Text-based, interactive coding courses with an in-browser IDE and strong tech-interview prep.
Free trial + free courses; annual plans up to ~66% off during frequent sales
Free courses + trial · Unlimited from ~$8/mo billed annually Visit Site →
Interview prep tools
9 tools tagged “Interview prep”, each reviewed against the same criteria: real pricing, verified features, honest pros and cons, and an editorial rating out of 5.
Interview-prep platform for tech roles: courses, unlimited peer mock interviews, and AI feedback.
Free plan available; 5-day full refund on paid membership
Basic $0 · Pro $79/mo or $12/mo billed $149/yr · Expert $99/mo or $20/mo Visit Site →
Course-style interview training paired with an AI mock-interview simulator and resume tools.
30-day money-back guarantee; free for students and patrons at many partner universities and public libraries
Free via partner schools/libraries · from $39 · $299 lifetime Visit Site →
System design interview prep from ex-FAANG engineers, with guided practice and an AI tutor — one-time pricing
Current promo: 1-month $47 (reg. $59), 1-year $79 (reg. $99), lifetime $279 (reg. $349); plus a free tier with one free Guided Practice problem
Free tier · Premium $47–$279 (one-time) Visit Site →
AI roleplay coach that grades how you speak in interviews, pitches, and presentations.
Free Starter plan (5 lifetime roleplays); paid plans discounted ~40% with annual billing
Free · Pro from $8/mo (billed annually) Visit Site →
Real-time AI interview copilot with mock practice, resume tools, and auto-apply
Free · Copilot from $25/mo (billed annually) Visit Site →
The default coding-interview practice platform, with a huge problem set and a strong free tier.
Free plan with 3,000+ problems
Free · Premium $35/mo or $159/yr Visit Site →
Free coding practice and skill certifications — on the same platform many companies use to screen developers.
Free forever for developers — unlimited practice plus skill certifications at no cost
Starter from $99/mo ($79/mo billed annually) - Enterprise custom pricing Visit Site →
Coding-challenge and interview-prep platform built around the assessments employers actually use.
Free challenges to try before subscribing (no account required to start)
Free challenges · Membership from $35/mo or $150/yr Visit Site →