WordPress plugin comparison
Deliverability vs Solid Mail
At a glance
- Solid Mail has more active installs: 60K+, against 700+ for Deliverability.
- On a typical day, Solid Mail is downloaded about 189 times, Deliverability about 7.
- Both are rated 4.2 out of 5.
- Solid Mail was updated more recently: May 12, 2026, against Sep 15, 2025 for Deliverability.
- Solid Mail is tested with a newer WordPress: 6.9.11, against 6.6.11 for Deliverability.
- Solid Mail has been around longer: since 2012, against 2022 for Deliverability.
Line by line
Solid Mail leads on 6 of 6 comparable lines.
| Metric |  Deliverability |  Solid Mail |
|---|---|---|
| Popular rank | #7,884 | #671 |
| Active installs | 700+ | 60K+ |
| Downloads, last 30 days | 128 | 5.3K |
| Rating | 4.2(15) | 4.2(52) |
| Support threads resolved | – | 0% |
| Tested up to | 6.6.11 | 6.9.11 |
| Search multiplier | ×0.21 | ×0.87 |
| Last release | 1 year ago | 6 months ago |
| Requires PHP | 7.4 | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
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