Comparison

On Time vs Duration Tracker

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

Head to head
About

On Time

Features
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Know exactly when to get started β€” so you show up on time, every time. You know when you need to be there. The hard part is everything that has to happen first: getting the kids in the car, grabbing coffee, stopping for gas, picking up a gift. On Time counts back from your deadline through each of those steps and tells you the exact minute to start. HOW IT WORKS 1. Set your "Be There" or End time. 2. Add each thing you need to do first, with how many minutes it takes. 3. On Time adds it up and shows the time you need to get started. That's it. Change a step and your start time updates instantly. GREAT FOR β€’ Getting to practice, school or work after a few errands β€’ Getting ready for a dinner, party or date night β€’ Appointments where you need to park, check in or fill out forms β€’ Morning routines: shower, breakfast, drop-off, commute β€’ Catching a flight, train or ride with time to spare β€’ Anyone who always thinks "I have plenty of time" FEATURES β€’ Count back from any end time β€’ Unlimited steps, each with its own minutes β€’ Drag to reorder steps; delete what you don't need β€’ Running total of all your prep and travel time β€’ Your list is saved automatically for next time β€’ No account, no sign-up β€’ Works offline Stop guessing. Start on time. Questions or ideas? Use Contact in the app menu β€” we read every message.

About

Duration Tracker

Read full description

Duration Tracker helps you understand how much time you are truly investing in your work. Simply tap Record to mark the start time, and tap Stop when you finish. The app automatically calculates and displays the duration between the two timestamps, giving you a clear view of how long each session lasts. You can split your work into multiple sessions and track them separately. When needed, select multiple sessions to instantly see the total time spent across all selected activities. With a clean and straightforward interface, Duration Tracker makes it easy to stay aware of your time and focus on what matters most.

Screenshots

On Time2 screens
Duration Tracker4 screens

Verdict

The call

The clearest difference is ads: Duration Tracker at none against On Time's shown. Duration Tracker also leads on update cadence (weekly vs every 3 months). On Time's advantage is iOS requirement (15.0 vs 26.0). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

On Time ships an update every 3 months, Duration Tracker weekly. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

Scorecard3 real differences Β· 3 level
On Time versus Duration Tracker: the parameters behind the verdict, then further details
ParameterOn TimeDuration Tracker
PriceFreeFree
Update frequencyEvery 3 monthsWeekly β€” better
AdsYesNo β€” better
In-app purchasesNoNo
DevicesiPhone, iPod β€” betteriPhone
Requires iOS15.0 β€” better26.0
Further details β€” not scored
Size18 MB9 MB
Age rating4+4+
DeveloperJMS TECHNOLOGY SYSTEMSMyung Geun Choi

In-app purchases

None

On Time

No in-app purchases

None

Duration Tracker

No in-app purchases

Questions

Is On Time free?
On Time is free to download, with no in-app purchases.
Is Duration Tracker free?
Duration Tracker is free to download, with no in-app purchases.
Do On Time or Duration Tracker have ads?
On Time shows ads; Duration Tracker does not.
Which is updated more often, On Time or Duration Tracker?
On Time ships an update every 3 months, and Duration Tracker weekly. Most recently, On Time was updated on November 8, 2026 and Duration Tracker on November 9, 2026.

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