Company KOSHERDEV OU created these great apps:
Is it Kosher?, Jewish calendar Simple Luach, Is It Gluten Free?, Baltic Jewish Network, Yahad 2019, Laplandia Vodka, Tallinn Synagogue - EJC, JCC Tallinn, Шаарей Кедуша, Limmud Baltics, Kosher Sweden, Olameinu Mishpacha, Chabad Odessa, Conference of European Rabbis, Yahad 2023, and others..