Editorial comparison
The best AI interview practice tools in 2026
AI interview tools let you rehearse real questions aloud and get instant feedback, without booking a coach or roping in a friend. We compared the leading options on four things that actually matter: feedback depth, voice and camera analysis, assessment centre coverage, and price. Here is how they stack up, honestly.
Tool
Key capabilities
Price
Best for
AI Career Mentor
Answer, voice and camera scoring, STAR analysis, model answers, mock assessment centres
Free + from £19/month
UK candidates preparing seriously for a specific role
Yoodli
Deep speech analytics: filler words, pacing, eye contact, delivery metrics
Free + paid plans
Delivery coaching for presentations and general communication
Big Interview
Video practice, human-led coaching curriculum, large question library, CV tools
From ~$39/month
Learning interview theory from scratch with structured lessons
Interview Warmup (Google)
Basic question practice with transcripts and talking-point insights
Free
First-time practice with zero commitment
LinkedIn Interview Prep
Category-based questions, basic AI video feedback, recruiter-sourced question bank
Free (LinkedIn Premium required for some features)
Quick warm-ups inside an account you already have
ChatGPT
Answer brainstorming and informal feedback on any topic
Free + $20/mo ChatGPT Plus
Drafting and refining example answers
Pricing and features accurate as of July 2026. We aim to be fair and factual, so contact us if any detail is inaccurate.
Each tool, honestly
AI Career Mentor
AI Career Mentor scores what you say and how you say it: every answer gets structured feedback across content, STAR structure, voice delivery and camera presence, with a model answer to benchmark against. It also includes a mock assessment centre with case study, competency interview and presentation exercises, which none of the other tools here offer. It is built and hosted in the UK with GDPR-first data handling, and questions are generated for your exact role, level and interview format rather than pulled from a generic bank.
See how it works →Yoodli
Yoodli has the deepest speech analytics of any tool in this list, with granular metrics on filler words, pacing and eye contact, and it works well beyond interviews for presentations, meetings and sales calls. It does not score the substance or structure of your answers, so it is best paired with content-focused preparation.
Read the full comparison →Big Interview
Big Interview is the most established platform here, with an extensive video coaching curriculum, a large question library, and bundled CV and job search tools. It is a strong choice if you want to learn interview technique from first principles with human guidance, though its AI feedback is less granular and there is no camera presence scoring.
Read the full comparison →Interview Warmup (Google)
Google's Interview Warmup is completely free with no sign-up required, which makes it the easiest possible entry point. You answer questions aloud and get transcripts plus insights on your talking points. There is no scoring, no tailored questions and no progress tracking, so most candidates outgrow it quickly.
Read the full comparison →LinkedIn Interview Prep
LinkedIn Interview Prep is convenient because it lives inside an account most candidates already have, and its question bank draws on real recruiter data. Feedback on recorded answers stops at general tips, though: there is no structured scoring, no model answers and no improvement plan.
Read the full comparison →ChatGPT
ChatGPT is the most flexible option: you can brainstorm example answers, ask for informal feedback and explore any industry or role. It is not an interview coach, though: there is no consistent scoring rubric, no voice or camera analysis and no session history, so your practice never compounds.
Read the full comparison →Frequently asked questions
Are AI interview tools worth it?+
Yes, for most candidates. Structured, repeatable practice with instant feedback is the fastest way to improve interview performance, and AI tools deliver it at a fraction of the cost of a human coach. The key is choosing a tool that scores the substance of your answers as well as your delivery, and most tools in this list have a free tier so you can test them before paying.
What is the best free AI interview practice tool?+
Google's Interview Warmup is completely free with no sign-up, which makes it the best zero-commitment starting point. For free feedback with actual scoring, AI Career Mentor's free STAR answer scorer grades a written answer instantly without an account, and its free tier includes tailored practice questions.
Can AI replace a human interview coach?+
Not entirely: a good human coach brings judgement, industry contacts and accountability. But AI tools let you practise far more often, give consistent scoring you can track over time, and remove the scheduling and cost barriers. Many candidates combine daily AI practice with an occasional human session.
Try before you commit
Score one of your own answers with the free STAR scorer (no account needed), then start a 3-day free trial to practise with voice and camera feedback.
Free to start. No credit card required.