# Zarok > Zarok is a daily planner, calendar and habit tracker for Android and Telegram. It brings your plan, habits, courses, reminders and home-screen widgets into one calendar, with seven Zarok characters that keep you company through the day. The core planner is free. Zarok Plus adds AI Zarok (the built-in AI assistant), extra widgets and materials. AI apps such as ChatGPT, Claude and Gemini can work with your plan through MCP, and connecting them is free. Zarok is a calendar and planner. It does not give medical advice and does not make health assessments. Zarok by Zarok Studio is a productivity app. The name comes from the Russian and Ukrainian word zarok: a promise you make to yourself. It is not related to the TV channel Zarok TV or to characters of the same name in games. ## Main pages - [Zarok](https://zarok.app/): what Zarok is and how to start. - [Features](https://zarok.app/features): day view, calendar, courses and habits, progress, reminders and widgets. - [Courses and habits](https://zarok.app/courses-and-habits): courses with phases and breaks, habits with a morning ritual, and quits for cutting back step by step. - [Connect an AI app](https://zarok.app/mcp-guide): how ChatGPT, Claude, Gemini and other MCP clients read and change your plan. MCP server address: https://zarok.app/mcp - [Connect work services](https://zarok.app/mcp-guide#connect-google): on the same Connections page, how to connect Zarok to Google Calendar and Tasks, Slack and Todoist, and how to disconnect. - [Zarok for Claude and ChatGPT](https://zarok.app/ai-connector): what the connector does, its tools in plain words, data and privacy, support: support@zarok.app - [Zarok Plus](https://zarok.app/plus): what the subscription includes. Prices and trial terms are shown in Google Play before purchase. - [Download](https://zarok.app/download): Android on Google Play and Telegram. iOS and desktop apps are planned; no release dates have been announced. - [Telegram](https://zarok.app/telegram): the bot, the mini app, and the Zarok sticker and emoji sets for Telegram. - [Help center](https://zarok.app/help): step-by-step guides for each section. - [FAQ](https://zarok.app/faq): questions about the subscription, accounts and AI Zarok. ## Policies - [Privacy policy](https://zarok.app/privacy) - [Privacy center](https://zarok.app/privacy-center) - [Terms of use](https://zarok.app/terms) - [Account deletion](https://zarok.app/delete-account) ## Languages The app speaks 9 languages: English, Russian, Ukrainian, Spanish, Portuguese (Brazil), Indonesian, German, French and Hindi. By default the app follows the phone language. The website is in English at https://zarok.app/ ; the Russian version is at https://zarok.app/ru/ . Regular users sometimes get personal offers in the app: up to 30% off Zarok Plus or free time with AI Zarok. Details in llms-full.txt. ## Expanded description - [llms-full.txt](https://zarok.app/llms-full.txt): what Zarok is, its features, plans, the MCP connection and data rules in one file.