Top Chrome Extensions for Gmail Email Tracker
Gmail Email Tracker Chrome extensions — 14K monthly searches · Rankings shifted 35× in 7 days · Top 3 partially locked by Email Tracker by Mailtrack®, MailTracker: Email tracker for Gmail
What Developers Can Learn
Intelligence derived from tracked keywords across all Gmail Email Tracker sub-keywords
Most Congested
This space is dominated by Email Tracker by Mailtrack with 3M users — 30x the runner-up.
A concentration ratio of 0.87 and 21 active extensions mean the top 2 players hold most installs.
New entrants must either match Mailtrack's feature set or find a defensible niche.
Possible Openings
Email Tracking Gmail and Email Tracking In Gmail each pull 14K+ monthly searches with likely lower competition.
Mail Merge Gmail (8.8K) offers an adjacent angle that sidesteps the crowded tracking space entirely.
Positioning Patterns
The top 3 average 4.5 stars — users expect reliability.
Mailtrack uses the ® symbol to signal brand legitimacy; cloudHQ leads with enterprise credibility.
The #2 extension wins on rating (4.7) despite a 30x user gap, suggesting quality differentiation matters more than raw scale.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  Email Tracker by Mailtrack® | 3,000,000+ | ⭐ 4.4 | 7/7d | Gmail | — stable |
| 2 |  MailTracker: Email tracker for Gmail | 100,000+ | ⭐ 4.7 | 7/7d | Gmail | — stable |
| 3 |  Email Tracker by cloudHQ | 20,000+ | ⭐ 4.1 | 7/7d | Gmail | ↓ dropping |
| 4 |  Email Tracker + Pixelblock Detector & Blocker | 300,000+ | ⭐ 4.6 | 7/7d | Gmail | ↑ rising |
| 5 |  Unlimited Email Tracker by Snov.io | 100,000+ | ⭐ 4.9 | 7/7d | Gmail | ↓ dropping |
| 6 |  Streak Email Tracking for Gmail | 70,000+ | ⭐ 4.8 | 7/7d | Gmail | ↓ dropping |
| 7 |  Clik - Email Tracker for Gmail | 290 | ⭐ 4.1 | 7/7d | Gmail | ↑ rising |
| 8 |  Mail Seen - Unlimited Email Tracker for Gmail | 5,000+ | ⭐ 4.7 | 7/7d | Gmail | ↓ dropping |
| 9 |  Free Email Tracker for Gmail, by Canary Mail | 4,000+ | ⭐ 3.9 | 7/7d | Gmail | ↓ dropping |
| 10 |  Free Unlimited Email Tracker for Gmail, No Signature | TrackMailBox | 4,000+ | ⭐ 4.6 | 7/7d | Gmail | ↓ dropping |
Email Tracker by Mailtrack®
3,000,000+ · ⭐ 4.4 · 7/7d
MailTracker: Email tracker for Gmail
100,000+ · ⭐ 4.7 · 7/7d
Email Tracker by cloudHQ
20,000+ · ⭐ 4.1 · 7/7d
Email Tracker + Pixelblock Detector & Blocker
300,000+ · ⭐ 4.6 · 7/7d
Unlimited Email Tracker by Snov.io
100,000+ · ⭐ 4.9 · 7/7d
Streak Email Tracking for Gmail
70,000+ · ⭐ 4.8 · 7/7d
Clik - Email Tracker for Gmail
290 · ⭐ 4.1 · 7/7d
Mail Seen - Unlimited Email Tracker for Gmail
5,000+ · ⭐ 4.7 · 7/7d
Free Email Tracker for Gmail, by Canary Mail
4,000+ · ⭐ 3.9 · 7/7d
Free Unlimited Email Tracker for Gmail, No Signature | TrackMailBox
4,000+ · ⭐ 4.6 · 7/7d
Find one that fits what you need
This page ranks Gmail Email Tracker extensions by Chrome Web Store search data. If you just want to pick one, Extensionow compares extensions by the job you are trying to get done.
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Extension Ranker tracks your Chrome Web Store rank for any keyword week over week, and shows the gap between your listing and the top 10.
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7-day Top 10 movement snapshot (2026-07-14 to 2026-07-20)
✦ Entered Top 10 This Week
↓ Dropped Out of Top 10
Data Methodology
- Data source:
- Chrome Web Store search results
- Update frequency:
- Weekly
- Monthly Search Demand:
- Estimated demand indicator sourced from third-party keyword data. Not CWS-internal figures.