코잠 vs QuitOrDoLite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
코잠
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밤눈이 어두운 당신, 어두운 잠자리가 무서운 당신, 오붓한 분위기를 좋아하는 당신. 코잠이 당신의 밤을 부드럽게 밝혀 드립니다. 코잠은 숙면을 돕는 무드 라이트 앱입니다. 순서대로 색이 변하는 빛, 손가락으로 그리는 별빛, 잔잔한 백색소음으로 잠들기 전 공간을 편안한 밤으로 바꿔 보세요. ■ 이런 분께 추천해요 • 잠들기 전 은은한 불빛이 필요한 분 • 완전 암흑보다는 부드러운 분위기를 선호하는 분 • 아이 방·침실 무드등을 대신하고 싶은 분 ■ 사용 방법 코잠을 실행합니다 「순서대로 색 전환」 또는 「별빛 그리기」를 선택합니다 색 전환: 원하는 색을 골라 주세요 별빛 그리기: 화면을 따라 별을 그려 보세요 백색소음(BGM)을 골라 주세요 시간을 설정한 뒤 START를 누릅니다 재생 중 밝기·색을 조절하며 코잠을 감상하세요 시간이 끝나면 앱이 종료되어 아침을 방해하지 않습니다 ■ 코잠만의 매력 • 달빛 무드 UI로 눈이 편안한 밤 분위기 • 색 전환 모드와 별빛 그리기 모드 • 잔잔한 백색소음과 타이머 • 광고 숨기기로 더 방해받지 않는 수면 시간 편안한 잠자리를 위해, 상쾌한 아침을 위해. 지금 바로 코잠으로 달라진 밤을 시작해 보세요.
QuitOrDoLite
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Welcome to 'QuitOrDo'! Start a new journey of everyday change with the 'QuitOrDo' app today. Daily small habits can grow you and lead to significant changes over time. This app will help you abandon bad habits and achieve good habit goals. 'QuitOrDo' will assist you in setting, managing, and tracking habits for quitting smoking, sobriety, exercise, diet, meditation, or other personal goals and be your companion in this journey. With a simple interface, visually track your achievements and motivate yourself for continuous improvement and growth. We are always here to cheer you on! Key Features: - Daily Achievement Check: Check the number of days you've succeeded in your target items daily and renew your resolve. - Add and Delete Goals: Add items you aim to achieve such as quitting smoking, sobriety, exercise, diet, meditation, manage multiple items simultaneously, and delete them if necessary. - Notifications and Motivational Quotes: Receive notifications at a set time every day along with motivational quotes to help you continuously achieve your goals. From small lifestyle changes to big challenges, the 'QuitOrDo' app is with you at every step. Download now and start your journey towards a more fulfilling and grown life!
Screenshots
Verdict
The clearest difference is ads: QuitOrDoLite at none against 코잠's shown. QuitOrDoLite also leads on update cadence (every 9 days vs every 18 months). 코잠's advantage is iOS requirement (15.0 vs 17.0). On price, 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.
코잠 ships an update every 18 months, QuitOrDoLite every 9 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | 코잠 | QuitOrDoLite |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | — |
| Update frequency | Every 18 months | Every 9 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 27 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Yun HyeJeong | SoonHo Shin |
In-app purchases
코잠
No in-app purchases
QuitOrDoLite
No in-app purchases









