DevPrep vs Developer Interview
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).
Developer Interview
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Developer Interview helps you practice real software engineering interviews in English. This is not an English learning app. It is an interview simulation tool designed to test how you actually perform in real developer interviews. Speak your answers out loud, just like a real interview, and get instant results. How it works 1. Choose a real developer interview question 2. Speak your answer using your voice 3. Get instant results - Pass or Fail - Score and detailed feedback (Premium) No lessons. No memorization. Just real interview practice. Who this is for - Preparing for your first developer job - Switching companies - Aiming for better tech roles - Planning to work in an English speaking environment What makes this different - Focused on interview performance, not language study - Real world questions based on actual tech interviews - Practice speaking, not typing - Clear results that show where you stand Free - Practice up to 3 questions per day - Pass or Fail results - Ads included Premium - Detailed scoring and feedback - Unlimited practice - Ad free experience Why this matters One interview pass can change your career. If this app helps you pass even one interview, it is already worth it. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: DevPrep at 3 against Developer Interview's โ. On price, in-app purchases and iOS requirement 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 Developer Interview sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | DevPrep | Developer Interview |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days | โ |
| Ads | No | โ |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod โ better | โ |
| Requires iOS | 15.1 โ better | 15.6 |
| Further details โ not scored | ||
| Size | 149 MB | 33 MB |
| Age rating | 4+ | 17+ |
| Developer | Thieu Khue | NFLSoft Inc. |
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
Developer Interview
- Premium Monthly$7.991 Month
- Premium Yearly$79.991 Year
Questions
Is DevPrep free?
Is Developer Interview free?
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