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MailView – Gmail Email Tracker, Read Statistics & Proof of Receipt Reports

Chrome extension by Onepaper.ai · Productivity · Communication

A Chrome extension in Productivity · Communication with 36 users, barely installed. Audience over the last 30 days: +11.

Specific sites only: 6 match patterns.

What the developer says, and 4 screenshots

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

Users
36
Rating
4.4 (8 ratings)
Users, last 30 days
+11
Rating, last 30 days
+0.09 in 30 days
Version
1.5.0
Updated in the store
2026-08-28
Published
2026-05-27
Manifest
V3
Browser access
6 permissions, 6 site patterns

How it has moved

Users
+11 since 01.10
25-36 · 14 readings
  1. 2026-10-0428
  2. 2026-10-0829
  3. 2026-10-0930
  4. 2026-10-1031
  5. 2026-10-1330
  6. 2026-10-1632
  7. 2026-10-1733
  8. 2026-10-1835
  9. 2026-10-1933
  10. 2026-10-2232
  11. 2026-10-2333
  12. 2026-10-2434
  13. 2026-10-2836
  14. 2026-10-3136
Rating
+0.09 since 01.10
reviewsrating 4.29-4.38 · 14 readings
  1. 2026-10-04reviews7rating4.29
  2. 2026-10-08reviews7rating4.29
  3. 2026-10-09reviews7rating4.29
  4. 2026-10-10reviews7rating4.29
  5. 2026-10-13reviews7rating4.29
  6. 2026-10-16reviews7rating4.29
  7. 2026-10-17reviews7rating4.29
  8. 2026-10-18reviews7rating4.29
  9. 2026-10-19reviews7rating4.29
  10. 2026-10-22reviews7rating4.29
  11. 2026-10-23reviews7rating4.29
  12. 2026-10-24reviews7rating4.29
  13. 2026-10-28reviews8rating4.38
  14. 2026-10-31reviews8rating4.38
Users
+12 since 01.09
23-36 · 27 readings
  1. 2026-09-0124
  2. 2026-09-0325
  3. 2026-09-0525
  4. 2026-09-0624
  5. 2026-09-0726
  6. 2026-09-0824
  7. 2026-09-1323
  8. 2026-09-1626
  9. 2026-09-2128
  10. 2026-09-2226
  11. 2026-09-2524
  12. 2026-09-2625
  13. 2026-09-2825
  14. 2026-10-0428
  15. 2026-10-0829
  16. 2026-10-0930
  17. 2026-10-1031
  18. 2026-10-1330
  19. 2026-10-1632
  20. 2026-10-1733
  21. 2026-10-1835
  22. 2026-10-1933
  23. 2026-10-2232
  24. 2026-10-2333
  25. 2026-10-2434
  26. 2026-10-2836
  27. 2026-10-3136
Rating
-0.29 since 01.09
reviewsrating 3.75-4.67 · 27 readings
  1. 2026-09-01reviews3rating4.67
  2. 2026-09-03reviews3rating4.67
  3. 2026-09-05reviews4rating3.75
  4. 2026-09-06reviews4rating3.75
  5. 2026-09-07reviews5rating4.00
  6. 2026-09-08reviews5rating4.00
  7. 2026-09-13reviews6rating4.17
  8. 2026-09-16reviews6rating4.17
  9. 2026-09-21reviews6rating4.17
  10. 2026-09-22reviews6rating4.17
  11. 2026-09-25reviews6rating4.17
  12. 2026-09-26reviews6rating4.17
  13. 2026-09-28reviews7rating4.29
  14. 2026-10-04reviews7rating4.29
  15. 2026-10-08reviews7rating4.29
  16. 2026-10-09reviews7rating4.29
  17. 2026-10-10reviews7rating4.29
  18. 2026-10-13reviews7rating4.29
  19. 2026-10-16reviews7rating4.29
  20. 2026-10-17reviews7rating4.29
  21. 2026-10-18reviews7rating4.29
  22. 2026-10-19reviews7rating4.29
  23. 2026-10-22reviews7rating4.29
  24. 2026-10-23reviews7rating4.29
  25. 2026-10-24reviews7rating4.29
  26. 2026-10-28reviews8rating4.38
  27. 2026-10-31reviews8rating4.38

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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: 6 match patterns.

  • https://mail.google.com/*
  • https://*.run.app/*
  • https://www.googleapis.com/*
Show the remaining 3
  • https://identitytoolkit.googleapis.com/*
  • https://securetoken.googleapis.com/*
  • https://www.google-analytics.com/*
  • See the address and title of every tab you have open tabs
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • See which of its blocking rules matched declarativeNetRequestFeedback
Show the remaining 3

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Onepaper.ai publishes 7 listings we track, 2k users between them.

  1. MemoryStats – Close Heavy Tabs, Reduce RAM Usage, Boost Chrome Memory Saver Onepaper.ai · Productivity · Tools · published 2025-12-12 2k users ★ 5.0
  2. Email Open Tracker – Unlimited Real-Time Gmail Read Receipts & Tracking Onepaper.ai · Productivity · Communication · published 2026-05-29 221 users ★ 4.8
  3. 100% Invisible - Tracking Blocker for Gmail | Ghost Mode Onepaper.ai · Productivity · Workflow · published 2025-03-16 163 users ★ 5.0
Show 3 more from this publisher
  1. Make it Pig — No-Code Web Scraper, Data Extractor & Excel Exporter Onepaper.ai · Productivity · Tools · published 2026-04-16 33 users ★ 5.0
  2. Smart Modern Tab Manager - Organised Browsing Onepaper.ai · Make Chrome Yours · Functionality · published 2026-02-25 11 users ★ 5.0
  3. Minimalist Tabs Manager - 1Paper Ai Onepaper.ai · Productivity · Workflow · published 2026-02-25 9 users ★ 5.0

Like this one

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

  1. MailTraceX — Email Tracker & Read Receipts for Gmail Describes nearly the same job, smaller audience 55 users ★ 5.0
  2. Email Open Tracker – Unlimited Real-Time Gmail Read Receipts & Tracking Describes nearly the same job, smaller audience 221 users ★ 4.8
  3. Mail Tracker Describes nearly the same job, smaller audience 126 users ★ 4.2
  4. Mail Tracker by Mailsumo • Email Tracker for Gmail Describes nearly the same job, smaller audience 1k users ★ 5.0
  5. Zestmail — Email Tracking for Gmail Describes nearly the same job, smaller audience 5 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.

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The badge shows the audience and rating from our last pass over the store and links back to this page.

Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/kacoceagfedjpphlnlhbdmhijpnngfco/badge.svg)](https://extops.dev/extensions/kacoceagfedjpphlnlhbdmhijpnngfco)

HTML

<a href="https://extops.dev/extensions/kacoceagfedjpphlnlhbdmhijpnngfco"><img src="https://extops.dev/extensions/kacoceagfedjpphlnlhbdmhijpnngfco/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-28. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built