Top Chrome Extensions for Gmail Auto Reply
Gmail Auto Reply Chrome extensions — 4K monthly searches · Rankings shifted 32× in 7 days · Top 3 locked — dominated by incumbents
What Developers Can Learn
Intelligence derived from tracked keywords across all Gmail Auto Reply sub-keywords
Most Congested
With a 0.071 concentration ratio labeled 'open' and only 21 active extensions, the Gmail Auto Reply space has low market saturation.
The top extension (Auto Follow Up by cloudHQ) dominates with 9000 users and a 4.9 rating, but other top players sit at just 3.6-3.9 stars with under 3000 users each, suggesting a wide quality gap for new entrants to exploit.
Possible Openings
Related searches like 'Gmail Dark Mode' (11300 volume) and 'Email Tracking In Gmail' (14100 volume) represent adjacent user needs.
These keywords focus on Gmail productivity enhancements rather than auto-reply specifically, offering lower competition paths to capture overlapping audiences seeking inbox automation.
Positioning Patterns
The top 3 extensions average a 4.1 rating, with the clear leader (Auto Follow Up) commanding a 4.9 score through focused functionality.
'Auto Gmail - ChatGPT AI' leverages AI branding at 3.9 stars, while the lower-rated 'Gmail Auto Pop Out Reply Forward Show CC BCC' attempts breadth but underperforms at 3.6.
Top extensions combine specific use cases with either AI differentiation or proven reliability.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  Gmail Auto Pop Out Reply Forward Show CC BCC | 3,000+ | ⭐ 3.6 | 7/7d | Gmail | — stable |
| 2 |  Auto Gmail - ChatGPT AI for email inbox | 1,000+ | ⭐ 3.9 | 7/7d | Gmail | — stable |
| 3 |  Auto Follow Up for Gmail™ by cloudHQ | 9,000+ | ⭐ 4.9 | 7/7d | Gmail | — stable |
| 4 |  Gmelius: Shared Inboxes & AI Email Assistants for Gmail | 50,000+ | ⭐ 4.6 | 7/7d | Gmail | — stable |
| 5 |  ChatGPT for Gmail by cloudHQ | 30,000+ | ⭐ 4.4 | 7/7d | Gmail | — stable |
| 6 |  Auto BCC for Gmail™ | 40,000+ | ⭐ 3.5 | 7/7d | Gmail | ↑ rising |
| 7 |  Bulk Email Reply by cloudHQ | 1,000+ | ⭐ 5 | 7/7d | Gmail | ↓ dropping |
| 8 |  AI Auto Reply | 19 | ⭐ 0 | 7/7d | Gmail | ↑ rising |
| 9 |  Gmail AI Email Assistant - Mailmeteor | 50,000+ | ⭐ 4.7 | 7/7d | Gmail | ↑ rising |
| 10 |  Craigslist Auto Reply | 17 | ⭐ 0 | 7/7d | Gmail | — stable |
Gmail Auto Pop Out Reply Forward Show CC BCC
3,000+ · ⭐ 3.6 · 7/7d
Auto Gmail - ChatGPT AI for email inbox
1,000+ · ⭐ 3.9 · 7/7d
Auto Follow Up for Gmail™ by cloudHQ
9,000+ · ⭐ 4.9 · 7/7d
Gmelius: Shared Inboxes & AI Email Assistants for Gmail
50,000+ · ⭐ 4.6 · 7/7d
ChatGPT for Gmail by cloudHQ
30,000+ · ⭐ 4.4 · 7/7d
Auto BCC for Gmail™
40,000+ · ⭐ 3.5 · 7/7d
Bulk Email Reply by cloudHQ
1,000+ · ⭐ 5 · 7/7d
AI Auto Reply
19 · ⭐ 0 · 7/7d
Gmail AI Email Assistant - Mailmeteor
50,000+ · ⭐ 4.7 · 7/7d
Craigslist Auto Reply
17 · ⭐ 0 · 7/7d
Ranking Volatility - Top 10 Ranks
7-day Top 10 movement snapshot (2026-05-12 to 2026-05-18)
✦ 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.
Is your extension visible
in Gmail Auto Reply extension market?
Track your extension's ranking for any Gmail Auto Reply keyword, monitor weekly changes, and find the exact gaps between you and the top 10.