Top Chrome Extensions for Email Tracking Gmail
Email Tracking Gmail Chrome extensions — 15K monthly searches · Rankings shifted 28× in 7 days · Top 3 locked — dominated by incumbents
What Developers Can Learn
Intelligence derived from tracked keywords across all Email Tracking Gmail sub-keywords
Most Congested
The market is dominated by a single player: Mailtrack holds 3 million users while the next two competitors combined reach only 170K.
With a concentration ratio of 0.879, the top three extensions control most of the user base.
An average top-5 rating of 4.5 signals users expect polished products, and breaking in requires either massive marketing spend or a radically differentiated feature set.
Possible Openings
Lower-volume sibling keywords like Gmail Email Tracker (14.3K), Email Tracking In Gmail (14.1K), and Mail Merge Gmail (8.8K) offer adjacent angles with less direct competition.
Gmail Dark Mode (11.3K) represents a completely different use case within the Gmail category, potentially combinable with tracking features.
Positioning Patterns
All top-3 extensions include Gmail in their name, and two explicitly use the word 'tracker' in their title.
Streak achieves the highest rating (4.8) among the leaders, suggesting that professional-grade features and reliability drive premium ratings.
The gap between Mailtrack's 3M users and Streak's 70K users indicates that brand recognition and first-mover advantage outweigh even strong ratings.
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 |  Streak Email Tracking for Gmail | 70,000+ | ⭐ 4.8 | 7/7d | Gmail | — stable |
| 4 |  Email Tracker + Pixelblock Detector & Blocker | 300,000+ | ⭐ 4.6 | 7/7d | Gmail | ↓ dropping |
| 5 |  Email Tracker by cloudHQ | 20,000+ | ⭐ 4.1 | 7/7d | Gmail | ↑ rising |
| 6 |  Unlimited Email Tracker by Snov.io | 100,000+ | ⭐ 4.9 | 7/7d | Gmail | ↑ rising |
| 7 |  Clik - Email Tracker for Gmail | 282 | ⭐ 4.1 | 7/7d | Gmail | — stable |
| 8 |  Email Tracker For Gmail - MailerPlex | 3,000+ | ⭐ 4.2 | 7/7d | Gmail | — stable |
| 9 |  Email Tracker, Email Tracking w/ AI - Mailtag | 10,000+ | ⭐ 3.9 | 7/7d | Gmail | ↓ dropping |
| 10 |  Mail Seen - Unlimited Email Tracker for Gmail | 5,000+ | ⭐ 4.7 | 7/7d | Gmail | ↑ rising |
Email Tracker by Mailtrack®
3,000,000+ · ⭐ 4.4 · 7/7d
MailTracker: Email tracker for Gmail
100,000+ · ⭐ 4.7 · 7/7d
Streak Email Tracking for Gmail
70,000+ · ⭐ 4.8 · 7/7d
Email Tracker + Pixelblock Detector & Blocker
300,000+ · ⭐ 4.6 · 7/7d
Email Tracker by cloudHQ
20,000+ · ⭐ 4.1 · 7/7d
Unlimited Email Tracker by Snov.io
100,000+ · ⭐ 4.9 · 7/7d
Clik - Email Tracker for Gmail
282 · ⭐ 4.1 · 7/7d
Email Tracker For Gmail - MailerPlex
3,000+ · ⭐ 4.2 · 7/7d
Email Tracker, Email Tracking w/ AI - Mailtag
10,000+ · ⭐ 3.9 · 7/7d
Mail Seen - Unlimited Email Tracker for Gmail
5,000+ · ⭐ 4.7 · 7/7d
Ranking Volatility - Top 10 Ranks
7-day Top 10 movement snapshot (2026-03-31 to 2026-04-06)
✦ 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.
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