Comparison

Tech Interview vs QueryDaily

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

Head to head
About

Tech Interview

Features
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Tech Interview๋Š” ๋ฐ”์œ ๊ฐœ๋ฐœ์ž๋ฅผ ์œ„ํ•œ ๊ธฐ์ˆ  ๋ฉด์ ‘ ์—ฐ์Šต ์•ฑ์ž…๋‹ˆ๋‹ค. ์งง์€ ์ถœํ‡ด๊ทผ ์‹œ๊ฐ„์— ์‹œ์Šคํ…œ ์„ค๊ณ„์™€ ์ฝ”๋”ฉ ํŒจํ„ด ์งˆ๋ฌธ์„ ํ•œ ์žฅ์”ฉ ํ’€๊ณ , ๊ฐ„๊ฒฉ ๋ฐ˜๋ณต์œผ๋กœ ์žŠ๊ธฐ ์ „์— ๋‹ค์‹œ ๋ณต์Šตํ•ฉ๋‹ˆ๋‹ค. (์•ฑ ํ™”๋ฉด์€ ํ•œ๊ตญ์–ดยท์˜์–ดยท์ผ๋ณธ์–ด๋ฅผ ์ง€์›ํ•˜๋ฉฐ, ์นด๋“œ ์ฝ˜ํ…์ธ ๋Š” ์˜์–ด๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค.) โ–  5๊ฐ€์ง€ ํ€ด์ฆˆ โ€ข ์นด๋“œ: ์•ž๋ฉด์„ ๋ณด๊ณ  ๋‹ต์„ ๋– ์˜ฌ๋ฆฐ ๋’ค ๋’ค์ง‘์–ด ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. โ€ข ๋นˆ์นธ ์ฑ„์šฐ๊ธฐ: ํ•ต์‹ฌ ์šฉ์–ด๋ฅผ ๋ฌธ์žฅ์— ๋ผ์›Œ ๋„ฃ์Šต๋‹ˆ๋‹ค. โ€ข ๊ฐ๊ด€์‹: 4๊ฐœ ์ค‘ ๊ฐ€์žฅ ์•Œ๋งž์€ ์„ค๊ณ„๋ฅผ ๊ณ ๋ฆ…๋‹ˆ๋‹ค. โ€ข ์ˆœ์„œ ๋งž์ถ”๊ธฐ: ์ฒ˜๋ฆฌ ๋‹จ๊ณ„๋ฅผ ์˜ฌ๋ฐ”๋ฅธ ์ˆœ์„œ๋กœ ์ •๋ฆฌํ•ฉ๋‹ˆ๋‹ค. โ€ข ์„ค๋ช…ํ•˜๊ธฐ: ๋ฉด์ ‘๊ด€์—๊ฒŒ ๋งํ•˜๋“ฏ ์ง์ ‘ ์“ฐ๊ณ  ๋ชจ๋ฒ” ๋‹ต์•ˆยทํ•ต์‹ฌ ํฌ์ธํŠธ์™€ ๋น„๊ตํ•ฉ๋‹ˆ๋‹ค. โ€ข ํ‹€๋ฆฐ ๋ฌธ์ œ๋Š” ๋‹ค์Œ ๋‚  ๋ณต์Šต์— ๋‹ค์‹œ ๋‚˜์˜ค๊ณ , ๋ฌธ์ œ ์œ ํ˜•๊ณผ ๋ฌธ์ œ ์ˆ˜๋Š” ์ง์ ‘ ๊ณ ๋ฅผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โ–  ์˜ค๋Š˜์˜ ์—ฐ์Šต โ€ข ๋ณต์Šตํ•  ์นด๋“œ์™€ ์ƒˆ ์นด๋“œ๋ฅผ ์„ž์–ด ํ•˜๋ฃจ 3์žฅ, ์•ฝ 4๋ถ„ ๋ถ„๋Ÿ‰์œผ๋กœ ๊ณจ๋ผ ๋“œ๋ฆฝ๋‹ˆ๋‹ค. โ€ข ๋จผ์ € ์ƒ๊ฐํ•˜๊ณ (์ƒ๊ฐ ์‹œ๊ฐ„ ํƒ€์ด๋จธ), ๋‹ต์„ ํ™•์ธํ•œ ๋’ค ๋‹ค์‹œ / ์–ด๋ ค์›€ / ์ข‹์Œ์œผ๋กœ ์Šค์Šค๋กœ ํ‰๊ฐ€ํ•˜๋ฉด ๋‹ค์Œ ๋ณต์Šต์ผ์ด ์ž๋™์œผ๋กœ ์ •ํ•ด์ง‘๋‹ˆ๋‹ค. โ–  ํ™”์ดํŠธ๋ณด๋“œ โ€ข ์†๊ฐ€๋ฝ์ด๋‚˜ Apple Pencil๋กœ ์•„ํ‚คํ…์ฒ˜๋ฅผ ์ง์ ‘ ๊ทธ๋ ค ๋ณด๊ณ  ๋ชจ๋ฒ” ๋‹ต์•ˆ๊ณผ ๋น„๊ตํ•˜์„ธ์š”. โ€ข ์Šค์ผ€์น˜์™€ ๋ฉ”๋ชจ๋Š” ๊ธฐ๊ธฐ์—๋งŒ ์ €์žฅ๋ฉ๋‹ˆ๋‹ค. โ–  ์ถœํ‡ด๊ทผ ๋ชจ๋“œ (๋“ฃ๊ธฐ) โ€ข ํ™”๋ฉด์„ ๋ณด์ง€ ์•Š์•„๋„ ์งˆ๋ฌธ โ†’ ์ƒ๊ฐํ•  ์‹œ๊ฐ„ โ†’ ์„ค๋ช…์„ ์Œ์„ฑ์œผ๋กœ ๋“ค๋ ค ์ค๋‹ˆ๋‹ค. โ€ข ์ž ๊ธˆ ํ™”๋ฉด๊ณผ ์ด์–ดํฐ ๋ฒ„ํŠผ์œผ๋กœ ์ œ์–ดํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โ–  ๋ฉด์ ‘๊ด€ ๊ด€์ ์˜ ๋‹ต์•ˆ โ€ข ์งง์€ ๋‹ต, ์ด์œ , ๋Œ€์•ˆ, ์‹คํŒจ ์‚ฌ๋ก€, ๊ผฌ๋ฆฌ ์งˆ๋ฌธ๊นŒ์ง€ ๋ฉด์ ‘๊ด€ ๊ด€์ ์œผ๋กœ ์ •๋ฆฌํ–ˆ์Šต๋‹ˆ๋‹ค. โ€ข ๋‹ต์•ˆ๋งˆ๋‹ค ์ž‘์„ฑ์ž์™€ ๋งˆ์ง€๋ง‰ ์—…๋ฐ์ดํŠธ ๋‚ ์งœ๊ฐ€ ํ‘œ์‹œ๋˜๊ณ , ํ‹€๋ฆฐ ๋‚ด์šฉ์€ ์•ฑ์—์„œ ๋ฐ”๋กœ ์‹ ๊ณ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โ–  ๊ณ„์ •๊ณผ ์•Œ๋ฆผ โ€ข Apple ๋˜๋Š” Google๋กœ ๋กœ๊ทธ์ธํ•˜๋ฉด ๋ณต์Šต ์ผ์ •์ด ๊ณ„์ •์— ๋™๊ธฐํ™”๋ฉ๋‹ˆ๋‹ค. โ€ข ์•„์ง ์—ฐ์Šตํ•˜์ง€ ์•Š์€ ๋‚ ์—๋งŒ ํ•˜๋ฃจ ํ•œ ๋ฒˆ ์•Œ๋ฆผ์„ ๋ณด๋‚ด ๋“œ๋ฆฝ๋‹ˆ๋‹ค. โ–  Tech Interview Plus ๊ตฌ๋… โ€ข ๋ฌด๋ฃŒ ์ƒ˜ํ”Œ ์นด๋“œ๋กœ ์‹œ์ž‘ํ•˜๊ณ , ๊ตฌ๋…ํ•˜๋ฉด ์‹œ์Šคํ…œ ์„ค๊ณ„ยท์บ์‹ฑยท๋ฐ์ดํ„ฐ๋ฒ ์ด์Šคยท์‹ค์‹œ๊ฐ„ยท์ฝ”๋”ฉ ํŒจํ„ด ๋“ฑ 10๊ฐœ ์ฃผ์ œ์˜ ์ „์ฒด ์นด๋“œ(๊ณ„์† ์ถ”๊ฐ€ ์˜ˆ์ •)์™€ ํ€ด์ฆˆ, ์ถœํ‡ด๊ทผ ๋ชจ๋“œ๋ฅผ ์ œํ•œ ์—†์ด ์ด์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. โ€ข ๋ฉด์ ‘ ์ค€๋น„ ๊ธฐ๊ฐ„์— ๋งž์ถ˜ 3๊ฐœ์›” ์ด์šฉ๊ถŒ, ์›”๊ฐ„, ์—ฐ๊ฐ„(7์ผ ๋ฌด๋ฃŒ ์ฒดํ—˜) ์ž๋™ ๊ฐฑ์‹  ๊ตฌ๋…์ด๋ฉฐ, ๊ฒฐ์ œ๋Š” ๊ตฌ๋งค ํ™•์ธ ์‹œ Apple ID ๊ณ„์ •์œผ๋กœ ์ฒญ๊ตฌ๋ฉ๋‹ˆ๋‹ค. โ€ข ํ˜„์žฌ ๊ตฌ๋… ๊ธฐ๊ฐ„์ด ๋๋‚˜๊ธฐ ์ตœ์†Œ 24์‹œ๊ฐ„ ์ „์— ํ•ด์ง€ํ•˜์ง€ ์•Š์œผ๋ฉด ์ž๋™์œผ๋กœ ๊ฐฑ์‹ ๋˜๋ฉฐ, ๊ธฐ๊ฐ„ ์ข…๋ฃŒ ์ „ 24์‹œ๊ฐ„ ์ด๋‚ด์— ๊ฐฑ์‹  ์š”๊ธˆ์ด ์ฒญ๊ตฌ๋ฉ๋‹ˆ๋‹ค. โ€ข ๊ตฌ๋…์€ ๊ตฌ๋งค ํ›„ ์„ค์ • โ€บ Apple ID โ€บ ๊ตฌ๋…์—์„œ ๊ด€๋ฆฌํ•˜๊ฑฐ๋‚˜ ํ•ด์ง€ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด์šฉ์•ฝ๊ด€(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ๊ฐœ์ธ์ •๋ณด ์ฒ˜๋ฆฌ๋ฐฉ์นจ: https://as.blinyou.com/api/commute-prep/privacy

