No. 11 of 27 ·AI Interview Preparation Tools

Lixir

Web · paid plans from $20/mo

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

Lixir is ranked #11 of 27 in AI interview preparation tools on Freedom251. It runs on Web. There is a free plan. Paid plans start at $20/mo.

Lixir plans and pricing

All plans

Free Free Free 1 practice interview · 3 coding challenges · real-time coaching · performance report after each session · reports and profile kept forever lixir.io · 8 Oct 2026

Pro $20/mo $20/month Unlimited practice interviews · unlimited coding challenges · scored performance reports · resume-based personalization lixir.io · 8 Oct 2026

Compared on AI interview preparation tools

Free plan: No
Voice interviews: Yes
Job description input: Yes
Resume-based practice: Yes
Role-specific coaching: Yes
Feedback areas: overall assessment; competency-by-competency breakdown; strengths; areas to improve; conversation examples; scoring; level-fit assessment

Best Lixir alternatives

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The record

Product: Lixir is a voice-based AI interviewer for practicing software engineering coding interviews in a live editor.
Live coaching: The interviewer reads code as it is written, asks follow-up questions, and can nudge users when they are stuck.
Practice modes: Users can choose silent proctor, guided, or pair partner modes.
Feedback: Post-session reports score coding, problem solving, communication, and collaboration, and include evidence from the session and next steps.
Languages: The site says users can run code in JavaScript and TypeScript and talk through problems in Python, Java, or Go.
Personalization: The Pro plan includes resume-based personalization.
Audience: Lixir describes its service as interview preparation for software engineers.
Browser requirements: The FAQ says Lixir works in a modern browser including Chrome, Firefox, Safari, or Edge and requires a microphone and stable internet connection, with no download or installation.
AI service providers: The privacy policy names Anthropic, Perplexity, Deepgram, and Cartesia as AI service providers that may process user input, output, and personal information.
Privacy: The privacy policy says resumes, interview transcripts, and other personal information may be collected, and says the company does not process sensitive personal information.
Security: The privacy policy says Lixir has implemented appropriate and reasonable technical and organizational measures to protect personal information, while noting security cannot be guaranteed.
Hosting and transfers: The privacy policy says Lixir's servers are in the United States and that European Commission Standard Contractual Clauses are used for certain data transfers.
Support: The FAQ provides [email protected] for questions and support inquiries.
Age limit: The terms say the service is intended for users at least 18 years old.
Price from: $20/mo

Where it ranks on Freedom251

Best AI Interview Preparation Tools in 2026#11 of 27

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Sources

lixir.io· checked 8 Oct 2026
lixir.io/terms· checked 8 Oct 2026
lixir.io/faq· checked 8 Oct 2026
lixir.io/privacy· checked 8 Oct 2026