
Waitlister.me
LaunchList
FastWaitlist
Viral Loops
Waitlisted
FreeWaitlists
waitlist.email
Quick and easy waitlist with built in referral.

reCAPTCHA
hCaptcha
Cloudflare Turnstile
Akismet
Private Captcha
mosparo
Cap Captcha
ALTCHA is a free CAPTCHA alternative that uses a proof-of-work mechanism to protect your website, and online services from spam.

Which is more popular?
Based on our record, Waitlist API should be more popular than ALTCHA. It has been mentioned 9 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | getwaitlist.com | altcha.org |
| Pricing | ||
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Waitlist API yet.
ALTCHA uses a proof-of-work mechanism to protect your website, APIs, and online services from spam and unwanted content. Unlike other solutions, ALTCHA is free, open-source and self-hosted, without external services, does not use cookies nor fingerprinting, does not track users, and is fully...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
Integrate Waitabit with Wix - Waitlist API
No ALTCHA videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Waitlist API and ALTCHA.
ALTCHA's answer:
What makes ALTCHA unique is that it is free, open-source and self-hosted, without external services, does not use cookies nor fingerprinting, does not track users, and is fully compliant with GDPR. Unlike other captcha solutions, ALTCHA does not require users to solve puzzles or captchas and uses a proof-of-work mechanism instead.
ALTCHA's answer:
Here are some key reasons why a person should choose ALTCHA over its competitors:
So in summary, ALTCHA's privacy compliance, open design, accessibility, machine compatibility and modern approach give it clear advantages over competing captcha solutions.
ALTCHA's answer:
JavaScript and Svelte.
ALTCHA's answer:
Our primary audience for ALTCHA Forms includes enterprises, medium and small businesses, non-profits, and individuals who need a reliable, secure, and compliant solution for data collection and management. Whether you're a large corporation dealing with extensive regulatory requirements, a small business looking to protect customer and employee data, a non-profit organization managing sensitive information, or an individual seeking robust data security, ALTCHA Forms provides the tools and features necessary to meet your needs. With a focus on compliance, user-friendly design, and advanced security measures, our platform is tailored to support diverse users in navigating complex regulatory landscapes and ensuring data protection.
Share your experience with using Waitlist API and ALTCHA. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


After that, we need to connect the landing page to a waitlist, in this case we will be using Waitlist. - Source: dev.to / almost 2 years ago
Ah got it I will check for getwaitlist.com Thanks! Source: over 3 years ago
Hi, our original sign ups that were on getwaitlist.com, received over 200k+ sign ups before it was deleted. Our Substack was deleted without any prior notification and it has been extremely difficult trying to import even a small portion... Source: over 3 years ago
ALTCHA won on the boring things. It is open source, self-hosted and collects nothing, and it ships official libraries in both Go and PHP, the two languages our two layers already speak. So the same protocol runs twice on every store, by... - Source: dev.to / about 1 month ago
The captcha on orkestr is Altcha. Self-hosted, no third-party JS, no Google, no behavioral tracking. Users don't see a puzzle. There's a single checkbox and a quiet "verifying..." while the browser does some math. About a second, total. - Source: dev.to / 6 months ago
Here's how PoW works for form protection (using the ALTCHA wire format):. - Source: dev.to / 7 months ago
When comparing Waitlist API and ALTCHA, you can also consider the following products.

A waitlist helps you validate your product idea and build hype — Waitlister helps you create an effective waitlist.
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reCAPTCHA is a free security service that protects your websites from spam and abuse.
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Build a viral waitlist of early users before you launch.
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Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.
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Create a stunning waitlist page in seconds.
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Cloudflare's service for any company to replace CAPTCHAs and deliver a better experience to web visitors.
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