# Telegram > Publicly sourced profile assembled by Optimly, in the Optimly AI Brand Index. Last refreshed 2026-10-04. - **Business Profile:** https://optimly.ai/brand/telegram - **Dataset:** https://optimly.ai/brand/telegram.json - **Markdown:** https://optimly.ai/brand/telegram/llms.txt - **Official website:** https://telegram.org - **Slug:** telegram - **Categories:** collaboration-productivity ## Overview - **Tagline:** Primary focus on security (heavily encrypted, safe from hacker attacks) and speed, robust privacy features (self-destructing messages), multi-device synchronization, unlimited media and chat size, support for very large groups (up to 200,000 members), and an open API for customization. Source: Brand's website (https://telegram.org) · 2026-10-04 - **Description:** Telegram is a cloud-based mobile and desktop messaging app with a focus on security and speed. Source: Brand's website (https://telegram.org) · 2026-10-04 ## Offerings - **Core capabilities:** - Cloud-based mobile and desktop messaging application featuring secure - fast - and private communication; supports large group chats (up to 200 - 000 members) - rich text editing - ephemeral messages - welcome messages - customizable interfaces - and an open API. Source: Brand's website (https://telegram.org) · 2026-10-04 - **Pricing:** Free Source: Brand's website (https://telegram.org) · 2026-10-04 ## Audience - **Target industry:** Individual users, groups, and communities seeking secure, fast, and feature-rich communication solutions across multiple devices (mobile and desktop). Source: Brand's website (https://telegram.org) · 2026-10-04 Page last updated 2026-10-17.