DevPrep vs AI Interview Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DevPrep
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You have the coding skills, but can you explain them clearly under pressure? DevPrep is the Offline-First AI Interview Coach designed specifically for Software Engineers. Stop practicing in your head. Start speaking. DevPrep simulates the pressure of a real interview, records your answer, and uses an advanced on-device AI engine to grade your response against ideal technical answers. WHY DEVPREP? • AI GRADING ENGINE: Our local vector-based AI analyzes your speech for technical accuracy, logic, and clarity. Get a score (0-100) instantly. • PRIVACY & FAST: All grading happens securely on your device. Your voice recording is processed locally. • ZERO FLUFF: 250+ curated questions from the current tech industry standards. 5 SPECIALIZED TRACKS: - SOFT SKILLS & LEADERSHIP - DATA STRUCTURES & ALGORITHMS (pro) - SYSTEM DESIGN ARCHITECT (pro) - MODERN FRONTEND ENGINEERING (pro) - BACKEND & DISTRIBUTED SYSTEMS (pro) FEATURES: - Realistic "Interviewer" Audio to simulate pressure. - "Silent Mode" for practicing on the go (multi-choice questions). - Local progress feature to track your mastery. - Offline-First architecture (Privacy focused).
AI Interview Pro
Practice job interviews with an AI that simulates real conversations. Receive instant feedback on your technical knowledge and communication abilities to prepare for your next career opportunity.
- Simulates dynamic job interviews
- Tailored to role and experience
- Instant feedback on technical depth
- Communication skill assessment
- Actionable improvement suggestions
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Your resume gets you the interview. Your confidence gets you the job. Stop memorizing generic answers and start practicing real conversations. AI Interview Pro is your personal, highly realistic mock interviewer designed to help you land your dream job, get that promotion, or successfully shift your career. Most interview apps just give you a list of questions to read. AI Interview Pro is different. It uses advanced voice AI to simulate a real back-and-forth conversation. It listens to your answers, asks follow-up questions, interrupts you if you are being vague, and gives you a brutal, actionable feedback report. * WHY AI INTERVIEW PRO? * Hyper-Personalized to YOU Every interview is unique. Enter your specific role, seniority level, and career goal, and the AI will adapt its questions to match your exact target. * Resume-Aware Technology Upload your CV/Resume, and the AI will analyze it to ask deep, targeted questions about your actual past projects and experiences—just like a real hiring manager. * Real-Time Voice Conversation Speak naturally. The AI holds a dynamic conversation. If you don't understand a question, ask the AI to rephrase it. If you get completely stuck, just ask to skip it! * Flawless Accent Recognition English isn't your first language? No problem. The app is built with cutting-edge speech recognition that perfectly understands heavy and non-native accents. Your voice will always be heard. * Brutally Honest Feedback Reports Don't guess what went wrong. After every session, receive a detailed breakdown of your performance. Discover your weak spots, learn how to structure your answers using the STAR method, and see exactly what to improve before the real interview. * TRY IT 100% FREE We believe in proving our value first. Jump into a guest session and get your first 1 minute and 15 seconds completely free. No sign-ups, no emails, no credit cards required. Test it out and see if you can answer without the AI roasting you! Don't let an interview stand between you and your next big career step. Download AI Interview Pro today and step into your next interview with unbeatable confidence.
Screenshots
Verdict
The clearest difference is update cadence: DevPrep at every 2 days against AI Interview Pro's every 2 weeks. DevPrep also leads on device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. DevPrep sells 5 one-off in-app purchases and AI Interview Pro sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
DevPrep ships an update every 2 days, AI Interview Pro every 2 weeks. The most recent releases landed on October 10, 2026 and September 24, 2026 respectively.
| Parameter | DevPrep | AI Interview Pro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (6 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 6 — better |
| Update frequency | Every 2 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 26.0 |
| Further details — not scored | ||
| Size | 149 MB | 70 MB |
| Age rating | 4+ | 17+ |
| Developer | Thieu Khue | Ahmad Mustafa |
In-app purchases
DevPrep
- Backend Scale pack$9.99
- Data Structure & Algorithms pack$9.99
- System Design pack$9.99
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- Frontend Engineering pack$9.99
- Unlock all Pro Packs$29.99
AI Interview Pro
- First-time Diagnostic$4.99
- Quick Rescue$12.99
- Smart Growth$29.99
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- Elite Advantage$49.99
Questions
Is DevPrep free?
Is AI Interview Pro free?
Do DevPrep or AI Interview Pro have ads?
Which is updated more often, DevPrep or AI Interview Pro?
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