WordPress plugin comparison
Formstack Online Forms vs Ninja Forms
At a glance
- Ninja Forms has more active installs: 500K+, against 1K+ for Formstack Online Forms.
- On a typical day, Ninja Forms is downloaded about 13,741 times, Formstack Online Forms about 18.
- Ninja Forms is rated higher: 4.4 out of 5 from 1,398 reviews, against 2.5 from 8 reviews.
- Ninja Forms was updated more recently: Nov 2, 2026, against Apr 12, 2019 for Formstack Online Forms.
- Ninja Forms is tested with a newer WordPress: 7.1.4, against 5.1.28 for Formstack Online Forms.
- Formstack Online Forms has been around longer: since 2010, against 2011 for Ninja Forms.
Line by line
Ninja Forms leads on 7 of 7 comparable lines.
| Metric |  Formstack Online Forms |  Ninja Forms |
|---|---|---|
| Popular rank | #5,866 | #114 |
| Active installs | 1K+ | 500K+ |
| Downloads, last 30 days | 577 | 851.4K |
| Rating | 2.5(8) | 4.4(1.4K) |
| Support threads resolved | – | 55% |
| Tested up to | 5.1.28 | 7.1.4 |
| Search multiplier | ×0.00 | ×2.56 |
| Last release | 7 years ago | 6 days ago |
| Requires PHP | – | 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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