Comparison

DsStopWatch vs Time Calculator Simple&Easy

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

Head to head
About

DsStopWatch

This utility allows for precise time measurement with multiple stopwatches. It offers real-time recording, saving, and copying of time data in CSV format. Advanced features include button operation customization, lock mode for preventing accidental presses, and the ability to synchronize operations.

Highlights
  • Multiple stopwatches
  • Real-time time recording
  • Save and copy time records (CSV)
  • Customizable button operations
  • Lock mode for accidental presses
  • Light and dark screen modes
  • Operation cancellation and modification
Features
Read full description

1. How to operate (1) Button operation Operable buttons are colored. (2) Time record The measured time is recorded on the record screen in real time. To see the new record screen, press the Record> button. To see the old record screen, press the R button. To clear the time record, press the Clear All button twice. To save the time record, press the Save All button twice. Time record saves are overwritten each time. When you press the Copy button, the time record is copied to the clipboard in csv format, so you can paste it to Numbers etc. Selecting a name will display the selected person's time record. By selecting the unit distance for lap timing, the lap time for each unit distance is displayed. (3) Button operation reaction Vibration by button operation, click sound, support voice are possible. Operate with the Vibration button, Click button, and Voice button. (4) Name change You can change the name. Press the Name button or RUN button to enter LOCK mode, select a name to change the name, and press the return key to confirm the name change. Even if you change the name, pressing anything other than the return key cancels the name change. (5) LOCK mode Button operation can be prohibited to prevent erroneous button operation. If you press the Name button or RUN button to enter LOCK mode, button operation is prohibited. To cancel LOCK mode, press the Name button or LOCK button again. (6) Light screen and dark screen You can switch between light screen and dark screen. Please push the Light button or the Dark button. (7) Operation cancellation function The operation cancellation function can cancel the button operation. Only the last button operation can be canceled. Press the Undo button immediately after pressing the button. (8) Operation change function The operation change function can cancel and change the button operation. Only the last button operation can be changed. Immediately after pressing the button, press the Undo button, press the Sync button, and then press the button you want to change. (9) Operation addition function Operation addition function can be added by synchronizing button operation. It can be added in sync with the last button operation. Immediately after pressing the button, press the Sync button, then press the button you want to add. (10) Select mode Select mode allows you to operate multiple buttons at the same time. Press the Sel button to switch to select mode, select multiple buttons you want to operate at the same time, and then press the Sel button at the bottom. (11) Tapping mode The tapping mode allows you to tap first and then assign the tapping operation to any button on the stopwatch. Press the Tap button to switch to tapping mode, press the Tapping button, then press the button you want to assign to the stopwatch. You can also use A, G, 0 on the external keyboard and 0 on the numeric keypad instead of the Tapping button. The Tapping button can be memorized up to 10 times. 2. Operation Lap time and total time are displayed repeatedly in the range from 00:00.0 to 59:99.9. The time record on the record screen is displayed repeatedly in the range from 0:00:00.0 to 9:59:59.9. The Lap button also displays the number of Laps. The Lap button repeats the display in the range from 0 to 9. Lap on the record screen is displayed repeatedly in the range from 0 to 99. The resolution of the time display is 0.1 seconds, but the internal time is measured with a higher resolution. The action of each button starts at the moment the button is pressed and released. (Same as apple genuine app.) Even if you quit the app or turn off the power of the smartphone, it will continue to keep time when you start the app. There is no background processing, so this app will not drain your battery when you close it.

About

Time Calculator Simple&Easy

This app simplifies time-based calculations, offering features like decimal input and unit conversion. It supports physical keyboards and allows for easy reuse of past calculations. Customize display formats and tap feedback for a personalized experience.

