Comparison

Dev Q vs LibDev

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Curated technical questions
  • Clear answer explanations
  • Covers CS, iOS, Android, Frontend
  • Weekly content updates
  • Ideal for on-the-go learning
Features
Read full description

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.

About

LibDev

Features
Read full description

LibDev est ton compagnon pour apprendre la programmation. - Des cours structures et progressifs - Des quiz interactifs pour tester tes connaissances - Suis ta progression et gagne des points - Formations coaching disponibles avec accompagnement personnalise Que tu sois debutant ou intermediaire, LibDev t'accompagne pas a pas dans ton apprentissage du developpement.

Screenshots

Dev Q4 screens
LibDev4 screens

Verdict

The call

The clearest difference is update cadence: LibDev at every 4 days against Dev Q's every 6 months. Dev Q's advantage is iOS requirement (16.6 vs 18.2). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Dev Q ships an update every 6 months, LibDev every 4 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

Scorecard2 real differences · 8 level
Dev Q versus LibDev: the parameters behind the verdict, then further details
ParameterDev QLibDev
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better18.2
Further details — not scored
Size18 MB54 MB
Age rating4+4+
Developerjaesung LeeLIBERA ARNEL LATE LAWSON

In-app purchases

None

Dev Q

No in-app purchases

None

LibDev

No in-app purchases

Questions

Is Dev Q free?
Dev Q is free to download, with no in-app purchases.
Is LibDev free?
LibDev is free to download, with no in-app purchases.
Do Dev Q or LibDev have ads?
Neither Dev Q nor LibDev shows ads.
Which is updated more often, Dev Q or LibDev?
Dev Q ships an update every 6 months, and LibDev every 4 days. Most recently, Dev Q was updated on October 13, 2026 and LibDev on October 9, 2026.

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