Comparison

LectureWatch vs Days Left

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

Head to head
About

LectureWatch

Features
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Have you ever wished you had a small analog clock and stopwatch while giving a lecture with your iPad open? Lecture Watch combines an analog clock, stopwatch, and a charming bell into one simple app. Resize the clock to fit neatly on the edge of your iPad screen. Tap the clock face to start or stop the stopwatch, and triple-tap to reset. Tap the bell to play a clear β€œchime” sound that adds a pleasant touch to your session. On iPhone, enlarge the clock to fill the screen for better visibility. Ideal for lectures, public talks, and presentations. Features: β€’ Adjustable clock size β€’ Tap to start/stop stopwatch β€’ Realistic bell animation and sound β€’ Supports multiple languages (English, Japanese, Traditional & Simplified Chinese) A small and elegant analog clock you can always keep on your iPad desktop.

About

Days Left

Features
Read full description

Your next big day, at a glance. Turn your Apple Calendar events into Home Screen countdowns. Days Left automatically reads events from the built-in Calendar app on your iPhone or iPad and shows the days, hours, or minutes remaining in a widget. Keep adding and editing plans in Apple Calendar. There is no need to enter the same event twice. COUNT DOWN ON YOUR HOME SCREEN Trips, birthdays, concerts, exams, and deadlines: see what's coming up without opening the app. As an event approaches, the countdown switches to hours or minutes. AUTOMATICALLY SYNC FROM APPLE CALENDAR Allow calendar access to read your existing events. Choose the calendars you want to include, whether for work, family, or personal plans. Set the look-ahead period to 1, 2, 3, or 5 years. CHOOSE A VIEW THAT FITS Use small and medium list widgets, or Big Countdown to give one event a larger display. Choose the view that suits your plans and the space on your Home Screen. KEEP WHAT MATTERS AT THE TOP Pin an important event to prioritize it in your event list and widgets. Keep a trip or special date in sight, even when your calendar gets busy. SEE MORE PLANS WITH THE LARGE WIDGET Unlock the large list widget with a one-time in-app purchase. Small and medium widgets and Big Countdown are free. The number of visible events depends on widget size, event details, and text size. CHECK YOUR LOCK SCREEN, TOO Add Next Event, Large Countdown, or Two Events to your Lock Screen. On a compatible iPhone, use StandBy to display your clock and Big Countdown side by side while charging in landscape orientation. GET HELP ADDING YOUR WIDGETS Explore size previews and illustrated guides for the Home Screen, Lock Screen, and StandBy. You can also unlock the large widget or restore your purchase from the widget guide. BEFORE YOU START β€’ Calendar access is required to display your events. β€’ Add and edit events in Apple Calendar. β€’ StandBy requires a compatible iPhone. β€’ Widget updates are managed by iOS and iPadOS, so calendar changes may take time to appear. Open Days Left and sync to load the latest events. β€’ Available in English and Japanese. Event and calendar names appear as you entered them.

Screenshots

LectureWatch3 screens
Days Left4 screens

Verdict

The call

The clearest difference is in-app purchases: LectureWatch at none against Days Left's 1. LectureWatch also leads on iOS requirement (15.0 vs 26.2). Days Left's advantage is update cadence (every 8 days vs every 2 months). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Days Left sells 1 one-off in-app purchase. LectureWatch asks for nothing beyond the download.

UpkeepUpdate frequency

LectureWatch ships an update every 2 months, Days Left every 8 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

Scorecard3 real differences Β· 3 level
LectureWatch versus Days Left: the parameters behind the verdict, then further details
ParameterLectureWatchDays Left
PriceFreeFree
Update frequencyEvery 2 monthsEvery 8 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS15.0 β€” better26.2
Further details β€” not scored
Size8 MB4 MB
Age rating4+4+
DeveloperTARO TATSUMINaoki Hotta

In-app purchases

None

LectureWatch

No in-app purchases

1 purchases

Days Left

One-time1
  • ε€§γ‚¦γ‚£γ‚Έγ‚§γƒƒγƒˆ$0.99

Questions

Is LectureWatch free?
LectureWatch is free to download, with no in-app purchases.
Is Days Left free?
Days Left is free to download, with in-app purchases available.
Do LectureWatch or Days Left have ads?
Neither LectureWatch nor Days Left shows ads.
Which is updated more often, LectureWatch or Days Left?
LectureWatch ships an update every 2 months, and Days Left every 8 days. Most recently, LectureWatch was updated on October 17, 2026 and Days Left on October 24, 2026.

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