⚡ Spam Protection in Denmark

Anti-spam software is a variety of tools that protect websites from automated bots and malicious content.

Denmark is a Northern European country with a population of over 5.9 million people.

According to our statistics, spam protection software is used on 14% of websites from Denmark.

⭐ Most Popular in 2026

The following chart shows the top spam protection software in Denmark in 2026, based on market share.

The most popular is reCAPTCHA, which dominates the market with a substantial 56.8% share.
It is followed by Cloudflare Email Obfuscation with 24.4% and hCaptcha with 16.4%.

reCAPTCHA 56.8%
Cloudflare Email Obfuscation 24.4%
hCaptcha 16.4%
CleanTalk 4.6%
Cloudflare Turnstile 3.5%
Akismet 2.5%
Altcha 0.1%
Friendly Captcha 0.1%
GeeTest 0.03%
MTCaptcha 0.03%
Yidun Captcha 0.03%
BitNinja 0.03%

🚀 Highlights

Here is a list of the top software that is more popular in Denmark than worldwide.
Differences between global and country rankings are shown in parentheses.

4. CleanTalk ^(-2)
7. Altcha ^(-2)
9. GeeTest ^(-1)
10. MTCaptcha ^(-2)
11. Yidun Captcha ^(-3)
12. BitNinja ^(-1)

✨ Best Spam Protection Software

Below is a more detailed list of 12 spam protection software solutions used on sites from Denmark, ranked by their market share.

Rank	Name	Market share
1	reCAPTCHA Mountain View, California, United States A Google service that protects websites from spam, fraud, and automated abuse by distinguishing human users from bots. Free tier$8+/month	56.8%
2	Cloudflare Email Obfuscation San Francisco, California, United States Cloudflare Email Address Obfuscation hides email addresses on web pages from bots by encrypting them. Free$25+/month	24.4%
3	hCaptcha San Francisco, California, United States A security service for detecting and preventing human and automated abuse on websites and applications, often used as a drop-in alternative to reCAPTCHA. Free$99+/month	16.4%
4	CleanTalk Carson City, Nevada, United States A cloud-based anti-spam protection service that protects websites from spambots. $12+/year	4.6%
5	Cloudflare Turnstile San Francisco, California, United States A user-friendly CAPTCHA alternative that verifies human visitors without requiring them to solve interactive puzzles or identify objects. Free$$$	3.5%
6	Akismet San Francisco, California, United States A comment spam filtering service originally developed for WordPress that can also be integrated with other CMS and forums. Free$14.95/month	2.5%
7	Altcha Brno, Czech Republic An open-source, privacy-first, self-hosted captcha alternative that uses a proof-of-work mechanism to protect websites, APIs and online services from spam and unwanted content. FreeOpen source€24+/month	0.1%
8	Friendly Captcha Woerthsee, Germany A European captcha service that protects websites from bots and automated abuse while prioritizing user privacy, security, and accessibility. Free€9+/month	0.1%
9	GeeTest Wuhan, China A Chinese provider of CAPTCHA and bot management solutions. $$$	0.03%
10	MTCaptcha Mountain View, California, United States A GDPR and WCAG compliant enterprise captcha service. Free tier$29+/month	0.03%
11	Yidun Captcha Hangzhou, China A captcha service provided by the Chinese company NetEase.	0.03%
12	BitNinja Debrecen, Hungary A server security suite with a centralized dashboard containing an AI-powered Linux malware scanner, IP reputation, WAF, and spam detection. Free$5+/month	0.03%

👉 See Also

🌎 Spam Protection in other countries

Data is based on the analysis of 22,833 websites from Denmark.
Statistics were last calculated on February 12, 2026.
For details, see our methodology and disclaimer.