Top Chrome Extensions for Secure Email Encryption
Secure Email Encryption Chrome extensions — 760 monthly searches · Rankings shifted 41× in 7 days · Top 3 partially locked by SendSafely Encryption for Chrome and Gmail, Mailvelope - Secure your email with PGP
What Developers Can Learn
Intelligence derived from tracked keywords across all Secure Email Encryption sub-keywords
Most Congested
The 'open' market (0.16 concentration) still features Mailvelope with 100K users, setting a high bar for reach.
However, niche players like SendSafely (40K) and SealSend (8K) demonstrate that differentiated positioning with 4.9-5.0 ratings can capture meaningful share despite lower install bases.
Possible Openings
Adjacent terms like 'Email Tracking' (30K searches) and 'Verify Email Addresses' (9.6K) offer lower competition with established demand.
These directions serve complementary needs around email workflow optimization rather than security-only positioning.
Positioning Patterns
Top performers combine security focus with ease-of-use messaging ('Made Simple', 'Secure').
Ratings are critical (4.4-5.0 across top 3), with Mailvelope's PGP-specific approach and 100K installs showing the value of technical credibility despite a slightly lower rating.
Top Extensions Leaderboard
7-day ranking snapshot and appearances in Top 10
| # | Extension | Users | Rating | Appearances | Category | Momentum |
|---|---|---|---|---|---|---|
| 1 |  SendSafely Encryption for Chrome and Gmail | 40,000+ | ⭐ 4.9 | 7/7d | — stable | |
| 2 |  SealSend - Secure Email Encryption Made Simple | 8,000+ | ⭐ 5 | 7/7d | ↓ dropping | |
| 3 |  Mailvelope - Secure your email with PGP | 100,000+ | ⭐ 4.4 | 7/7d | ↑ rising | |
| 4 |  XQ Secure Gmail | 707 | ⭐ 4.4 | 7/7d | ↑ rising | |
| 5 |  Virtru Email Protection | 700,000+ | ⭐ 3.9 | 7/7d | ↑ rising | |
| 6 |  FlowCrypt: Encrypt Gmail with PGP | 70,000+ | ⭐ 4.7 | 7/7d | ↑ rising | |
| 7 |  Lockmagic Gmail Encryption | 1,000+ | ⭐ 4.5 | 7/7d | — stable | |
| 8 |  Trustifi | 5,000+ | ⭐ 5 | 7/7d | — stable | |
| 9 |  PassLok for Email | 403 | ⭐ 5 | 7/7d | — stable | |
| 10 |  BMail | 20 | ⭐ 5 | 7/7d | ↑ rising |
SendSafely Encryption for Chrome and Gmail
40,000+ · ⭐ 4.9 · 7/7d
SealSend - Secure Email Encryption Made Simple
8,000+ · ⭐ 5 · 7/7d
Mailvelope - Secure your email with PGP
100,000+ · ⭐ 4.4 · 7/7d
XQ Secure Gmail
707 · ⭐ 4.4 · 7/7d
Virtru Email Protection
700,000+ · ⭐ 3.9 · 7/7d
FlowCrypt: Encrypt Gmail with PGP
70,000+ · ⭐ 4.7 · 7/7d
Lockmagic Gmail Encryption
1,000+ · ⭐ 4.5 · 7/7d
Trustifi
5,000+ · ⭐ 5 · 7/7d
PassLok for Email
403 · ⭐ 5 · 7/7d
BMail
20 · ⭐ 5 · 7/7d
Ranking Volatility - Top 10 Ranks
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.