Websites using Altcha
Altcha is a spam and abuse protection solution for websites and apps, offering a privacy-friendly Captcha and other tools designed with GDPR compliance to provide strong security while safeguarding user privacy.
A free plan is available. Indicative pricing appears to be below US $100/mo. Learn more at altcha.org.
Wappalyzer tracks 64,000 websites using Altcha. Find top Altcha websites, and build a filtered list of companies using Altcha.
Top websites using Altcha
These are the most trafficked websites using Altcha.
| Hostname | Traffic | Tech spend | Country |
|---|---|---|---|
| coretaxdjp.pajak.go.id | Very high | Low | 🇮🇩 |
| whois.com | High | Very low | 🇺🇸 |
| app.calltrackingmetrics.com | High | Medium | 🇺🇸 |
| turbo.cr | Medium | Low | 🇨🇷 |
| opensource.org | Medium | Low | 🇺🇸 |
| forum.exploit.in | Medium | Low | 🇮🇳 |
| civilservicejobs.service.gov.uk | Medium | Low | 🇬🇧 |
| krunker.io | Medium | Low | 🇺🇸 |
| 1111.com.tw | Medium | Low | 🇹🇼 |
| mailinblack.com | Low | Very high | 🇫🇷 |
| portal.globalsys.app.br | Very low | Medium | 🇧🇷 |
| infomaniak.com | Medium | 🇨🇠| |
| swisstransfer.com | Medium | 🇨🇠| |
| glpi.ixcsoft.com.br | |||
| luciole.adico.fr | |||
| my.weezevent.com | |||
| helpcenter.snk.services | Very low | 🇺🇸 | |
| fortiguard.com | Medium | ||
| support.csirt.bj | |||
| hubtech.nstech.com.br | |||
| solicitudesdsit.uniandes.edu.co | Very low | ||
| helpdesk.eurofiber.cloud | Very low | 🇺🇦 | |
| gandi.net | Low | 🇫🇷 | |
| efe.cl | Medium | 🇨🇱 | |
| branddb.wipo.int | Low | 🇺🇸 |
Where is Altcha used?
A breakdown of countries and languages across the websites where Wappalyzer detects Altcha.
Countries
Languages
What kinds of companies use Altcha?
Top industries and company sizes across the websites where Wappalyzer detects Altcha.
Industries
Company sizes
Top alternatives to Altcha
The largest alternative technologies in the same category, ranked by detected websites.
| Technology | Websites |
|---|---|
| at least 5,000,000 | |
| 3,400,000 | |
| 420,000 | |
| 380,000 | |
| 270,000 | |
| 220,000 | |
| 150,000 | |
| 120,000 | |
| 110,000 | |
| 100,000 |
Find companies using Altcha
Find company and contact details among 64,000 Altcha websites, so you can turn research into outreach faster.
Get the full listStart with a list template
Choose a ready-made list to generate a filtered lead list, or build your own from scratch.
Companies in United States
Find Altcha companies located in United States.
Companies in United Kingdom
Find Altcha companies located in United Kingdom.
Companies with emails and phone numbers
Prioritize Altcha websites with both contact types available.
Top 5,000 websites by traffic
Start with the highest-traffic Altcha websites in the dataset.
Websites with a .com domain
Limit results to Altcha websites on .com domains.
5,000 low-traffic websites
Focus on lower-traffic Altcha websites for long-tail prospecting.