Comparison

SQLmate vs Earcast

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

Head to head
About

SQLmate

This app helps you prepare for the SQLD certification exam by focusing on effective review and identifying your weaknesses. It uses a science-based algorithm to schedule reviews and provides detailed explanations and practice tests to ensure you retain information.

Highlights
  • FSRS smart review scheduling
  • Concept learning with 135 lessons
  • 4,325 practice questions
  • Detailed explanations
  • Weakness analysis heatmap
  • Offline learning support
  • Mock exams
Features
Read full description

์žŠ์ง€ ์•Š๋Š” SQLD ํ•™์Šต. ์–ผ๋งˆ๋‚˜ ํ‘ธ๋А๋ƒ๋ณด๋‹ค ์–ด๋–ป๊ฒŒ ๋ณต์Šตํ•˜๋А๋ƒ๊ฐ€ ํ•ฉ๊ฒฉ์„ ๊ฐ€๋ฆ…๋‹ˆ๋‹ค. SQLmate๋Š” ๋ฌธ์ œ ์ˆ˜๋งŒ ๋Š˜๋ฆฌ๋Š” ์•ฑ์ด ์•„๋‹™๋‹ˆ๋‹ค. ์ง€๊ธˆ ๋‚ด ์•ฝ์ ์ด ์–ด๋””์ธ์ง€ ์งš์–ด์ฃผ๊ณ , ํ•œ ๋ฒˆ ํ‘ผ ๋ฌธ์ œ๋ฅผ ์žŠ์–ด๋ฒ„๋ฆฌ๊ธฐ ์ง์ „์— ๋‹ค์‹œ ๊บผ๋‚ด ์ฃผ๋Š” ๋ฐ ์ง‘์ค‘ํ–ˆ์Šต๋‹ˆ๋‹ค. ์ธ์ง€๊ณผํ•™ ๊ธฐ๋ฐ˜ FSRS ์•Œ๊ณ ๋ฆฌ์ฆ˜์ด ๋ฌธ์ œ๋งˆ๋‹ค ๋ง๊ฐ ๊ณก์„ ์„ ๋ถ„์„ํ•ด ๋ณต์Šต ์‹œ์ ์„ ์ž๋™์œผ๋กœ ์žก์•„ ์ฃผ๊ธฐ ๋•Œ๋ฌธ์—, ๊ฐ™์€ ์‹œ๊ฐ„์„ ๋“ค์—ฌ๋„ ๋จธ๋ฆฌ์— ๋‚จ๋Š” ์–‘์ด ๋‹ค๋ฆ…๋‹ˆ๋‹ค. [์ฃผ์š” ๊ธฐ๋Šฅ] ๊ฐœ๋… ํ•™์Šต ๋ฌธ์ œ๋ถ€ํ„ฐ ํ’€๊ธฐ ๋ง‰๋ง‰ํ•˜๋‹ค๋ฉด ๊ฐœ๋…๋ถ€ํ„ฐ ์งš์Šต๋‹ˆ๋‹ค. SQLD ์ „ ๋ฒ”์œ„๋ฅผ 138๊ฐœ ๋ ˆ์Šจ์œผ๋กœ ๋‚˜๋ˆ  ์ˆœ์„œ๋Œ€๋กœ ์ตํžˆ๊ณ , ๋ฐฐ์šด ๊ฐœ๋…์€ ๋ฐ”๋กœ ๋ฌธ์ œ๋กœ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. 