In-depth interview 
analysis
Transcripts
Emotional Cues
Deeper, more empathetic insights
Emotional Intelligence AI
Transcript Analysis Workspace
AI Chat Assistant
Insight Generation
User Personas
Numbers Speak Louder
37+
Emotions detected in real-time
Advanced facial expression analysis powered by neuroscience—trained on hundreds of thousands of diverse expressions worldwide to deliver precise emotional insights beyond basic sentiment.
40%
More accurate results with facial expression analysis
Understand emotions that words miss—our AI-powered tool uncovers hidden feelings from user interviews.
80%
Less time spent analyzing, thanks to automation
Let Research Ninja handle the heavy lifting—analyze interviews and generate insights in a fraction of the time.
I got deep insights from hours of interviews in just a few clicks—what used to take days now takes minutes!
— Jordan M., UX Researcher
Why Research Ninja
Understand Not Just What Users Say, But How They Feel
With second-by-second emotional analysis powered by facial expression AI, Research Ninja reveals hidden user reactions beneath their words. Gain access to deeper human insights that traditional research tools miss.
Instant Personas That Evolve With Your Research
Create rich, editable personas from your interviews in a click—then watch them evolve as you gather more data. Research Ninja ensures your personas stay relevant, data-backed, and always aligned with user needs.
Make Smarter Product Decisions With Emotionally Intelligent Data
Move beyond surface-level feedback and uncover the motivations, pain points, and emotional triggers driving user behavior. Research Ninja equips you with the clarity to design products people truly want.
Find Yourself to get benefits
Startup
Stop guessing—build what users actually need.
Skip the guesswork and get real insights fast, even with limited time or research resources.
You’re moving fast and often skip interviews altogether due to lack of time, tools, or research expertise—leading to assumptions that result in misaligned products. Common trap: building based on guesswork instead of real user needs.
Researcher
Less grunt work, more insight.
Automate the tedious parts of analysis so you can focus on high-impact research.
Spending hours manually coding, tagging, and synthesizing qualitative data, only to scramble to produce usable deliverables under tight deadlines. Without Research Ninja, your time is consumed by repetitive tasks instead of deep, strategic analysis.
Designer
Design with clarity, not assumptions./aqq/a
Skip the guesswork and get real insights fast, even with limited time or research resources.
You want to design with empathy, but you’re often handed vague insights or surface-level feedback. Without Research Ninja, you’re left guessing what real users truly feel, need, and struggle with.
What is Research Ninja?
How accurate is the emotional analysis?
What file formats do you support for interview uploads?
How does the AI assistant work? What kinds of questions can I ask?
How do you generate personas from interview data?