phpformmailer Alternatives

Apps similar to phpformmailer include Cap Captcha, which is free and open source. Other options are reCAPTCHA, PrivateStater, IronWall and hCaptcha. You can choose from more than 10 Anti-Spam Tools like phpformmailer for the web, self-hosting and Linux.

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phpformmailer alternatives page was last updated Sep 11, 2026

Cap Captcha
28 likes
Lightweight, modern open-source CAPTCHA alternative designed using SHA-256 proof-of-work and JS instrumentation
Cost / License
Free
Open Source
Application type
Anti-Spam
Origin
Portugal
EU
Platforms
Self-Hosted
Docker
Portugal
EU
P
Good alternative?Is Cap Captcha a good alternative to phpformmailer?
reCAPTCHA
127 likes
reCAPTCHA is a free service that protects your site from spam and abuse, using risk analysis techniques to tell humans and bots apart.
35 reCAPTCHA alternatives
Cost / License
Freemium
Proprietary
Application type
Anti-Spam
Origin
United States
Platforms
Online
United States
P
Good alternative?Is reCAPTCHA a good alternative to phpformmailer?

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1comment
reCAPTCHA vs phpformmailer Comments
Negative comment by Guest · Oct 11, 2016
They do completely different things.
1 of 1 comments
R
reCAPTCHA is Freemium and Proprietaryphpformmailer is Free and Proprietary
PrivateStater
1 like
Analytics, Captcha, Feedback widget in one script.
Cost / License
Freemium
Proprietary
Origin
South Korea
Platforms
Online
Software as a Service (SaaS)
South Korea
+4
P
Good alternative?Is PrivateStater a good alternative to phpformmailer?
IronWall
1 like
IronWall is a Proof-of-Work (PoW) rate-limiting protocol designed to protect high-value API endpoints (AI generation, Auth, SMS triggers) from automated abuse.
Cost / License
Freemium
Open Source (MIT)
Application type
Anti-Spam
Platforms
Online
Software as a Service (SaaS)
+2
P
Good alternative?Is IronWall a good alternative to phpformmailer?
hCaptcha
12 likes
hCaptcha is designed to solve the most labor intensive problem in machine learning: labeling massive amounts of data in a timely, affordable, and reliable way.
Cost / License
Freemium
Proprietary
Application type
Anti-Spam
Origin
United States
Platforms
Online
United States
P
Good alternative?Is hCaptcha a good alternative to phpformmailer?
mCaptcha
4 likes
A no-nonsense CAPTCHA system with seamless UX | Backend component.
Cost / License
Free
Open Source (AGPL-3.0)
Application type
Anti-Spam
Origin
India
Platforms
Online
Self-Hosted
Software as a Service (SaaS)
India
P
Good alternative?Is mCaptcha a good alternative to phpformmailer?
PHPMailer
4 likes
PHPMailer is a code library to send(transport) emails safely and easily via PHP code from a web server (MUA to the MSA server).
Cost / License
Free
Open Source
Platforms
Linux
Self-Hosted
PHP
P
Good alternative?Is PHPMailer a good alternative to phpformmailer?
Sblam!
3 likes
Open-source implementation of server-side spam filtering of blog comments and forum posts.
Cost / License
Free
Proprietary
Application type
Anti-Spam
Origin
Poland
EU
Platforms
Linux
Online
P
Good alternative?Is Sblam! a good alternative to phpformmailer?
Menta CAPTCHA
Like
Privacy-first, self-hosted CAPTCHA for the modern web. No Google. No telemetry. No visual puzzles. Protect your software from bots without handing over your users' data to a third party.
Cost / License
Freemium
Open Source (AGPL-3.0)
Application type
Anti-Spam
Origin
Mexico
Platforms
Online
Self-Hosted
Software as a Service (SaaS)
Python
Mexico
P
Good alternative?Is Menta CAPTCHA a good alternative to phpformmailer?
CodeCaptcha
Like
Hide your web link behind a mini-coding challenge.
Cost / License
Free
Proprietary
Origin
Pakistan
Platforms
Online
Pakistan
P
Good alternative?Is CodeCaptcha a good alternative to phpformmailer?
NoBot CAPTCHA API
Like
NoBot CAPTCHA API is a developer-friendly alternative to Google reCAPTCHA that helps prevent automated bot traffic without compromising user privacy.
Cost / License
Freemium
Proprietary
Application type
Anti-Spam
Platforms
Online
Software as a Service (SaaS)
+1
P
Good alternative?Is NoBot CAPTCHA API a good alternative to phpformmailer?
EU Captcha
Like
Multilingual captcha developed by and for EU countries.
Cost / License
Free
Open Source
Platforms
Self-Hosted
P
Good alternative?Is EU Captcha a good alternative to phpformmailer?