Famiboards

Online play and Nintendo Switch Online app
The Nintendo Switch Online service lets Nintendo Switch owners enjoy online play in compatible games like Splatoon 2, ARMS, and Mario Kart 8 Deluxe.
Nintendo Switch Online members can also access the Nintendo Switch Online app to send play invitations and participate in voice chat (restricted to members aged 13+) for compatible games such as Splatoon 2.

Retro Game Library
Members can enjoy a growing library of NES games and Super NES games with added online play as part of the paid Nintendo Switch Online membership. With the Nintendo Switch Online smartphone app, you can also voice chat during your play sessions. (Click the pictures below to view the full library)

Save Data Cloud Backup
Players with a Nintendo Switch Online membership can save game data online for compatible games. Save data is linked to your Nintendo Account, so you can access it from any Nintendo Switch system by signing in and downloading your save data.

Special Offers
Nintendo Switch Online members in the U.S. and Canada have access to exclusive special offers, such as the option to purchase specially designed controllers for use with NES & Super NES – Nintendo Switch Online games on Nintendo Switch.