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Prosperra AI - B2B Contact Info - Find Emails & Phone Numbers

Chrome extension by ProsperraAI · Productivity · Tools

  • Trader

A Chrome extension in Productivity · Tools with 1 users, barely installed.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

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

Users
1 (the store no longer states an audience; this is the last figure it published)
Rating
not rated yet
Users, last 13 days
+1
Version
1.0.5
Updated in the store
2026-09-12
Published
2026-09-02
Manifest
V3
Browser access
5 permissions, 3 site patterns

How it has moved

Users
+1 since 03.09
0-1 · 5 readings
2026-09-03: appeared in the store2026-09-04: released 1.0.12026-09-04: released 1.0.22026-09-08: released 1.0.42026-09-12: released 1.0.5
  1. 2026-09-030appeared in the store
  2. 2026-09-041released 1.0.1released 1.0.2
  3. 2026-09-061
  4. 2026-09-101
  5. 2026-09-151
Users
+1 since 03.09
0-1 · 5 readings
2026-09-03: appeared in the store2026-09-04: released 1.0.12026-09-04: released 1.0.22026-09-08: released 1.0.42026-09-12: released 1.0.5
  1. 2026-09-030appeared in the store
  2. 2026-09-041released 1.0.1released 1.0.2
  3. 2026-09-061
  4. 2026-09-101
  5. 2026-09-151

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

Every site you visit. This extension can read and change the content of any page you open.

  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 2
  • Open a panel beside the page sidePanel
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.0.5 · Swapped which permissions it asks for
  2. Version 1.0.4
  3. Version 1.0.2 · Asked for more permissions (7, was 6)
Show the remaining 1
  1. Version 1.0.1 · Asked for more permissions (7, was 6)

What changed recently

  1. Package size changed
  2. Swapped which permissions it asks for
  3. Released version 1.0.5 (was 1.0.4)
Show the remaining 9
  1. Package size changed
  2. Released version 1.0.4 (was 1.0.2)
  3. Package size changed
  4. Asked for more permissions (8, was 7)
  5. Released version 1.0.2 (was 1.0.1)
  6. Package size changed
  7. Asked for more permissions (7, was 6)
  8. Store description rewritten (102 → 92 characters)
  9. Renamed from "Prosperra Companion" to "Prosperra AI - B2B Contact Info - Find Emails & Phone Numbers"

Older entries and the full day by day series are in the app.

The publisher

ProsperraAI. Listed website: prosperra.ai.

Like this one

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

  1. Captely: Find B2B phone numbers and emails Describes nearly the same job, smaller audience 87 users ★ 5.0
  2. Deep Enrich - B2B Phone Number & Email Finder Describes nearly the same job, smaller audience 2k users ★ 4.7
  3. MarketBasePlus Describes nearly the same job, smaller audience 145 users ★ 5.0
  4. Apollo.io: Free B2B Phone Number & Email Finder Describes nearly the same job, with a large installed audience 1.0M users ★ 4.7
  5. Mawsool Contact Finder Describes nearly the same job, smaller audience 398 users ★ 3.0

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.

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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.