ALTCHA

ALTCHA

BAU Software s.r.o.
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About

ALTCHA is a modern security and privacy-focused platform built to defend web services from bots and abuse — without compromising the user experience. At the heart of its ecosystem is ALTCHA Sentinel, a next-generation threat detection and mitigation system designed to protect websites, APIs, and applications from automated attacks, spam, and other forms of abuse. ALTCHA Sentinel stands out by combining adaptive machine learning, behavioral analysis, and smart verification techniques. It doesn’t rely on intrusive CAPTCHAs or outdated blocking tactics; instead, it works invisibly behind the scenes, analyzing traffic patterns in real time to identify and stop threats before they cause harm. Sentinel protects critical entry points like sign-up forms, login pages, and comment sections — all while keeping the experience seamless for real users.

About

TrustCaptcha protects your website from bots and spam—without any user interaction. Unlike traditional CAPTCHAs that rely on image puzzles and clicks, TrustCaptcha works invisibly in the background. It activates as users type, completing before they hit submit—reducing bounce rates and improving conversions. Behind the scenes, a smart trust scoring system evaluates each request, while a lightweight proof-of-work mechanism makes spam attacks costly for bots but unnoticeable for real users. This combination blocks abuse without disrupting the user experience. Fully GDPR-compliant and customizable, TrustCaptcha lets you adjust language, design, and visibility—even run it completely hidden. Integration is fast with clear documentation and support for major frameworks. Choose between fixed pricing or pay-per-use, so you only pay for what you need. TrustCaptcha delivers secure, seamless protection that boosts performance—not friction.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Website owners and operators, small and large enterprises

Audience

Companies that want a CAPTCHA solution without impacting user experience.

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

0
Free, with paid plans available.
Free Version
Free Trial

Pricing

€8/month
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

BAU Software s.r.o.
Founded: 2023
Czechia
altcha.org

Company Information

TrustCaptcha
Founded: 2023
Germany
www.trustcomponent.com/en/products/captcha

Alternatives

Alternatives

hCaptcha

hCaptcha

Intuition Machines
Turnstile

Turnstile

Cloudflare
hCaptcha

hCaptcha

Intuition Machines

Categories

Categories

Integrations

Angular
WordPress
Apache Groovy
Apple iOS
Craft CMS
Java
JavaScript
Joomla!
Kotlin
Laravel
Magento
Next.js
Node.js
Nuxt
Python
React
Rust
Scala
Svelte
Webflow

Integrations

Angular
WordPress
Apache Groovy
Apple iOS
Craft CMS
Java
JavaScript
Joomla!
Kotlin
Laravel
Magento
Next.js
Node.js
Nuxt
Python
React
Rust
Scala
Svelte
Webflow
Claim ALTCHA and update features and information
Claim ALTCHA and update features and information
Claim TrustCaptcha and update features and information
Claim TrustCaptcha and update features and information