Comparison

Time Master vs Dynamic Calendar

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

Head to head
About

Time Master

Design and manage custom timer sequences for interval timing. Organize multiple timers into series, set durations, and choose completion sounds. Personalize your experience with custom themes and track your timer runs.

Highlights
  • Create custom timer series
  • Organize timers into sequences
  • Set individual timer intervals
  • Choose completion tones
  • Customizable themes
  • Track record of timer runs
Features
Read full description

Create custom timer series! Time Master allows you to create your timers and organise them into a series. Gone are the days of timing intervals one at a time. Design your timer series, and run them with one tap. Time Masters clean user interface makes creating and modifying timer series as easy as pie! Name your individual timers, set the interval length, choose whether or not the series ask to continue once the timer is done, and choose the completion tone. Add a bit of colour in your life with custom themes. Time Master also keeps track of all your timer runs in the track record.

About

Dynamic Calendar

Manage your schedule efficiently with this ad-free tool. View calendars and tasks via desktop widgets, sync with your system calendar, and get reminders for holidays and make-up workdays. Enjoy a smooth user experience for all your scheduling needs.

Highlights
  • Widget calendar view (daily, weekly, monthly)
  • Holiday and make-up workday reminders
  • System calendar synchronization
  • Schedule list view
  • Ad-free experience
Features
Read full description

A simple, efficient, ad-free schedule management tool that supports creating and viewing schedules, displays calendars and schedules via desktop widgets, and integrates perfectly with the phone's system calendar to provide users with a smooth experience. Highlight features: - View calendar via widgets Provides daily, weekly, and monthly calendars, allowing you to switch dates directly in the widget without opening the app. - Holiday make-up work reminders Supports viewing national holiday make-up work and adjusted rest day information. - System calendar sync After authorizing access to the system calendar, you can sync, view, edit, and manage schedules in the system calendar. - Schedule list view An efficient list view that clearly presents upcoming tasks at a glance. If you have any comments or suggestions, please email: xuewei_app@163.com. - Quick view on Apple Watch Check today's overview, a rolling seven-day weekly calendar, a full monthly calendar, and single-day details on your wrist without taking out your phone. Gregorian and lunar dates run through every page; schedules, reminders, birthdays, anniversaries, and countdown days are all clear at a glance. Smart Stack widgets and watch face complications can display the lunar date, the next schedule, or the nearest special date, and open the corresponding content directly. Data is synced by the companion iPhone app through the system's WatchConnectivity, and synced content can still be viewed offline.

Screenshots

Time Master4 screens
Dynamic Calendar4 screens

Verdict

The call

The clearest difference is rating: Dynamic Calendar at 4.2 against Time Master's 2.3. Time Master's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 3 weeks). On price, ratings volume, ads and monetization model 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. Dynamic Calendar sells 1 one-off in-app purchase. Time Master asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Dynamic Calendar holds the better App Store score, 4.2 against 2.3. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews complicate that: 33% of Time Master's written reviews are positive against 23% of Dynamic Calendar's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Time Master ships an update weekly, Dynamic Calendar every 3 weeks. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

Scorecard5 real differences · 5 level
Time Master versus Dynamic Calendar: the parameters behind the verdict, then further details
ParameterTime MasterDynamic Calendar
PriceFreeFree
Rating2.3 (3 ratings)4.2 (6 ratings) — better
Positive reviews33.3% of reviews — better22.7% of reviews
Number of ratings36 — better
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, Apple Watch — better
Requires iOS10.0 — better17.0
Further details — not scored
Size16 MB49 MB
Age rating4+4+
DeveloperZIZO APPS PTY. LIMITEDTianjin Nankai Xuewei Technology Studio (Individually Owned Business)

Customer experience

Time Master

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Dynamic Calendar

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews22 reviews
Positive22.7%
Neutral13.6%
Negative63.6%

In-app purchases

None

Time Master

No in-app purchases

1 purchases

Dynamic Calendar

One-time1
  • Lifetime VIP$3.99

Questions

Is Time Master free?
Time Master is free to download, with no in-app purchases.
Is Dynamic Calendar free?
Dynamic Calendar is free to download, with in-app purchases available.
Which has better reviews, Time Master or Dynamic Calendar?
Dynamic Calendar is rated higher. Time Master averages 2.3 out of 5 from 3 ratings, while Dynamic Calendar averages 4.2 from 6 ratings.
Do Time Master or Dynamic Calendar have ads?
Neither Time Master nor Dynamic Calendar shows ads.
Which is updated more often, Time Master or Dynamic Calendar?
Time Master ships an update weekly, and Dynamic Calendar every 3 weeks. Most recently, Time Master was updated on October 23, 2026 and Dynamic Calendar on October 25, 2026.

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