Telegram launched in August 2013 as a cloud-based messaging app created by Pavel and Nikolai Durov. From the start, it emphasized fast delivery across devices and a strong privacy and anti-censorship brand identity—positioning itself as an alternative to mainstream messengers.
Telegram’s “Secret Chats” established an end-to-end encrypted mode for one-to-one conversations, meaning only the participants hold the keys to read messages. This feature helped Telegram’s reputation with users who wanted stronger privacy than typical server-stored messaging.
Telegram officially launched its bot platform in June 2015, allowing automated accounts to interact with users and groups through the Bot API. Bots expanded Telegram beyond simple chat into services like alerts, utilities, and lightweight apps inside conversations.
Telegram added Channels in September 2015, allowing admins to broadcast posts to unlimited audiences. Channels became a major growth engine and later a key political media format, especially in places where independent news outlets faced pressure.
By February 2016, Telegram reported reaching 100 million monthly active users. The milestone signaled that Telegram was moving from a niche privacy app to a global communication platform with expanding public communities and media distribution.
Telegram expanded Supergroups to support up to 5,000 members, strengthening its role for large communities. Bigger groups helped Telegram compete as a coordination tool for fandoms, workplaces, and activist networks that needed scale.
In 2017, Telegram began rolling out voice calls, adding another core communication feature expected in major messaging apps. Telegram emphasized encryption and user controls for who could call, aligning the feature with its privacy-first positioning.
In April 2018, Russia’s communications regulator started blocking Telegram after a court-backed dispute tied to demands for decryption assistance. The blocking campaign triggered broad internet disruption as authorities attempted to restrict Telegram by blocking large numbers of IP addresses.
Telegram introduced Telegram Passport in 2018 as a way for users to store identity documents and share them with services that require real-world identification. The feature showed Telegram’s push to support broader digital services beyond messaging, including financial and account verification flows.
During the June 2019 Hong Kong protests, Telegram experienced a large distributed denial-of-service (DDoS) attack. CEO Pavel Durov said much of the attack traffic came from Chinese IP addresses, highlighting how messaging infrastructure can become a pressure point during political unrest.
In October 2019, the U.S. Securities and Exchange Commission sued Telegram, alleging its sale of “Grams” tokens was an unregistered securities offering. The case put legal limits on Telegram’s attempt to expand into blockchain-based infrastructure through the Telegram Open Network (TON).
By April 2020, Telegram reported 400 million monthly active users, reflecting steady growth and widening mainstream adoption. The platform’s scale also increased scrutiny over how it would handle abuse, misinformation, and state pressure while maintaining its privacy narrative.
In June 2020, Russia’s communications regulator lifted its official ban on Telegram after years of unsuccessful blocking. The reversal demonstrated the practical challenges of sustained platform blocking and the political tradeoffs when a tool remains widely used despite restrictions.
In June 2020, Telegram agreed to return funds to investors and pay a civil penalty to settle the SEC’s case over its token sale. The settlement marked a turning point away from Telegram’s original Gram-token rollout and constrained its U.S.-facing crypto ambitions at that time.
After the disputed August 2020 election in Belarus and periods of internet disruption, Telegram channels—especially NEXTA Live—became central for sharing information and coordinating protest activity. The episode showed how Telegram’s channel-and-group structure could function like a parallel news and mobilization system under censorship pressure.
Telegram documented end-to-end encryption for voice and video calls in clients released from August 14, 2020 onward, using a call library built around MTProto 2.0 and WebRTC transport. This broadened Telegram’s security story from text messaging into real-time communication.
In early January 2021, Telegram reported surpassing 500 million monthly active users amid a wave of new signups, as many users looked for alternatives after changes to WhatsApp’s terms and privacy messaging caused public concern. The moment reinforced Telegram’s market position as a prominent “privacy alternative” messenger.
In June 2022, Telegram launched a paid subscription tier, Telegram Premium, adding higher limits and extra features. Premium signaled a shift toward sustainable revenue models alongside Telegram’s earlier reliance on funding and its public commitments to independence.
In 2023, Telegram introduced Stories, expanding beyond messaging into more public, feed-like sharing. The addition reflected Telegram’s continued evolution into a hybrid platform that mixes private chat, public broadcasting, and social discovery behaviors.
By the end of 2023, Telegram had become a major global platform built around groups, channels, and bots, with recurring political uses during protests and state censorship disputes. Across 2013–2023, its story is marked by rapid feature expansion, user-growth milestones, and ongoing tensions between privacy claims, governance pressure, and platform safety concerns.
Telegram's growth, feature rollouts, and political uses (2013–2023)