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Gridiron Edge

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Overview

Live auction and draft assistant for ESPN fantasy football. Reads your draft room and prices every bid against your roster.

Gridiron Edge is a live draft and auction assistant for ESPN fantasy football leagues. This extension reads your ESPN draft room as it happens and keeps your Gridiron Edge board at gridironedge.app in sync, so every recommendation is computed from the actual live state of your draft: every pick, every bid, every roster. WHAT IT DOES - Reads the live draft room (snake or auction) in your own browser session and relays it to your Gridiron Edge board - Auction drafts: shows a walk-away ceiling for the player on the block, computed from your roster, your remaining budget, and the seats you still have to fill — with the arithmetic behind it visible - Snake drafts: shows the call for your pick against your actual roster rules - Works on ESPN mock drafts, so you can watch it price a real room before your league is on the line WHAT IT DOES NOT DO - It does not place bids or make picks. It reads; you decide. - It never asks for or sees your ESPN password. It reads with your own logged-in session. - It does not support Yahoo, Sleeper, or any platform other than ESPN, and no other platform is promised. TRY IT FREE Run it against an ESPN mock draft with a free Gridiron Edge account — no card required. Mock drafts run around the clock in August. The full product (season-long weekly lineup calls and waiver recommendations) requires a paid season at gridironedge.app. HONEST NUMBERS We built our own projection model to beat the expert consensus. It lost, 0.618 to 0.623 — and that result is published on our site, along with the full backtest, including the runs where the edge disappears. This tool competes on decisions, not predictions. REQUIREMENTS A Gridiron Edge account (free for mock drafts) and an ESPN fantasy football league or mock draft. The extension runs only on espn.com fantasy pages. Gridiron Edge is an independent tool operated by Dave Mendlen. It is not affiliated with, endorsed by, or connected to ESPN, the NFL, or any fantasy platform. Privacy policy: gridironedge.app/terms.html#privacy

Details

  • Version
    2.0.20681.45
  • Updated
    August 15, 2026
  • Features
    Offers in-app purchases
  • Size
    848KiB
  • Languages
    English (United States)
  • Developer
    David Mendlen
    3828 West Lake Sammamish Parkway Southeast Bellevue, WA 98008 US
    Website
    Email
    support@gridironedge.app
    Phone
    +1 425-443-7554
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.

Privacy

Manage extensions and learn how they're being used in your organization

Gridiron Edge has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Gridiron Edge handles the following:

Authentication information
Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Support

For help with questions, suggestions, or problems, please open this page on your desktop browser

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