weeks. Then it is uploaded to the App Store and Google Play.
The cost of application support is 1200 RUB/ month (1 project) or 900 RUB/for each (2 or more projects)
100 example applications: https://itunes.apple.com/ru/developer/org-dikidi/id1057010744#see-all/i-phone-apps