4,602๋ฌธ์ œ, SQLD ์ „ ๋ฒ”์œ„ ๋ฐ์ดํ„ฐ ๋ชจ๋ธ๋ง์˜ ์ดํ•ด๋ถ€ํ„ฐ SQL ๊ธฐ๋ณธ ๋ฐ ํ™œ์šฉ๊นŒ์ง€. KDATA ๊ณต์‹ ์ถœ์ œ๊ธฐ์ค€์„ ๋ฐ˜์˜ํ•ด ์ž์ฒด ์ œ์ž‘ํ–ˆ์Šต๋‹ˆ๋‹ค. ์ƒ์„ธ ํ•ด์„ค ๋ฌธ์ œ๋งˆ๋‹ค ํ•ด์„ค์„ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ์ •๋‹ต๋งŒ ํ™•์ธํ•˜๊ณ  ๋„˜์–ด๊ฐ€์ง€ ์•Š๊ณ , ์™œ ๊ทธ ๋‹ต์ด ๋งž๋Š”์ง€ ๊ฐœ๋…๊นŒ์ง€ ์ดํ•ดํ•˜๋ฉฐ ๋„˜์–ด๊ฐˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋” ๊นŠ์ด ํŒŒ๊ณ ๋“œ๋Š” ์ƒ์„ธ ํ•ด์„ค์€ ํ”„๋ฆฌ๋ฏธ์—„ ๊ธฐ๋Šฅ์ด์ง€๋งŒ, ์ฒ˜์Œ 5๋ฒˆ์€ ๋ฌด๋ฃŒ๋กœ ์—ด์–ด ์ง์ ‘ ํ™•์ธํ•ด ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. SQL ์‹ค์Šต์žฅ ํ•ด์„ค์—์„œ ๋ฐ”๋กœ ๋„˜์–ด๊ฐ€ ๊ทธ ๋ฌธ์ œ์˜ ์ฟผ๋ฆฌ๋ฅผ ์ง์ ‘ ๋Œ๋ ค๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋ฌธ์ œ์˜ ํ‘œ๊ฐ€ ์ด๋ฏธ ์˜ฌ๋ผ๊ฐ€ ์žˆ์–ด ์„ค์น˜๋‚˜ ๋กœ๊ทธ์ธ ์—†์ด ๋ธŒ๋ผ์šฐ์ €์—์„œ ์—ด๋ฆฝ๋‹ˆ๋‹ค. ์กฐ๊ฑด์„ ๋ฐ”๊ฟ”๊ฐ€๋ฉฐ ๊ฒฐ๊ณผ๊ฐ€ ์–ด๋–ป๊ฒŒ ๋‹ฌ๋ผ์ง€๋Š”์ง€ ํ™•์ธํ•ด ๋ณด์„ธ์š”. ๋‹ค์–‘ํ•œ ํ’€์ด ๋ชจ๋“œ ๊ณผ๋ชฉ๋ณ„, ๋‹จ์›๋ณ„๋กœ ๊ณจ๋ผ ํ’€ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์•ˆ ํ‘ผ ๋ฌธ์ œ๋ถ€ํ„ฐ ํ’€๊ฑฐ๋‚˜, ์•ฝ์  ๋‹จ์›๋งŒ ๋ชจ์•„ ์ง‘์ค‘ ๊ณต๋žตํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ „ ๊ณผ๋ชฉ์„ ์„ž์–ด ํ‘ธ๋Š” ๋‹จ์›๋ณ„ ์…”ํ”Œ ๋ชจ๋“œ๋„ ๋ฌด๋ฃŒ๋กœ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. FSRS ์Šค๋งˆํŠธ ๋ณต์Šต ์ž˜ ๋งžํžˆ๋Š” ๋ฌธ์ œ๋Š” ๋ณต์Šต ๊ฐ„๊ฒฉ์„ ๋„“ํžˆ๊ณ , ์ž์ฃผ ํ‹€๋ฆฌ๋Š” ๋ฌธ์ œ๋Š” ๋น ๋ฅด๊ฒŒ ๋‹ค์‹œ ๋ณด์—ฌ ์ค๋‹ˆ๋‹ค. ๋ณต์Šต ์Šค์ผ€์ค„์„ ์ง์ ‘ ์งค ํ•„์š” ์—†์ด, ์˜ค๋Š˜ ๋ด์•ผ ํ•  ๋ฌธ์ œ๋ฅผ ์•ฑ์ด ์ฑ™๊ฒจ ์ค๋‹ˆ๋‹ค. ๋ณต์Šต ์•Œ๋ฆผ ๋งค์ผ ํ•™์Šต ๋ฆฌ๋งˆ์ธ๋”์™€ FSRS ๋ณต์Šต ์‹œ์  ์•Œ๋ฆผ์œผ๋กœ, ์žŠ์–ด๋ฒ„๋ฆด ๋•Œ์ฏค ๋‹ค์‹œ ๋ณผ ์ˆ˜ ์žˆ๊ฒŒ ๊ณต๋ถ€ ํ๋ฆ„์„ ์ฑ™๊ฒจ ์ค๋‹ˆ๋‹ค. ์•ฝ์  ๋ถ„์„ ํžˆํŠธ๋งต ์„ธ๋ถ€ ๋‹จ์›๋ณ„ ์ •๋‹ต๋ฅ ์„ ํ•œ๋ˆˆ์— ๋ด…๋‹ˆ๋‹ค. ์–ด๋А ์˜์—ญ์ด ์•ฝํ•œ์ง€ ์ƒ‰์œผ๋กœ ํ™•์ธํ•˜๊ณ  ๋ฐ”๋กœ ๊ทธ ๋‹จ์› ํ’€์ด๋กœ ๋„˜์–ด๊ฐˆ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜ค๋‹ต๋…ธํŠธ์™€ ๋ณต์Šตํ•จ ํ‹€๋ฆฐ ๋ฌธ์ œ์™€ ๋‹ค์‹œ ๋ณผ ๋ฌธ์ œ๋ฅผ ํ•œ๊ณณ์— ๋ชจ์•„ ๋‘ก๋‹ˆ๋‹ค. ํ•จ์ • ์œ ํ˜•, SQL ๋ฌธ๋ฒ•, ๋ฒ”์œ„ ์ดํƒˆ ๋“ฑ ์›์ธ๋ณ„๋กœ ๋ฌถ์–ด ๋ณต์Šตํ•˜๊ณ , ๋ฌธ์ œ๋งˆ๋‹ค ๋‚˜๋งŒ์˜ ๋ฉ”๋ชจ๋ฅผ ๋‚จ๊ธธ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์‹ค์ „ ๋ชจ์˜๊ณ ์‚ฌ ์‹ค์ œ ์‹œํ—˜๊ณผ ๊ฐ™์€ 50๋ฌธํ•ญ 90๋ถ„ ํ˜•์‹์œผ๋กœ 10์„ธํŠธ๋ฅผ ์ œ๊ณตํ•ฉ๋‹ˆ๋‹ค. ๊ณผ๋ฝ ๊ธฐ์ค€์œผ๋กœ ์ฑ„์ ํ•˜๊ณ , ์ตœ๊ณ  ์ ์ˆ˜์™€ ์‘์‹œ ์ด๋ ฅ์„ ๊ด€๋ฆฌํ•ฉ๋‹ˆ๋‹ค. ํ•™์Šต ํ†ต๊ณ„์™€ ์—ฐ์† ํ•™์Šต ์ผ๋ณ„ ํ’€์ด ์ˆ˜, ์ •๋‹ต๋ฅ  ์ถ”์ด, ์—ฐ์† ํ•™์Šต์ผ์„ ์‹ค์‹œ๊ฐ„์œผ๋กœ ํ™•์ธํ•˜์„ธ์š”. ๋งค์ผ ์กฐ๊ธˆ์”ฉ ์Œ“์ด๋Š” ๊ธฐ๋ก์ด ๊พธ์ค€ํ•จ์„ ๋งŒ๋“ค์–ด ์ค๋‹ˆ๋‹ค. ์‹œํ—˜ ์ผ์ • D-day ๋‹ค๊ฐ€์˜ค๋Š” SQLD ์‹œํ—˜ ์ผ์ •์„ ํ™ˆ์—์„œ ๋ฐ”๋กœ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค. ๋ผ์ดํŠธ, ๋‹คํฌ ํ…Œ๋งˆ ์‹œ์Šคํ…œ ์„ค์ •์„ ๋”ฐ๋ฅด๊ฑฐ๋‚˜ ์ง์ ‘ ๊ณ ๋ฅผ ์ˆ˜ ์žˆ์–ด, ๋ฐค๋Šฆ๊ฒŒ ๊ณต๋ถ€ํ•  ๋•Œ๋„ ๋ˆˆ์ด ํŽธ์•ˆํ•ฉ๋‹ˆ๋‹ค. ํƒœ๋ธ”๋ฆฟ ์ง€์› ํœด๋Œ€ํฐ๋ฟ ์•„๋‹ˆ๋ผ ํƒœ๋ธ”๋ฆฟ์—์„œ๋„ ํฐ ํ™”๋ฉด์— ๋งž์ถ˜ ๋ ˆ์ด์•„์›ƒ์œผ๋กœ ํŽธํ•˜๊ฒŒ ๊ณต๋ถ€ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์˜คํ”„๋ผ์ธ ํ•™์Šต ์ธํ„ฐ๋„ท์ด ์—†์–ด๋„ ๋ฌธ์ œ๋ฅผ ํ’€ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ง€ํ•˜์ฒ , ๋น„ํ–‰๊ธฐ ์•ˆ์—์„œ๋„ ๋Š๊น€ ์—†์ด ๊ณต๋ถ€ํ•˜์„ธ์š”. [์ฝ˜ํ…์ธ  ์•ˆ๋‚ด] SQLmate๋Š” ๊ธฐ์ถœ๋ฌธ์ œ๋ฅผ ์ˆ˜๋กํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. SQLD๋Š” ์‹ค์ œ ์‹œํ—˜๋ฌธ์ œ๊ฐ€ ๊ณต๊ฐœ๋˜์ง€ ์•Š์œผ๋ฉฐ, ๊ธฐ์ถœ๋ฌธ์ œ์˜ ์ €์ž‘๊ถŒ์€ ์‹œํ–‰์ฒ˜์ธ ํ•œ๊ตญ๋ฐ์ดํ„ฐ์‚ฐ์—…์ง„ํฅ์›(KDATA)์— ์žˆ์–ด ๊ทธ๋Œ€๋กœ ์˜ฎ๊ฒจ ์‹ฃ๋Š” ๊ฒƒ์€ ํ—ˆ์šฉ๋˜์ง€ ์•Š๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค. ๋Œ€์‹  KDATA ์ถœ์ œ๊ธฐ์ค€์„ ๋ถ„์„ํ•ด ์‹ค์ œ ์‹œํ—˜์˜ ํ˜•์‹๊ณผ ๋‚œ์ด๋„์— ๋งž์ถ˜ ํ•™์Šต์šฉ ๋ฌธ์ œ๋ฅผ ์ง์ ‘ ๋งŒ๋“ค์—ˆ์Šต๋‹ˆ๋‹ค. ์ถœ์ œ ๊ฐ€๋Šฅ์„ฑ์ด ๋†’์€ ํ•ต์‹ฌ ์œ ํ˜•์œผ๋กœ ๊ตฌ์„ฑํ–ˆ์œผ๋ฉฐ, ๊ธฐ์ถœ๋ฌธ์ œ๋ฅผ ๋ณต์›ํ•˜๊ฑฐ๋‚˜ ๋ณต์ œํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ํ•™์Šต์„ ๋•๋Š” ๋„๊ตฌ์ด๋ฉฐ ํ•ฉ๊ฒฉ์„ ๋ณด์žฅํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ๋ณธ ์•ฑ์€ SQLD ํ•™์Šต์„ ๋•๋Š” ๋…๋ฆฝ์ ์ธ ๋ฏผ๊ฐ„ ํ•™์Šต ๋„๊ตฌ์ด๋ฉฐ, ํ•œ๊ตญ๋ฐ์ดํ„ฐ์‚ฐ์—…์ง„ํฅ์›(KDATA) ๋“ฑ ์ •๋ถ€, ๊ณต๊ณต๊ธฐ๊ด€๊ณผ ์ œํœดํ•˜๊ฑฐ๋‚˜ ์ด๋ฅผ ๋Œ€ํ‘œํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค. [์ด๋Ÿฐ ๋ถ„์—๊ฒŒ ์ถ”์ฒœํ•ฉ๋‹ˆ๋‹ค] SQLD๋ฅผ ์ฒ˜์Œ ์ค€๋น„ํ•˜๋Š” ๋ถ„ ๋…ํ•™์œผ๋กœ ํ•ฉ๊ฒฉ์„ ๋ชฉํ‘œํ•˜๋Š” ์ทจ์ค€์ƒ, ์ง์žฅ์ธ ์ •์ฒ˜๊ธฐ ํ•ฉ๊ฒฉ ํ›„ ๋‹ค์Œ ์ž๊ฒฉ์ฆ์„ ์ค€๋น„ํ•˜๋Š” ๋ถ„ ๋น„์ „๊ณต์œผ๋กœ ๋ฐ์ดํ„ฐ ์ง๊ตฐ์„ ์ค€๋น„ํ•˜๋Š” ๋ถ„ ์ถœํ‡ด๊ทผ ์‹œ๊ฐ„์„ ํ™œ์šฉํ•ด ์งง๊ฒŒ ๊ณต๋ถ€ํ•˜๊ณ  ์‹ถ์€ ๋ถ„ [์•ฝ๊ด€] ์ด์šฉ์•ฝ๊ด€: https://dayprep.co/sqlmate/terms ๊ฐœ์ธ์ •๋ณด์ฒ˜๋ฆฌ๋ฐฉ์นจ: https://dayprep.co/sqlmate/privacy (c) 2026 DAYLAB, contact@daylab.dev

