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FlipSignal

By adamgilmer

Finds underpriced Facebook Marketplace items using your own logged-in session. Runs locally — never sends your FB login anywhere.

Time on the storeUnder 6 monthsA rough range, not an exact date
Store users3As shown on the Chrome Web Store
Chrome Web Store ratingNot rated yetNo store ratings yet
Last store update29 Jul 2026Version 1.2.0, 2 months ago

Inside the extension

Reviews

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Permissions & access

Access levelMedium

Can see the address and title of every open tab.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 5

Sensitive1

  • See the address and title of every open tabtabs

Standard4

  • Save its own settingsstorage
  • Run tasks on a schedulealarms
  • Run its code on pages it can accessscripting
  • Show desktop notificationsnotifications

Members also see when a new version asks for new access.

Website access 2

  • www.facebook.com
  • backend-gold-eight-45.vercel.app
Extension ID
ojkcikpiefoadianfdfnlkhlplmpghhb
Package size
17.92KiB
Manifest
Version 3

The maker

This is the only listing we know of from adamgilmer.

Listings
1
Combined store users
≈3
Store Featured
0

Combined users can count the same person more than once. Maker profile

Ext Watch AI

Should you build in this niche?

One research report for FlipSignal. Reports come with Plus, Pro and Max.

  • Takeaway & demandCited takeaway and search volumes
  • Traffic & domainPopularity rank, visits and authority
  • Money & pricingPlans and prices from the maker’s site
  • ReviewsComplaints and praise, quoted
  • Competitors & ranksRank against the closest listings
  • Build opportunityWhat to build and how to position it
  • Every number shows its source and date
  • Ready in a minute or two
  • Report and PDF yours for 30 days
Overview
Explore the store
Opportunities
Compare
Watchlist
Collections
Saved searches
Alerts
Reports
Plans & usage
Account settings
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