Event reminding method, device and system

The invention discloses an event reminding method, device and system and belongs to the technical field of internet. The event reminding method comprises the steps that a reminding event in an alarm clock channel is obtained, wherein the alarm clock channel is used for providing an event reminding service for at least two clients at the same time; a subscription list of the alarm clock channel is obtained, wherein the subscription list comprises subscription of all the clients of the alarm clock channel; the reminding event is sent to all the clients of the subscription list, wherein the reminding event is used for indicating all the clients to give out event reminds according to the reminding event. The problem that in the prior art, a user delays processing related events or forgets to process the related events due to the fact the user may not receive timely alarm clock reminds is solved, the user can receive the timely alarm clock reminds, and then the phenomenon that the user delays processing the events or forgets to process the events is avoided.