Comparison

MillClock vs When

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

Head to head
About

MillClock

Control the extensive features of your Nixie clock from your phone. Synchronize time with online references or your device, set alarms, and customize display effects. This app transforms your historical clock into a functional, modern decor piece for any space.

Highlights
  • Synchronize time with online references
  • Synchronize time with phone
  • Manual time correction
  • Alarm clock functionality
  • Hourly signal with customizable duration
  • Customizable display effects (smooth/abrupt transitions, colon blinks)
  • Backlight control with color slider
  • Automatic summer/winter time adjustment
Features
Read full description

Set the vast array of your clock’s functions via phone Set these functions and make the owner of a historical clock and a cutting edge functional decor for home and office. Synchronize time of your Nixie clock with the 4 time reference websites or Synchronize time of your Nixie clock with the time on your phone Correct time accuracy manually Alarm clock Date auto display Signal every hour. You can hear the strikes of every hour, shut them down at night, and set their duration. Smooth/Abrupt transition of digits – beautiful effects of time and date display. Blinks of Separation colons Turn on/off Backlight Slider for Backlight LED colours Auto switch to summer/winter time 12/24 hour format How to set the exact time on your Nixie clock via phone The main reason why Nixie clock owners connect their clocks to the Internet is to synchronize with the time reference websites. Or they synchronize the clock’s time with their phone’s time. The procedure is quite standard and simple. 1. Enter Wi-Fi mode on the clock. Push the right button (underlighting) on your Nixie clock and hold it for at least 4 seconds. Or you can push the grid key (#) on your Nixie clock Remote control. 2. Connect to Wi-Fi. When the LEDs go off download this application, enter the Wi-Fi point of access SSID and password in the application window. 3. Connect your phone to your Nixie clock. Enter the clock’s SSID and password. By default, the device name is "Millclock_V6" the password is "ML123456". Then, press the “Connect” button. If the connection is successful, the testing LED on the PCB will light steadily. Your Nixie clock receives exact time signals from the 4 websites that are filled in by default. The exact time will appear on your clock. 4. Or synchronize your Nixie clock with your phone’s time. After the Wi-Fi connection is established, press the “Sync time with phone” button in the application window. Your phone’s time will appear on your clock. What’s new? Setting your nixie clock via this version of application is very transparent and simple. It covers all main and superfluous tray of advanced settings. In case, you need help you are welcome to refer to our professional on-line support service.

About

When

This app offers a minimalist flip clock experience with customizable widgets. It features a full-screen display with classic page-turning animations and adjustable brightness. Personalize your time display with options for seconds, date, and week.

Highlights
  • Full-screen classic flip animation
  • Minimalist design style
  • Customizable time display (seconds, date, week)
  • 12/24 hour mode switching
  • Adjustable screen brightness
  • Multiple widget options (Flip Clock, Digital Clock, Calendar, Progress Bar, Disc Clock)
Features
Read full description

It is a must-have personalized posing artifact for hipsters, a must-have tool for exam preparation and study, and hard work. Eye-catching digital digital watch display, convenient for your living room, any angle of the work desk to watch the time. Full screen flip, clock display more prominent, no matter where you put it, it is a beautiful scenery. Widgets: - Flip Clock Widget - Digital Clock Widget - Friday Calendar Widget - Progress Bar Widget - Disc Clock Widget Special Features. 1, full-screen classic page animation, minimalist design style 2、Free control of the display of time: seconds, date, week is free to control the display of hidden 3, 12 and 24 hours mode switching 4, left and right slide the clock screen, adjust the brightness of the screen

Screenshots

MillClock4 screens
When4 screens

Verdict

The call

The clearest difference is ads: MillClock at none against When's shown. MillClock also leads on monetization model (free vs ad-supported). When's advantage is update cadence (weekly vs every 6 weeks) and review sentiment (90% vs 75%). On price, rating, 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for MillClock against 4.7 for When. That said, the two scores are not equally well evidenced: When has 28 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 75% of MillClock's written reviews are positive against 90% of When's.

UpkeepUpdate frequency

MillClock ships an update every 6 weeks, When weekly. Both last shipped on October 6, 2026.

Scorecard6 real differences · 4 level
MillClock versus When: the parameters behind the verdict, then further details
ParameterMillClockWhen
PriceFreeFree
Rating4.7 (3 ratings)4.7 (28 ratings) — better
Positive reviews75.0% of reviews90.0% of reviews — better
Number of ratings328 — better
Update frequencyEvery 6 weeksWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.010.0 — better
Further details — not scored
Size123 MB73 MB
Age rating4+4+
DeveloperArtem Tverdohleb磊 岑

Customer experience

MillClock

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

When

All ratings28 ratings
Positive92.9%
Neutral7.1%
Negative0.0%
Written reviews20 reviews
Positive90.0%
Neutral5.0%
Negative5.0%

In-app purchases

None

MillClock

No in-app purchases

None

When

No in-app purchases

Questions

Is MillClock free?
MillClock is free to download, with no in-app purchases.
Is When free?
When is free to download, with no in-app purchases.
Which has better reviews, MillClock or When?
When is rated higher. MillClock averages 4.7 out of 5 from 3 ratings, while When averages 4.7 from 28 ratings.
Do MillClock or When have ads?
When shows ads; MillClock does not.
Which is updated more often, MillClock or When?
MillClock ships an update every 6 weeks, and When weekly. Most recently, MillClock was updated on October 6, 2026 and When on October 6, 2026.

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