DevPrep vs DeveloperCards
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).
DeveloperCards
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DeveloperCards: Spaced Recall helps developers build durable understanding of core programming concepts—so you can explain them clearly in interviews and use them correctly in real projects. What you get • Curated concept cards with clear explanations • Practical code examples (Full Stack Questions) • Spaced‑repetition review so you remember long‑term • A concise calendar for preview Who it’s for • Newer entering software development • Developers strengthening fundamentals • Full‑stack interview preparation Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tartan-tortoise-e81.notion.site/DevCards-Spaced-Recall-Privacy-Policy-2bfa758eb54580db99a3ed89369f9a13
Screenshots
Verdict
The clearest difference is update cadence: DevPrep at every 2 days against DeveloperCards's every 10 days. On price, ads, in-app purchases and device support 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 DeveloperCards sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
DevPrep ships an update every 2 days, DeveloperCards every 10 days. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.
| Parameter | DevPrep | DeveloperCards |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 149 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Thieu Khue | TimeAwake Limited |
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
DeveloperCards
- DeveloperCards Premium$2.991 Month
Questions
Is DevPrep free?
Is DeveloperCards free?
Do DevPrep or DeveloperCards have ads?
Which is updated more often, DevPrep or DeveloperCards?
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