About

Earcast

This app generates personalized daily audio content based on your interests. Two AI hosts discuss chosen topics in a conversational format, making learning engaging and convenient for your commute or workouts.

Highlights
  • Personalized daily episodes
  • AI-powered content creation
  • Conversational audio format
  • Topic selection for customization
  • Resume playback
  • Content sharing
Features
Read full description

Earcast: Korea, in your ears. Earcast is a podcast app for anyone who loves Korea. Short audio episodes about Korean culture arrive in your library every morning, picked for the topics you care about. No endless scrolling: open the app and your next K-story is already waiting. Each episode is a relaxed conversation between two hosts: a Korean insider who explains, and a curious newcomer who asks the questions you'd ask. โ–  Earcast is for you if you ยท Love K-drama, K-food or K-beauty and want the story behind them ยท Want to understand the history and everyday life behind the scenes ยท Are curious about the Korean language and how people really live ยท Prefer listening to watching another video โ–  What you can explore Korean Culture ยท Korean Language ยท History & Society ยท K-Food ยท K-Beauty & Fashion ยท K-Drama & Film โ–  Features โ–ถ Fresh K-stories every morning Two episodes matched to your interests arrive in your library each morning. A third "discovery" episode joins them, a story just outside your usual picks, to widen your view of Korea. โ–ถ Picked for you Choose your favorite topics when you sign up. You can change them anytime in Settings, and your picks update from the next day. โ–ถ Series Some stories are told across several episodes. Save a whole series at once and listen in order. โ–ถ Pick up where you left off Your listening position is saved, so the story keeps going right where you stopped. โ–ถ Browse, search and save Explore popular and recommended episodes, search for anything Korean, and save what you love to your library. When an episode ends, autoplay can start the next one. โ–ถ Arrival alerts Get a notification when new episodes arrive. Alerts are optional, and you can turn them off anytime in Settings. โ–  Good to know ยท Earcast is free to use. You can play up to 2 episodes a day, and new episodes arrive every day. ยท Episodes are in English. ยท Sign in quickly with your Google or Apple account. โ–  About AI-generated content Earcast episodes are written and voiced by AI. Topics are chosen and every episode is reviewed by people before it is published, but errors may still occur. For medical, legal, financial or other professional matters, please consult a qualified expert. The more you listen, the closer Korea feels. Start exploring with Earcast. Terms of Use: https://earcast.co.kr/en/terms Privacy Policy: https://earcast.co.kr/en/privacy

Screenshots

SQLmate4 screens
Earcast4 screens

Verdict

The call

The clearest difference is ads: Earcast at none against SQLmate's shown. Earcast also leads on monetization model (free vs free with in-app purchases). On price, review sentiment, update cadence and in-app purchases 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. SQLmate sells 1 in-app purchase, starting at $1.99 per month and Earcast sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on October 18, 2026 and October 26, 2026 respectively.

Scorecard2 real differences ยท 6 level
SQLmate versus Earcast: the parameters behind the verdict, then further details
ParameterSQLmateEarcast
PriceFreeFree
Positive reviews100.0% of reviews100.0% of reviews
Update frequencyEvery 9 daysEvery 9 days
AdsYesNo โ€” better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.1 โ€” better16.4
Further details โ€” not scored
Size102 MB66 MB
Age rating4+17+
Developerdasong simSU HEON PARK

Customer experience

SQLmate

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Earcast

Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

SQLmate

Subscriptions1
  • ํ”„๋ฆฌ๋ฏธ์—„ ์›”๊ฐ„$1.991 Month
2 purchases

Earcast

Subscriptions2
  • Daily$1.991 Month
  • Pro$5.991 Month

Questions

Is SQLmate free?
SQLmate is free to download, with in-app purchases available.
Is Earcast free?
Earcast is free to download, with in-app purchases available.
Do SQLmate or Earcast have ads?
SQLmate shows ads; Earcast does not.
Which is updated more often, SQLmate or Earcast?
SQLmate ships an update every 9 days, and Earcast every 9 days. Most recently, SQLmate was updated on October 18, 2026 and Earcast on October 26, 2026.

Other comparisons