You do not need a separate app to build vocabulary. If you already spend time in Telegram, a chat-based routine can carry the daily habit for you. Here is what is available today, what is coming, and seven concrete tactics that make chat-based vocabulary study actually work.
VocabBot is a Telegram bot built specifically for vocabulary study: a shared catalog of 300 English words across three levels (A2, B1, B2), each with an example sentence and a translation into Russian, Spanish, Portuguese, Indonesian, or German. It is designed to send one daily card at an hour you choose, with buttons for Know, Don't know, and a repeat of the example sentence, and to track a rolling review schedule so words you know keep coming back at longer intervals.
VocabBot is not live yet. Follow its page for launch status: tg.zovo.one/bots/vocab.
Tap check-ins, a running streak per habit, and a once-a-day prompt.
While VocabBot is not yet available, you can still build the single most important part of vocabulary learning inside Telegram right now: a daily streak. HabitStreakProBot lets you add a habit such as "review 10 words" and prompts you once a day at an hour you set, with a single tap to mark it done. It keeps a running streak per habit, so you get the same accountability a dedicated vocabulary app would give you, paired with whatever word list or flashcard method you already use.
Right now, the practical setup is to pick your own word source, whether that is a textbook list, a set of flashcards, or notes from a lesson, and use HabitStreakProBot to enforce the daily habit with a tap-to-confirm check-in and a visible streak. When VocabBot launches, it adds the missing piece: a ready-made 300-word catalog with built-in spaced repetition, so the review schedule is handled for you instead of manually tracked. Until then, follow tg.zovo.one/bots/vocab for the launch, and browse the full lineup of bots at Tiny Telegram Tools.