Tweets might appear in Spotlight searches on Apple devices, Twitter CEO Dick Costolo said.
The feature works over Wi-Fi and LTE, taking aim at other video solutions like Google Hangouts.
Total sales for the first quarter grew by more than 40 percent
Apps like Meerkat and Periscope can lead users astray of privacy and copyright laws
The site also expressly forbids posts with sexual content involving minors.
Marked up Apple Watch models are already available on the e-marketplace, with April and May delivery dates.
But Instagram and Snapchat don't fall too far behind
The price of the service hasn't been revealed, although the plan was disclosed in a YouTube letter to its content partners.
It has many of Messenger's mobile app features, just in a handy Web app format.
Snapchat said it received 375 requests for user data from U.S. authorities between November and February.
Engineers shed light on Facebook's ranking algorithm during a talk at F8.
Users posting such content will have their accounts locked, the company said.
Twitter has made it easier to report impersonation, self-harm and leaked private information.
TweetDeck users can give others access to an account without providing the account password.
MyFitnessPal and Endomondo give Under Armour access to a valuable new pot of health data.