DevPrep vs Smart Interview Prep AI
Price, ratings, monetisation and update history for both apps, side by side โ 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? โข AI GRADING ENGINE: Our local vector-based AI analyzes your speech for technical accuracy, logic, and clarity. Get a score (0-100) instantly. โข PRIVACY & FAST: All grading happens securely on your device. Your voice recording is processed locally. โข 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).
Smart Interview Prep AI
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Smart Interview Prep AI โ Smart AI Mock Interviews & Performance Analytics Smart Interview Prep AI is your personal AI-powered interview coach designed to help you practice, improve, and master your job interviews. Whether you're preparing for your next tech interview, HR interview, software developer role, management job, or any professional position โ this app gives you real interview experience with AI-driven analytics, feedback, and progress tracking. Perfect for job seekers, students, professionals, and anyone preparing for their next opportunity. Key Features AI Interview Modes Text & Voice Interviews with realistic AI interviewers Topic-based Interviews โ choose multiple topics in one session Interview Profiles โ create, edit, delete & reuse profiles anytime Smart Profile Setup Job Categories Preloaded static categories Add your own custom job categories Delete categories anytime Roles Role suggestions per category Add custom roles Delete roles easily Skills Auto skill suggestions based on roles Add custom skills Manage & delete skills AI Interview Configuration Interview Type: Text or Voice Duration: 10, 15, 20, or 30 minutes Difficulty Levels: Easy, Medium, Hard Tone Styles: Friendly Professional Challenging Creative Coaching Auto (AI selects tone automatically) Interview History Complete history of all your past interviews Quick access to Q&A, feedback, and analytics Advanced Q&A System Real-time AI questions based on role/topic Full chat-style interview conversation Instant AI feedback on each answer Improvement suggestions to increase your confidence Interview Overview & Analytics Unlock powerful insights after every interview: Overall Interview Score Conversation Excellence Metrics Strengths & Areas to Improve Overall Impression Report Visual Charts & Graphs: Difficulty Level Distribution Interview Type Distribution Total Interview Time per Role Total Interview Time per Topic Number of Interviews per Role Perfect for tracking your growth and preparing with precision. Why Smart Interview Prep AI? AI-powered mock interviews Personalized job role guidance Professional feedback system Powerful analytics for continuous improvement Suitable for fresher to senior-level professionals Boost your confidence, improve communication, and perform better in real interviews. Your smartest path to interview success starts here. # Subscription Details # โข Subscription Unlimited interviews, Flexible durations, Longer practice session, Ad free version โข Weekly, Monthly and Six Monthly subscriptions are available. โข Payment will be charged to your iTunes account at confirmation of purchase. โข Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. โข Automatic renewals will be charged at the same price you were originally charged for the subscription. โข Subscriptions can be managed by going to Account Settings on the App Store after purchase. Privacy Policy: https://sites.google.com/view/creative-privacy-policy/ Terms of Service: https://sites.google.com/view/creative-terms-service/
Screenshots
Verdict
The clearest difference is ads: DevPrep at none against Smart Interview Prep AI's shown. On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. DevPrep sells 5 one-off in-app purchases and Smart Interview Prep AI sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on September 24, 2026 and September 7, 2026 respectively.
| Parameter | DevPrep | Smart Interview Prep AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days | Every 2 days |
| Ads | No โ better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 149 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Thieu Khue | Monali Paghadal |
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
Smart Interview Prep AI
- Weekly$3.997 Days
- Monthly$11.991 Month
- SixMonthly$50.996 Months
Questions
Is DevPrep free?
Is Smart Interview Prep AI free?
Do DevPrep or Smart Interview Prep AI have ads?
Which is updated more often, DevPrep or Smart Interview Prep AI?
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