Dev Q vs InterviewBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dev Q
Prepare for technical developer interviews with curated questions and clear answers across CS, iOS, Android, and Frontend topics. Get weekly updates to keep your knowledge fresh for last-minute reviews or on-the-go studying.
- Curated technical questions
- Clear answer explanations
- Covers CS, iOS, Android, Frontend
- Weekly content updates
- Ideal for on-the-go learning
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Dev Q: Tech Interview Prep Made Simple Dev Q helps you master key technical questions for developer interviews — across CS, iOS, aOS, and Frontend. Whether you’re preparing last minute or reviewing on the go, Dev Q has you covered. • Curated questions & clear answers • Covers CS, iOS, aOS, and Frontend • Weekly updates to keep content fresh • Perfect for commute, breaks, and pre-interview reviews Ace your next interview — with Dev Q.
InterviewBox
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We've packed everything you need for interview preparation — from developer interview questions to answer writing and self-review. - Question categories by programming language and core CS concepts - Practice with real interview questions - Organize key questions with the bookmark feature - Write and reflect on your own answers - Revisit your previous responses anytime - Request new interview categories you'd like to see added
Screenshots
Verdict
The clearest difference is update cadence: InterviewBox at every 3 days against Dev Q's every 6 months. 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. Neither carries in-app purchases, so what you see is what you pay.
Dev Q ships an update every 6 months, InterviewBox every 3 days. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.
| Parameter | Dev Q | InterviewBox |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 18 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | jaesung Lee | HaEun Kim |
In-app purchases
Dev Q
No in-app purchases
InterviewBox
No in-app purchases
