⚡ Spam Protection in Indonesia

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

Indonesia is a Southeast Asian country with a population of over 279 million people.

According to our statistics, spam protection software is used on 13.6% of websites from Indonesia.

Statistics based on 41K+ analyzed websites. About this data

⭐ Most Popular in 2026

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

The most popular is Cloudflare Email Obfuscation with an impressive share of 52.5%, followed by reCAPTCHA with 35% and hCaptcha with 14.3%.

Cloudflare Email Obfuscation 52.5%
reCAPTCHA 35%
hCaptcha 14.3%
Cloudflare Turnstile 8.3%
Akismet 1.4%
CleanTalk 0.8%
Altcha 0.2%
Tencent Captcha 0.04%
BitNinja 0.04%
GeeTest 0.02%
Friendly Captcha 0.02%
Yandex SmartCaptcha 0.02%

🚀 Highlights

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

1. Cloudflare Email Obfuscation ^(-1)
7. Altcha ^(-2)
8. Tencent Captcha ^(-3)
9. BitNinja ^(-5)

✨ Best Spam Protection Software

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

Rank	Name	Market share
1	Cloudflare Email Obfuscation San Francisco, California, United States A Cloudflare Scrape Shield security feature that encrypts email addresses in HTML to hide them from harvesting bots and keep them visible and clickable for human visitors. Free$25+/month	52.5%
2	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	35%
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	14.3%
4	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$$$	8.3%
5	Akismet San Francisco, California, United States A comment spam filtering service originally developed for WordPress that can also be integrated with other CMS and forums. Free$14.95/month	1.4%
6	CleanTalk Carson City, Nevada, United States A cloud-based anti-spam service that protects websites from automated spam in online forms, comments, and registrations. $12+/year	0.8%
7	Altcha Brno, Czechia An open-source, privacy-first, self-hosted captcha alternative that uses a proof-of-work mechanism to protect websites, APIs, and online services from spam and unwanted content. FreeOpen source€99+/month	0.2%
8	Tencent Captcha Shenzhen, China Provides web and app developers with comprehensive human verification services through slider CAPTCHAs. Free tier$0.005+	0.04%
9	BitNinja Debrecen, Hungary A server security suite with a centralized dashboard containing an AI-powered Linux malware scanner, IP reputation, WAF, and spam detection. Free$5+/month	0.04%
10	GeeTest Wuhan, China A Chinese bot management and CAPTCHA platform that uses behavioral analysis, machine learning, and device fingerprinting to distinguish human users from automated traffic. $$$	0.02%
11	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	0.02%
12	Yandex SmartCaptcha Moscow, Russia A captcha and bot protection service from the Russian technology company Yandex. Free tier$0.80	0.02%

👉 See Also

🌎 Spam Protection in other countries

🗃️ About This Data

We evaluate the popularity of technologies based on the number of websites where we detect their usage.
Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
This report is based on the analysis of 41,399 websites from Indonesia.
We currently track the presence of 18 spam protection software solutions across the web.
Of these, 12 were detected on websites from Indonesia.
Statistics were last calculated on November 12, 2026.
For more details, see our methodology and disclaimer.