InterviewOS vs SkillGaps

Stop memorizing. Start mastering. InterviewOS is your all-in-one interview preparation app built for Flutter and Swift developers. Whether you're preparing for your first junior role or aiming for a senior position, InterviewOS gives you everything you need — lessons, exercises, quizzes, and real interview questions — all in your pocket. **Pick your track. Start learning.** Choose Flutter/Dart or Swift/iOS as your main focus. All content adapts to your selection — from beginner fundamentals to advanced topics. Switch tracks anytime. **Duolingo-style exercises** No boring walls of text. No typing long code. Just quick, tap-based challenges you can crush in 30 seconds: • Multiple choice questions • Fill-in-the-blank with word banks • Drag-to-reorder code lines • Spot-the-bug challenges • Swipe true or false • Match-the-pairs **500+ interview questions** Real questions asked at real companies. Organized by topic and difficulty — from junior to senior level. Each question comes with a detailed model answer, follow-up questions, and common mistakes to avoid. **General programming too** Not just framework-specific. InterviewOS covers REST APIs, WebSockets, design patterns, SOLID principles, data structures, Git, system design, security, and more — the topics every interviewer asks about. **Track your progress** Earn XP, level up from Junior Dev to Principal Dev, maintain your daily streak, and unlock achievements. See exactly where you stand on every topic. **100% free. No ads. No paywalls.** Every lesson, every exercise, every question — completely unlocked from day one. No subscriptions. No in-app purchases. No ads. Built by a developer, for developers. **Works offline** No internet? No problem. All content is available offline so you can practice on the subway, on a plane, or anywhere. Download InterviewOS and start preparing for the job you deserve.

SkillGaps helps software engineers find and close their skill gaps through AI-powered assessments, personalized roadmaps, and real interview preparation. KNOW WHERE YOU STAND Take a structured assessment tailored to your specialization. Get an objective grade (A, B, C, S) based on your answers, evaluated by AI. PERSONALIZED ROADMAP Get a step-by-step learning path built around your current grade and target role. Know exactly what to study next. LEADERBOARD See how you rank among engineers in your field, filter by country, company, and grade. Compete, improve, stay motivated. AI-POWERED PRO FEATURES - Full 30-question assessments with AI-graded open questions - Detailed per-question feedback and correct answers - Certificate of completion to share on LinkedIn - GitHub & LinkedIn profile analysis - Job Description matching - see how well you fit a specific role - Mock interview with AI interviewer and per-answer scoring - Salary benchmarks for your grade - Multiplayer Quiz - host team quiz rooms SkillGaps is built for engineers who want honest, structured feedback - not just another quiz app. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/