Phish Alert Button icon

Phish Alert Button

by KnowBe4, Inc · Workflow & Planning
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Chrome Extension to add phish reporting functionality to Gmail.

Users
1M
0 in 30 days
Rating
2.4 / 5
unchanged in 30 days
Ratings
18
0 in 30 days
Store rank
#411
#382 among extensions
Version
0.3.48
updated 3 Dec 2025

Users

monthly, 3 years
100K550K1MAug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 1,000,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
41219Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 18 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Phish Alert Button

Use the Phish Alert Button for Gmail extension to report suspicious emails quickly and easily. When you receive a potential phishing email, click the Phish Alert Button in your Gmail toolbar to report the email to your administrator. Before adding this extension, please make sure that you have an active KnowBe4 account and a GSuite domain. Please contact your administrator if you have questions regarding your KnowBe4 account or your organization’s domain.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%−1+0.07
1 year0+0.0%+3−0.23

Version history

15 versions recorded
0.3.483 Dec 2025
0.3.387 Nov 2025
0.3.3614 Oct 2025
0.3.3416 Jul 2025
0.3.3215 Nov 2024
0.3.3030 Oct 2024
0.3.2815 Oct 2024
0.3.264 Sep 2024

Details

Category
Workflow & Planning
First seen
25 Oct 2022
Size
2.7 MB
Languages
en-US
Pricing
Free
Privacy policy
knowbe4.com
Extension ID
hfokdlmjeppdmpbngjpnlnijogcecaop

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
storageidentityidentity.emailscripting
Site access
https://www.googleapis.com/gmail/*https://training.knowbe4.com/https://eu.knowbe4.com/https://ca.knowbe4.com/https://www.google.com/*https://mail.google.com/https://de.knowbe4.com/https://uk.knowbe4.com/https://ca.pab-datadog.knowbe4.com/https://de.pab-datadog.knowbe4.com/and 3 more

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