Highlights
  • Time calculation
  • Unit conversion
  • Decimal input
  • Physical keyboard support
  • History reuse
  • Customizable settings
Read full description

A calculator app that is good at calculating time. version 1.9 - The decimal and thousands separators are now compliant with each country's locale. - An in-app settings screen has been added. As a result, 1. Tap/click feedback can now be specified. 2. You can now select the default display format for time calculation results. - You can easily find the settings icon on the main screen. version 1.7 - The last unit "Second" following "Hour" or "Minute" can now be omitted. version 1.6 - This app enhanced that in order to put calculated your result back to a number for math. For long tap on hours/minutes/seconds buttons. version 1.5.2 - Supported physical keyboards (external keyboards) for iOS/iPadOS 15. version 1.5 - You can now tap the number buttons immediately after launching this app. version 1.4 - Supported physical keyboards (external keyboards). (iOS 14.0 Later) app keypad -> keyboard ----------- --------------- 0 - 9 | . 0 - 9 | . d | h | m | s D | H | M | S + | - | × | ÷ + | - | * | / = = | enter | return C/AC C | esc ← backspace | delete copy expression to clipboard ⌃C | ⌘C paste expression from clipboard ⌃V | ⌘V re-size (only for iPad, Mac) ⌃R | ⌘R show/hide history view ⌃H | ⌘H Version 1.3 - Enabled to enter a decimal point. ex) 8h - 7.75h = 15m Version 1.2 - In the unit conversion after calculation, two types of results are displayed. ex) for "m"(minutes), 1h 25m 2s -> 85m 2s -> 85.033m (Switch each time you press "m"(minutes)) Version 1.1 - This app saved the formula history as a calculation result. And you can reuse it. - This app enables multitasking with Slide Over and Split View for iPad. - This app enables to light and dark styles. - This app can be resized for only iPad. - Enables device rotate for only iPad. Please use it conveniently.

Screenshots

DsStopWatch4 screens
Time Calculator Simple&Easy4 screens

Verdict

The call

The clearest difference is rating: Time Calculator Simple&Easy at 4.8 against DsStopWatch's 4.3. Time Calculator Simple&Easy also leads on ratings volume (127 vs 3). DsStopWatch's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

Time Calculator Simple&Easy holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Time Calculator Simple&Easy has 127 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 7, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level
DsStopWatch versus Time Calculator Simple&Easy: the parameters behind the verdict, then further details
ParameterDsStopWatchTime Calculator Simple&Easy
PriceFreeFree
Rating4.3 (3 ratings)4.8 (127 ratings) — better
Positive reviews—75.0% of reviews
Number of ratings3127 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS12.0 — better15.0
Further details — not scored
Size9 MB1 MB
Age rating4+4+
DeveloperRyuichi KatoYOSHIHIRO NAKAJIMA

Customer experience

DsStopWatch

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Time Calculator Simple&Easy

All ratings116 ratings
Positive94.8%
Neutral3.4%
Negative1.7%
Written reviews20 reviews
Positive75.0%
Neutral5.0%
Negative20.0%

In-app purchases

None

DsStopWatch

No in-app purchases

None

Time Calculator Simple&Easy

No in-app purchases

Questions

Is DsStopWatch free?
DsStopWatch is free to download, with no in-app purchases.
Is Time Calculator Simple&Easy free?
Time Calculator Simple&Easy is free to download, with no in-app purchases.
Which has better reviews, DsStopWatch or Time Calculator Simple&Easy?
Time Calculator Simple&Easy is rated higher. DsStopWatch averages 4.3 out of 5 from 3 ratings, while Time Calculator Simple&Easy averages 4.8 from 127 ratings.
Do DsStopWatch or Time Calculator Simple&Easy have ads?
Neither DsStopWatch nor Time Calculator Simple&Easy shows ads.
Which is updated more often, DsStopWatch or Time Calculator Simple&Easy?
DsStopWatch ships an update every 2 months, and Time Calculator Simple&Easy every 2 months. Most recently, DsStopWatch was updated on June 7, 2026 and Time Calculator Simple&Easy on September 20, 2026.

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