Ext Ops Panel
Open the app

MFF Yahoo Helper

Chrome extension by billingsj199 · Lifestyle · Entertainment

  • Trader

A Chrome extension in Lifestyle · Entertainment with 4 users, barely installed.

Specific sites only: 5 match patterns.

What the developer says, and 2 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
4
Rating
not rated yet
Users, last 16 days
unchanged
Version
0.9.25
Updated in the store
2026-09-09
Published
2026-08-11
Manifest
V3
Browser access
2 permissions, 5 site patterns

How it has moved

Users
unchanged since 31.08
4-6 · 7 readings
2026-09-02: released 0.9.162026-09-09: released 0.9.212026-09-09: released 0.9.242026-09-10: released 0.9.25
  1. 2026-08-314
  2. 2026-09-035
  3. 2026-09-054
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-094released 0.9.21released 0.9.24
  7. 2026-09-154
Users
unchanged since 31.08
4-6 · 7 readings
2026-09-02: released 0.9.162026-09-09: released 0.9.212026-09-09: released 0.9.242026-09-10: released 0.9.25
  1. 2026-08-314
  2. 2026-09-035
  3. 2026-09-054
  4. 2026-09-066
  5. 2026-09-075
  6. 2026-09-094released 0.9.21released 0.9.24
  7. 2026-09-154

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 5 match patterns.

  • https://football.fantasysports.yahoo.com/*
  • https://api.sleeper.app/*
  • https://firestore.googleapis.com/*
Show the remaining 2
  • https://myfantasyfootball.co/*
  • https://www.myfantasyfootball.co/*
  • Store data in your browser storage
  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

Version history

  1. Version 0.9.25
  2. Version 0.9.24 · Asked for more permissions (7, was 6)
  3. Version 0.9.21 · Asked for more permissions (7, was 6)
Show the remaining 1
  1. Version 0.9.16

What changed recently

  1. Package size changed
  2. Released version 0.9.25 (was 0.9.24)
  3. Package size changed
Show the remaining 6
  1. Released version 0.9.24 (was 0.9.21)
  2. Package size changed
  3. Asked for more permissions (7, was 6)
  4. Released version 0.9.21 (was 0.9.16)
  5. Package size changed
  6. Released version 0.9.16 (was 0.9.14)

The publisher

billingsj199 publishes 4 listings we track, 30 users between them.

  1. MFF ESPN Helper billingsj199 · Lifestyle · Entertainment · published 2026-08-11 12 users
  2. MFF Sleeper Helper billingsj199 · Lifestyle · Entertainment · published 2026-08-11 8 users
  3. MFF Underdog Draft Helper billingsj199 · Lifestyle · Entertainment · published 2026-05-14 6 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. MFF ESPN Helper Describes nearly the same job, smaller audience 12 users
  2. MFF Sleeper Helper Describes nearly the same job, smaller audience 8 users
  3. DraftLane Live Pilot Describes nearly the same job, smaller audience 13 users ★ 5.0
  4. twif: fantasy football advisor Describes nearly the same job, smaller audience 364 users ★ 5.0
  5. DraftHawk: Fantasy Football Draft Assistant Describes nearly the same job, smaller audience 385 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.