Textadviser's Поставить знак ударения в слов is a Russian language education and reference app that allows users to add stress marks to words with vowels in them. The stress marks can be either the primary literary stress mark, a secondary stress mark for words with multiple stress options, or a tertiary stress mark for complex words. The app also provides morphological information for each word to help users better understand the words they are working with. The app is available for free on Android devices and provides a useful tool for Russian language learners and speakers who want to improve their pronunciation and understanding of stress patterns in Russian words.

The app's interface is straightforward and easy to use. Users can input words either by typing them in or by using speech-to-text functionality. The app then provides stress mark options for the word, along with morphological information such as the word's gender, case, and number. The app also features a helpful search function that allows users to look up stress marks for specific words. Overall, Поставить знак ударения в слов is a useful tool for anyone looking to improve their Russian language skills.