
Intercom
Crisp Chat
Tidio
LiveChat
Zendesk
Freshdesk
LiveAgent
tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page

NULLSQUARE
PromptGuard
Block AI on every device. Nullgen’s free browser extension stops AI prompts; the iOS, Android, Mac, and Windows apps block known AI apps and sites. For families, schools, and IT.

Which is more popular?
Based on our record, tawk.to seems to be more popular. It has been mentioned 47 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | tawk.to | nullgen.ai |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States | Startup from the United States · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of tawk.to yet.
Nullgen is an endpoint security and content-filtering solution designed for enterprise IT, security teams, and educational institutions to eliminate generative AI shadow IT. It prevents users from submitting proprietary code, confidential business data, or sensitive student records into...
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Small to medium-sized businesses, startups, and entrepreneurs looking for a budget-friendly chat solution to engage with website visitors in real-time and improve their customer support experience.
No analysis of Nullgen yet.
Walkthroughs and reviews on video.
Tawk.to review — unbelievably rich live chat software for free
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using tawk.to and Nullgen. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Tawk.to is a great solution for startups and small businesses. It’s a free live chat software that allows businesses to communicate with website visitors in real time, enhancing customer support and engagement. It...
Are you still searching for Tawk.to free alternatives? Can an alternative to Tawk.to overcome the challenges? Are Tawk.to alternatives free as well?
Crisp is a multichannel customer support platform. It’s a powerful Tawk.to alternative that is feature-rich and offers a great user experience. The platform includes live chat software and chatbots. But it also offers...
We have no reviews of Nullgen yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


I've tried tawk.to and created separate agent profiles for each dealer but I cannot find how to restrict access only to their listings so not everyone can join the others live chat as it happens atm. Has anyone tried something like... Source: over 3 years ago
Also, if possible, find their IP from tawk.to and block it in your firewall, or ask your hosting provider to block it. Source: over 3 years ago
I've used tawk.to in the past, but I wondered what else is out there / what others use and recommend. Source: over 3 years ago
Tracking Nullgen since Sep 2026.
When comparing tawk.to and Nullgen, you can also consider the following products.

Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
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Continuous AI security testing for apps, APIs, cloud, and private environments — review findings, reports, and live agent activity in one place.
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Tidio is an AI customer support software suite. It merges help desk, live chat, chatbot, and AI agent features into one seamless platform. With Lyro, the customer service AI agent, businesses can resolve up to 67% of all tickets automatically.
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LiveChat - premium live chat software. Approach customers directly on the website, make connections and drive more sales using LiveChat.
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