RotoGrinders: Daily Fantasy Browser Extensions

Extend your Daily Fantasy game with Browser Extensions customized for the hardcore Daily Fantasy gamer! Extensions for DraftKings and FanDuel are available in Google Chrome and Mozilla Firefox and can be installed for free by clicking the links below.

If you have an idea for an extension, please send a private message to nvalencia30.

Chrome

RotoGrinders FanDuel Tools – View overlay and site margin calculations for contests in the lobby. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes and the percentage of the prize pool awarded to first place. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. Use the cap space calculator on any live (or completed) contest to view how much remaining cap space your lineup and an opponent’s lineup have. For your upcoming and live lineups, you can view your player ownership percentages in terms of total entries, unique lineups or total dollars invested. You can also name your lineups on the Upcoming lineups page to more easily find and manage multiple lineups. Link directly to ResultsDB from a completed FanDuel MLB contest. Video demo:

FanDuel Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, flex highlighting, and more when creating or editing lineups on FanDuel. Click on the extension icon to the right of the address bar in Chrome to sign in. Video demo:

RotoGrinders DraftKings Tools – View overlay and site margin calculations for contests in the lobby. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes, the percentage of the prize pool awarded to first place and how many entries each user has in that contest. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. On the My Lineups page, you can view your player ownership percentages and name your lineups. Use the cap space calculator in the H2H view of the Contests page to view how much remaining cap space your opponents have. Link directly to ResultsDB from a live or completed DraftKings contest. Video demo:

DraftKings Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, flex highlighting, and more when creating or editing lineups on DraftKings. In addition, during live contests, Premium users will see the percentage of salary remaining for the displayed lineups on the DraftKings live contest page. Click on the extension icon to the right of the address bar in Chrome to sign in. Video demo:

RotoGrinders DRAFT Tools – This extension will let you add drafts to a saved list so that you can easily calculate your player exposure in upcoming and live Best Ball and daily contests. It also displays the site margin and overlay for tournaments in the lobby.

RotoGrinders Yahoo Tools – This extension displays the management fee for every contest in the lobby and shows the current overlay for each guaranteed contest. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes and the percentage of the prize pool awarded to first place. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. For Live and Upcoming contests, you can view your player ownership percentages.

Yahoo Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, and more when creating or editing lineups on Yahoo. Click on the extension icon to the right of the address bar in Chrome to sign in. Video demo:

RotoGrinders Basketball Reference – This extension from RotoGrinders.com adds Daily Fantasy score columns to the Per Game and Per 36 Minutes stat tables on basketball-reference.com. It will also show each player’s fantasy points in any past game on the box scores page. Currently supports NBA scoring for FanDuel, DraftKings, FantasyDraft, DRAFT, and Yahoo and WNBA scoring for FanDuel and DraftKings.

RotoGrinders Baseball Reference – This extension adds DFS scoring columns to Baseball Reference stat tables on team, individual player, and splits pages. It currently supports scoring for FanDuel, DraftKings, FantasyDraft, and Yahoo. The scores displayed are per game averages.

Firefox

RotoGrinders FanDuel Tools – View overlay and site margin calculations for contests in the lobby. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes and the percentage of the prize pool awarded to first place. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. Use the cap space calculator on any live (or completed) contest to view how much remaining cap space your lineup and an opponent’s lineup have. For your upcoming and live lineups, you can view your player ownership percentages in terms of total entries, unique lineups, or total dollars invested. You can also name your lineups on the Upcoming lineups page to more easily find and manage multiple lineups. Link directly to ResultsDB from a completed FanDuel MLB contest.

FanDuel Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, flex highlighting, and more when creating or editing lineups on FanDuel. Click on the RotoGrinders extension icon on the right-hand-side of the address bar in Firefox to sign in.

RotoGrinders DraftKings Tools – View overlay and site margin calculations for contests in the lobby. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes, the percentage of the prize pool awarded to first place and how many entries each user has in that contest. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. On the My Lineups page, you can view your player ownership percentages and name your lineups. Use the cap space calculator in the H2H view of the Contests page to view how much remaining cap space your opponents have. Link directly to ResultsDB from a live or completed DraftKings contest.

DraftKings Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, flex highlighting, and more when creating or editing lineups on DraftKings. Click on the RotoGrinders extension icon on the right-hand-side of the address bar in Firefox to sign in.

RotoGrinders DRAFT Tools – This extension will let you add drafts to a saved list so that you can easily calculate your player exposure in upcoming and live Best Ball and daily contests. It also displays the site margin and overlay for tournaments in the lobby.

RotoGrinders Yahoo Tools – This extension displays the management fee for every contest in the lobby and shows the current overlay for each guaranteed contest. Click on any contest to see the margin, the min cash amount, the percentage of the field that cashes and the percentage of the prize pool awarded to first place. For contests with at least 6 prize tiers and at least 50 paid spots, the Top 10 prize pool percentage will also be displayed. For Live and Upcoming contests, you can view your player ownership percentages.

Yahoo Premium subscribers can log into the extension with their RotoGrinders credentials to view projected ownership, player projections, expert rankings, and more when creating or editing lineups on Yahoo. Click on the RotoGrinders extension icon on the right-hand-side of the address bar in Firefox to sign in.

RotoGrinders Basketball Reference – This extension from RotoGrinders.com adds Daily Fantasy score columns to the Per Game and Per 36 Minutes stat tables on basketball-reference.com. It will also show each player’s fantasy points in any past game on the box scores page. Currently supports NBA scoring for FanDuel, DraftKings, FantasyDraft, DRAFT, and Yahoo and WNBA scoring for FanDuel and DraftKings.

RotoGrinders Baseball Reference – This extension adds DFS scoring columns to Baseball Reference stat tables on team, individual player, and splits pages. It currently supports scoring for FanDuel, DraftKings, FantasyDraft, and Yahoo. The scores displayed are per game averages.

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