01Calendar@calendar0botFreeA calendar that lives in Telegram: forward a post, send a voice note, a ticket photo, a PDF or an .ics file, and it becomes an event. A morning plan before your first event, shared calendars for group chats, holidays marked, and two-way sync with Google Calendar plus Apple and CalDAV calendars.Calendar & schedulingMini AppWorks in groupsAccepts voiceChecked Sep 1475 / 100ScoreOpen
02Timezone Bot@the_timezone_botFreeConvert a time between any two time zones with one command — "/convert 3PM GMT to PST" — and set live countdowns to future events, right inside Telegram.Converters & calculatorsFreeNo sign-upChecked Sep 1466 / 100ScoreOpen
03Google Calendar Bot@gcalendarbotFreeManages your existing Google Calendar from Telegram: add and check events without opening the Google Calendar app. Free.Calendar & schedulingFreeEnglishGoogle (Sheets, Drive, Calendar)Checked Sep 1464 / 100ScoreOpen
04Vyneron@VyneronAIBotFreemiumAn AI productivity assistant that combines tasks, notes, files and holiday-aware scheduling in one chat, capturing input by text, voice, photo or OCR. Free core features; AI runs on your own API key (BYOK).Calendar & schedulingFreemiumAccepts voiceAccepts filesChecked Sep 1462 / 100ScoreOpen
05Task Scheduler Bot@super_scheduller_botFreemiumA Google Calendar assistant in Telegram: create, edit and delete events step by step, get a reminder 10 minutes, an hour or any interval before, and send a task to another user of the bot, who accepts it into their own calendar.Calendar & schedulingFreemiumEnglishGoogle (Sheets, Drive, Calendar)Checked Sep 1461 / 100ScoreOpen
