Simas Haber is a Turkish news publisher serving Sarıyer and readers across Istanbul, Türkiye, and the world. Its guiding promise is “from local to national, only news,” with an emphasis on providing honest, accurate, and impartial reporting accessible to everyone. Sarıyer coverage is central to the site, featuring local affairs, municipal news, community updates, sports, politics, and obituaries.

The publication also reports on other Istanbul districts and a broad range of national and international topics, including current affairs, public safety, the environment, business, health, education, technology, culture and arts, entertainment, and automotive news. Readers can explore breaking stories, featured reports, special coverage, and advertorial content, alongside opinion pieces by a range of contributors. Simas Haber also provides practical information such as on-duty pharmacies and access to a mobile application.

Its website includes publication principles and a privacy notice, reflecting its focus on news service and reader information. Through its mix of neighborhood reporting and wider coverage, the brand connects local developments with stories from across the country and beyond