
UserTesting.com
Maze
Hotjar
Userbrain
Smartlook
Optimal Workshop
Lyssna
Online user testing and usability platform

Helicone AI
LangSmith
LangChain
PromptLayer
Portkey
Braintrust.dev
Openlayer
Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.

Which is more popular?
Based on our record, Langfuse seems to be a lot more popular than UXtweak. While we know about 32 links to Langfuse, we've tracked only 2 mentions of UXtweak.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | uxtweak.com | langfuse.com |
| Pricing | ||
| Company | Startup from Slovakia · 10 - 19 employees · 2019 | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


Powerful research tools for improving usability of web sites and apps, from prototypes to production. Built for usability testing, information architecture research, and user behavior analytics at any stage of the development cycle. Easy implementation with GTM, GDPR and CCPA compliant. And most...
Langfuse is an open-source LLM engineering platform designed to empower developers by providing insights into user interactions with their LLM applications. We offer tools that help developers understand usage patterns, diagnose issues, and improve application performance based on real user data....
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


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


👀 Looking to Switch to UXtweak but Locked into Maze subscription? If you’re currently subscribed to Maze but want to explore what UXtweak has to offer, we have a special deal for you! We will provide free access to...
Both UXtweak and Optimal Workshop offer heatmaps, however, they are slightly different. UXtweak offers you pretty complex heatmaps with the visualization of mouse movements, mouse clicks, and taps. UXtweak also offers...
You may also choose between a pro plan for only 70€ per month or a custom plan tailored to your specific requirements. UXtweak is one of the most cost-effective usability testing tools available, according to these...
Ten free AI prompt tools in 2026 across four categories: prompt generators (SurePrompts, Anthropic Console, OpenAI Playground), libraries (AIPRM, PromptHero, FlowGPT, Awesome ChatGPT Prompts), open-source workflow...
Recommendations tracked on public social media and blogs since March 2021.


I am looking for volunteers to navigate a website for a fashion brand and answer 4 quick questions at the end. The process is fast and is done through UXtweak.com and can be done anonymously. This is for a school project. Source: over 3 years ago
Have been using UXtweak for some of my latest projects on Figma and I’m very much satisfied. They have some great features and it’s easy to upload your designs too! But most importantly it's free, recommend checking them out uxtweak.com. Source: almost 5 years ago
Langfuse is the other serious option in this category if you also want observability, evals and traces bundled with prompt management. Different scope, more setup, worth comparing honestly. - Source: dev.to / 16 days ago
Langfuse with Microsoft.Extensions.AI has an appealing story: update prompts without redeploying. A prompt fetches its config blob—model, tokens, temperature—which the code passes straight to the LLM. - Source: dev.to / 19 days ago
Langfuse is not a replacement for OpenTelemetry; it is a specialization layer built on top of it. Langfuse was engineered specifically for the unique telemetry needs of LLM applications. It acts as the semantic layer that OTel lacks. - Source: dev.to / 24 days ago
When comparing UXtweak and Langfuse, you can also consider the following products.

Usability testing has never been easier. Get videos of real people speaking their thoughts as they use websites, mobile apps, prototypes and more!
Compare UserTesting.com to UXtweak or Langfuse:

Open-source LLM Observability for Developers
Compare Helicone AI to UXtweak or Langfuse:


Build and deploy LLM applications with confidence
Compare LangSmith to UXtweak or Langfuse:

The #1 Leader in Heatmaps, Recordings, Surveys & More. Sign up for a 15-day free trial and start learning from real user behavior today!
Compare Hotjar to UXtweak or Langfuse:

Framework for building applications with LLMs through composability
Compare LangChain to UXtweak or Langfuse: