It's Mets vs. Royals in the 111th World Series, and the biggest postseason ever for live streaming continues starting Tuesday with all games televised by FOX and available to eligible U.S. subscribers for $9.99 with the MLB.TV Postseason Package.

A one-time authentication is required for eligible U.S. subscribers, and then you can watch live online with select mobile devices (iOS). Check your pay TV provider for availability.

The World Series is scheduled to open with Game 1 on Tuesday and Game 2 on Wednesday in Kansas City. For Games 1-4 and Games 6 and 7, air time is 7:30 p.m. ET, with game time set for 8 ET. Game 3 on Friday and Game 4 on Oct. 31 will be played at Citi Field, with a potential Game 5 on Nov. 1 taking place at 8:15 p.m. ET also at Citi Field. If necessary, Games 6 and 7 would be held at Kauffman Stadium.

With MLB.TV, the Web-based HD media player (version 5.0) has an in-page layout with simplified user controls, so it all happens in your browser with no need for an additional download. You'll also get live game DVR controls and full-game archives.

The MLB.TV Postseason Package includes 2016 Spring Training games for free, a $24.99 value.

ESPN Radio will provide complete coverage of all World Series games. MLB Network, MLB.com, MLB International and SiriusXM also will provide comprehensive coverage of the Fall Classic.

Overall, entering Friday, the postseason average viewership was up 18 percent in the U.S. (4.58 million viewers) and up 41 percent in North America (6.2 million viewers) over last year through the same point. LCS average viewership was up 15 percent in the U.S. (5.443 million) and up 49 percent in North America (7.6 million) over last year.

TBS had its most-viewed postseason ever, averaging 6.3 million viewers, an increase of 48 percent over last year. For the NLCS, TBS averaged 7.9 million viewers, an increase of 56 percent versus the network's LCS coverage last year. Average viewership for the ALCS on Sportsnet in Canada, meanwhile, was 3.51 million viewers through Game 5.

Game 5 of the AL Division Series between Kansas City and Houston was the most-watched in FS1 history (5.944 million viewers).

As for MLBAM's Live Digital Data Ratings, the daily averages, from the Wild Card Games through Wednesday's games, continue to rise, standing at 34.1 million minutes consumed and 3.7 million unique sessions per day in the postseason entering Friday. Overall, the postseason per-game averages are up 239 percent for minutes consumed and up 153 percent for unique sessions over the 2015 regular season per-game averages.