Comparison

Course Reminder vs GapClock

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

Head to head
About

Course Reminder

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Course Reminder - Timetable & Smart Class Alerts Your week in one glance. Enjoy both landscape and portrait viewing on iPhone and iPad. Customize your semester start date to automatically calculate the current week, and switch weeks instantly to view past and future classes. Main Features: • Course editing: weekly / odd weeks / even weeks / daily / one-time rules, with course name and location. • Voice countdown reminders: set reminder lead times for each class (0 minutes, 5–180 minutes, and 1–30 days). Multiple reminders supported. • Import & export: import/export .courses files for easy backup, transfer, and sharing. • VIP (optional): unlock more timetable capabilities and enable iCloud sync (VIP only). Stored locally. No network required to view and manage your timetable.

About

GapClock

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Minimal Interval Clock - No Screen-Staring, Focus on Tasks Effortlessly! - 【Minimal & Focused】: Ditch the fancy extras , keep only the core timing features you need—perfect as your go-to interval timer, HIIT timer, and Tabata timer! - 【Customizable Tasks】: Want to set "5 mins running + 3 mins walking" repeated 3 times? Or "20 mins vocabulary + 5 mins break"? Tailor tasks to your needs easily! - 【Loop Timing】: Just 2 steps to customize your to-dos + durations, set the loop count, and start timing right after opening—ideal for consistent HIIT, Tabata, or daily interval routines! - 【Reminders Even When Locked】: No fear of screen lock or background apps! It’ll sound an alert automatically when time’s up, switching to the next phase seamlessly—no need to glance at the screen at all! - 【Celebrate Small Wins】: Celebrate every little interval success of yours! Keep motivation high with each completed cycle, whether it’s a Tabata round or a study session! - 【Complete Tasks, Become Better】: Whether you’re a beginner doing interval runs, a student memorizing key points, or splitting work tasks, multi-device support helps you stay focused on every rhythm. Nail your plans easily with your reliable interval timer!

Screenshots

Course Reminder3 screens
GapClock4 screens

Verdict

The call

The clearest difference is update cadence: Course Reminder at every 2 weeks against GapClock's every 5 weeks. Course Reminder also leads on iOS requirement (15.6 vs 17.0). 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

Course Reminder ships an update every 2 weeks, GapClock every 5 weeks. The most recent releases landed on September 30, 2026 and September 27, 2026 respectively.

Scorecard2 real differences · 4 level
Course Reminder versus GapClock: the parameters behind the verdict, then further details
ParameterCourse ReminderGapClock
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.6 — better17.0
Further details — not scored
Size65 MB19 MB
Age rating4+4+
Developer中强 邓铁 周

In-app purchases

None

Course Reminder

No in-app purchases

None

GapClock

No in-app purchases

Questions

Is Course Reminder free?
Course Reminder is free to download, with no in-app purchases.
Is GapClock free?
GapClock is free to download, with no in-app purchases.
Do Course Reminder or GapClock have ads?
Neither Course Reminder nor GapClock shows ads.
Which is updated more often, Course Reminder or GapClock?
Course Reminder ships an update every 2 weeks, and GapClock every 5 weeks. Most recently, Course Reminder was updated on September 30, 2026 and GapClock on September 27, 2026.

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