About

QueryDaily

Features
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In the AI era, real skills come from fundamentals. Spend 3 minutes daily deep-diving into CS fundamentals that AI cannot replace. Questions designed around 'why' help you understand design philosophy and trade-offs. - Daily 3-min CS Deep Dive: Thought-provoking questions that ask 'why?', not just 'explain' - Senior Engineers' WHY: Steal deep perspectives from Big Tech and startup seniors - Think first, then compare: Writing your answer reveals different perspectives - Build habits with streaks: Daily practice, your survival strategy in the AI era Free app. All features are provided for free.

Screenshots

Tech Interview4 screens
QueryDaily4 screens

Verdict

The call

The clearest difference is update cadence: QueryDaily at daily against Tech Interview's every 7 months. QueryDaily also leads on iOS requirement (13.0 vs 17.0). On price, ads, 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

Tech Interview ships an update every 7 months, QueryDaily daily. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

Scorecard2 real differences ยท 4 level
Tech Interview versus QueryDaily: the parameters behind the verdict, then further details
ParameterTech InterviewQueryDaily
PriceFreeFree
Update frequencyEvery 7 monthsDaily โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 โ€” better
Further details โ€” not scored
Size19 MB46 MB
Age rating4+4+
DeveloperCHANG HWAN JUNGboim choi

In-app purchases

None

Tech Interview

No in-app purchases

None

QueryDaily

No in-app purchases

Questions

Is Tech Interview free?
Tech Interview is free to download, with no in-app purchases.
Is QueryDaily free?
QueryDaily is free to download, with no in-app purchases.
Do Tech Interview or QueryDaily have ads?
Neither Tech Interview nor QueryDaily shows ads.
Which is updated more often, Tech Interview or QueryDaily?
Tech Interview ships an update every 7 months, and QueryDaily daily. Most recently, Tech Interview was updated on October 30, 2026 and QueryDaily on November 9, 2026.

Other comparisons