NF Captcha
NF Captcha adds Really Simple CAPTCHA element for human check.
Consider an alternative
NF Captcha shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 11 years ago, and scores 23/100 on our health check.
- Small user base (10+ active installs)
- Very few reviews so far
- No update in 10 years
- Only tested up to WordPress 4.4 (latest is 7.1)
How does it stack up?
Side-by-side on installs, updates, ratings & support
Daily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where NF Captcha stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| antispam | >100 |
| captcha | >100 |
| NF Captcha | #5 |
| ninja forms | >100 |
| Really Simple CAPTCHA | #85 |
Version adoption
Share of active sites per release.
About NF Captcha
From the official readme · v1.0Description
NF Captcha adds really simple captcha elements to the Elements’ block. It also includes labels and custom classes for the element to allow for more styling. It ist a good alternative, if you don’t want use reCAPTCHA or Anti-Spam-Question.
This plugin requires the Ninja Forms and Really Simple CAPTCHA plugin.
Installation
- Upload ‘nf-captcha.php’ to the ‘/wp-content/plugins/” directory
- Activate the plugin through the ‘Plugins’ menu in WordPress
Screenshots
For developers
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Best NF Captcha alternatives
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FAQ
NF Captcha: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 5, 2026
Is NF Captcha free?
Yes. NF Captcha is free to download and use from the official WordPress.org plugin directory.
Is NF Captcha safe to use in 2026?
NF Captcha shows warning signs in 2026 — compare the alternatives below before installing. It runs on 10+ sites and was last updated 11 years ago, and scores 23/100 on our health check.
How many websites use NF Captcha?
NF Captcha is active on 10+ WordPress websites and has been downloaded 1,833 times since it launched in February 2016. It was downloaded 68 times in the last 30 days.
Does NF Captcha work with WordPress 7.1?
NF Captcha is officially tested up to WordPress 4.4.34, while the latest release is 7.1.2. It may still work, but try it on a staging site first.
When was NF Captcha last updated?
The latest version, 1.0, was released on February 4, 2016 (11 years ago).
Who makes NF Captcha?
NF Captcha is developed and maintained by macnetic-labs.
What are the best alternatives to NF Captcha?
The most popular alternatives to NF Captcha are Akismet Anti-spam: Spam Pro… (5M+ installs), Antispam Bee (700K+ installs) and reCaptcha by BestWebSoft (100K+ installs).
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