WordPress plugin comparison
Formidable Forms vs Formstack Online Forms
At a glance
- Formidable Forms has more active installs: 300K+, against 1K+ for Formstack Online Forms.
- On a typical day, Formidable Forms is downloaded about 2,800 times, Formstack Online Forms about 18.
- Formidable Forms is rated higher: 4.8 out of 5 from 1,389 reviews, against 2.5 from 8 reviews.
- Formidable Forms was updated more recently: Oct 16, 2026, against Apr 12, 2019 for Formstack Online Forms.
- Formidable Forms is tested with a newer WordPress: 7.1.4, against 5.1.28 for Formstack Online Forms.
- Formidable Forms has been around longer: since 2009, against 2010 for Formstack Online Forms.
Line by line
Formidable Forms leads on 7 of 7 comparable lines.
| Metric |  Formidable Forms |  Formstack Online Forms |
|---|---|---|
| Popular rank | #176 | #5,865 |
| Active installs | 300K+ | 1K+ |
| Downloads, last 30 days | 219.1K | 574 |
| Rating | 4.8(1.4K) | 2.5(8) |
| Support threads resolved | 50% | – |
| Tested up to | 7.1.4 | 5.1.28 |
| Search multiplier | ×1.56 | ×0.00 |
| Last release | 23 days ago | 7 years ago |
| Requires PHP | 7.0 | – |
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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