Comparison

StudyDay vs Monun

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

Head to head
About

StudyDay

Features
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Study timer & focus planner for students and exam takers โ€” track every subject, hit your study goals. StudyDay: Study Timer & Log is a simple, beautiful study tracker built for students and exam takers. Tap to start a stopwatch for any subject, stop when you're done, and your time is saved automatically. No setup, no complexity. KEY FEATURES โ€ข Subject Timer โ€” One tap starts a stopwatch for any subject. Switch subjects anytime; the previous one stops automatically. โ€ข Pomodoro Timer โ€” Focus and rest in turns (25 and 5 minutes by default, adjustable in Settings). You get a notification when each round ends, and tomatoes show how many rounds you finished today. โ€ข Monthly Calendar โ€” See which days you studied at a glance. Tap any day to jump straight to the timer. โ€ข Study Stickers โ€” After each session, pick a sticker that matches your mood. Your calendar fills up with small victories. โ€ข Detailed Statistics โ€” View your study time by day, week, or month. A bar chart shows your weekly rhythm; a donut chart breaks down time by subject. โ€ข Manual Entry โ€” Forgot to start the timer? Enter time directly for any subject and date. Fix or delete any record from the study log. โ€ข Subject Management โ€” Add as many subjects as you need, each with its own color, so your data is always organized. โ€ข Dark Mode โ€” Follows your phone's setting automatically. Easy on the eyes for late-night study. โ€ข Color Themes โ€” Coral is always on. Pastel Blue, Green and Purple can each be unlocked for 7 days by watching a short ad. DESIGNED FOR SIMPLICITY No account required. No internet connection needed. All your data stays on your device โ€” private, always. Whether you're preparing for an exam, tracking daily study habits, or just curious how much time you spend on each subject, StudyDay gives you the clarity you need. StudyDay is supported by ads: a banner on the Calendar and Stats screens, and an optional video ad only when you choose to unlock a color theme. Privacy Policy: https://www.junu.co.kr/terms/studytime/privacy/

About

Monun

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Your study time becomes your planner. Plan your day. Watch your planner fill in as you study. Monun keeps the record for you. โ–  A planner that fills itself in The time you track for each subject automatically appears in your planner. See what you studied and how long, all on one page. โ–  Your plan. Your progress. Lay out today's study plan. Planned time and actual time sit on the same grid. โ–  A timer for every subject Pick a subject and start studying. When you stop, the session is saved to your planner. โ–  To-dos that stay on track List your tasks for the day and check them off one by one. โ–  Close the day with a reflection The good and the not so good. Leave a few words about how today went. โ–  See your consistency grow Look back by day, week, or month. Each day's study time colors in the calendar. โ–  Your day on a single card Turn today's record into one card. โ–  On your Home Screen and Lock Screen Check your record without opening the app. Follow your study time on your Lock Screen and Dynamic Island while the timer runs. โ–  Your records follow you Keep your study records in sync across devices signed in to the same iCloud account. Contact & Feedback: vocahub5789@gmail.com Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://gray-meter-d7a.notion.site/Monun-Privacy-Policy-3dc0e8b8254180129baff4cf418741ec?source=copy_link

Screenshots

StudyDay4 screens
Monun4 screens

Verdict

The call

The clearest difference is in-app purchases: StudyDay at none against Monun's 1. Monun's advantage is update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement 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. Monun sells 1 one-off in-app purchase. StudyDay asks for nothing beyond the download.

UpkeepUpdate frequency

StudyDay ships an update fortnightly, Monun every 4 days. Both last shipped on October 31, 2026.

Scorecard2 real differences ยท 4 level
StudyDay versus Monun: the parameters behind the verdict, then further details
ParameterStudyDayMonun
PriceFreeFree
Update frequencyFortnightlyEvery 4 days โ€” better
AdsYesYes
In-app purchasesNo โ€” betterYes
DevicesiPhoneiPhone, iPad โ€” better
Requires iOS17.0 โ€” better18.0
Further details โ€” not scored
Size6 MB19 MB
Age rating4+4+
DeveloperJinyoung LeeJUHYEONG BYUN

In-app purchases

None

StudyDay

No in-app purchases

1 purchases

Monun

One-time1
  • Monun Premium$12.00

Questions

Is StudyDay free?
StudyDay is free to download, with no in-app purchases.
Is Monun free?
Monun is free to download, with in-app purchases available.
Do StudyDay or Monun have ads?
Both StudyDay and Monun show ads.
Which is updated more often, StudyDay or Monun?
StudyDay ships an update fortnightly, and Monun every 4 days. Most recently, StudyDay was updated on October 31, 2026 and Monun on October 31, 2026.

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