Comparison

MillClock vs Custom Digital Clock

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

Custom Digital Clock

Display a stylish digital clock on your smartphone. Personalize the clock's appearance with custom coloring options to match your style.

Highlights
  • Stylish digital clock display
  • Customizable coloring
  • Smartphone integration
  • Personalized appearance
Features
Read full description

Stylish digital clock displayed on your smartphone. Customize the coloring freely.

Screenshots

MillClock4 screens
Custom Digital Clock4 screens

Verdict

The call

The clearest difference is review sentiment: MillClock at 75% against Custom Digital Clock's 0%. MillClock also leads on rating (4.7 vs 1.0) and ads (none vs shown). On price, in-app purchases, device support and iOS requirement 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

MillClock holds the better App Store score, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 75% of MillClock's written reviews are positive against 0% of Custom Digital Clock's.

UpkeepUpdate frequency

MillClock ships an update every 6 weeks, Custom Digital Clock every 9 months. The most recent releases landed on September 18, 2026 and July 10, 2026 respectively.

Scorecard6 real differences · 4 level
MillClock versus Custom Digital Clock: the parameters behind the verdict, then further details
ParameterMillClockCustom Digital Clock
PriceFreeFree
Rating4.7 (3 ratings) — better1.0 (1 ratings)
Positive reviews75.0% of reviews — better0.0% of reviews
Number of ratings3 — better1
Update frequencyEvery 6 weeks — betterEvery 9 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.1
Further details — not scored
Size123 MB29 MB
Age rating4+4+
DeveloperArtem Tverdohlebtadashi endo

Customer experience

MillClock

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

Custom Digital Clock

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

MillClock

No in-app purchases

None

Custom Digital Clock

No in-app purchases

Questions

Is MillClock free?
MillClock is free to download, with no in-app purchases.
Is Custom Digital Clock free?
Custom Digital Clock is free to download, with no in-app purchases.
Which has better reviews, MillClock or Custom Digital Clock?
MillClock is rated higher. MillClock averages 4.7 out of 5 from 3 ratings, while Custom Digital Clock averages 1.0 from 1 ratings.
Do MillClock or Custom Digital Clock have ads?
Custom Digital Clock shows ads; MillClock does not.
Which is updated more often, MillClock or Custom Digital Clock?
MillClock ships an update every 6 weeks, and Custom Digital Clock every 9 months. Most recently, MillClock was updated on September 18, 2026 and Custom Digital Clock on July 10, 2026.

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