Comparison

ゆらぎ時計 1/f vs Starlight Clock

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

Head to head
About

ゆらぎ時計 1/f

Features
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くろねこ研究所 KuronekoLab. 1/fのリズムでゆらぐのほのかな灯のレトロな時計 光って、ゆらぐだけのライトに時計がついた 画面をタッチして動かすと色を変えられます 斜めに動かしてね 足跡機能をONにすると時々足跡が歩き出す Fluctuation light 1 / f a faint light with fluctuations Feel free to use it to illuminate your surroundings with the brightness of the screen. Usage is free Just shine and shake You can change the color by touching and moving the screen Move it diagonally

About

Starlight Clock

Features
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This is a digital and analog clock application with a starry sky motif. The constellation changes every hour. You can also set events in which locomotives appear at 10, 15, 20, 30, and 60 minute intervals. Sometimes shooting stars also stream. ***** The time text, analog clock, and constellations can be moved with the fingers. The analog clock and constellations can be zoomed in and out with two fingers. Seconds can also be displayed. Touching the time character switches to setting mode. The date and time can be changed to various formats by touching it in the setting mode. The display can be switched between 12-hour and 24-hour formats. Screen rotation in portrait and landscape orientation is also supported. By pressing buttons such as "2X" and "3X," the font size can be adjusted in steps. You can choose from 24 different constellations. The order of the constellations can be set to change randomly as well as in a predetermined order. The time signal can be set to one of 79 different tones.

Screenshots

ゆらぎ時計 1/f1 screens
Starlight Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: ゆらぎ時計 1/f at none against Starlight Clock's 1. ゆらぎ時計 1/f also leads on iOS requirement (12.0 vs 14.0). On price, update cadence, ads 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. Starlight Clock sells 1 one-off in-app purchase. ゆらぎ時計 1/f asks for nothing beyond the download.

UpkeepUpdate frequency

ゆらぎ時計 1/f ships an update every 2 months, Starlight Clock every 3 months. The most recent releases landed on September 25, 2026 and July 28, 2026 respectively.

Scorecard2 real differences · 4 level
ゆらぎ時計 1/f versus Starlight Clock: the parameters behind the verdict, then further details
Parameterゆらぎ時計 1/fStarlight Clock
PriceFreeFree
Update frequencyEvery 2 months — betterEvery 3 months
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size15 MB14 MB
Age rating4+4+
Developertakayuki atsumiMihoko Araki

In-app purchases

None

ゆらぎ時計 1/f

No in-app purchases

1 purchases

Starlight Clock

One-time1
  • Starlight Clock with no ads$2.99

Questions

Is ゆらぎ時計 1/f free?
ゆらぎ時計 1/f is free to download, with no in-app purchases.
Is Starlight Clock free?
Starlight Clock is free to download, with in-app purchases available.
Do ゆらぎ時計 1/f or Starlight Clock have ads?
Both ゆらぎ時計 1/f and Starlight Clock show ads.
Which is updated more often, ゆらぎ時計 1/f or Starlight Clock?
ゆらぎ時計 1/f ships an update every 2 months, and Starlight Clock every 3 months. Most recently, ゆらぎ時計 1/f was updated on September 25, 2026 and Starlight Clock on July 28, 2026.

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