Full Crossplay Support Comes to PS4 Starting With 'Fortnite

The open beta allows crossplay, progression, and commerce across the PS4, Android, iOS, Nintendo Switch, Xbox One, PC, and Mac platforms. 

Cross-Platform Play Now Finally Fully Supported On PlayStation 4 - GAMINGbible

Microsoft Responds To PS4 Cross-Play News - GameSpot

Fortnite On PS4 Gets Cross-Play Support With Xbox One, Nintendo Switch, More

Sony finally opens cross-play for Fortnite for the PS4 - GadgetMatch

Sony Relents and Opens the PS4 for Fortnite Cross-Platform Play

Sony finally enabling cross-platform play, will allow Fortnite Switch and PS4 compatibility

Does For Honor Have Crossplay Support On PS5, Xbox Or PC?

Step-By-Step: How To Do Cross-Play With iOS, Xbox One, PS4 And PC In ' Fortnite Battle Royale

Fortnite cross-platform crossplay guide for PC, PS4, Xbox One, Switch, Mac and mobile - Polygon

Fortnite PS4 Is Getting Cross-Play, Beta Starts Today

Fortnite Gets Cross-Play Between PS4 and Xbox One [UPDATED]

An Epic cross-play journey: Paragon, Fortnite, and what comes next - Epic Online Services

Fortnite' Crossplay: How to Enable Switch, PS4, XBox, PC and Mobile Cross Platform Play [UPDATED]

Sony Gets With the Times, Adds PS4 Cross-Play Support for 'Fortnite