Beeper is an instant messenger software that enables using a variety of chat services and protocols all from the same application.

[10] In April 2024, Automattic, owner of the similar cross-platform messaging application Texts since the year before, acquired Beeper for $125M.

Gill published a proof of concept called Pypush that reimplemented iMessage in the Python programming language and released it on GitHub.

[17] Apple keeps iMessage exclusive to Apple devices and only allows Messages to communicate with Android users through the lesser-featured SMS protocol with texts that are displayed in green chat bubbles, which are disfavored among some iPhone users who perceive them as an indicator of lower social status.

[20] At the urging of congresspersons Amy Klobuchar, Mike Lee, Jerry Nadler, and Ken Buck,[21] the United States Department of Justice initiated an antitrust investigation on December 22, 2023 to examine Apple's blocking of Beeper Mini.