Comparison

JiaClock vs Moon Clock

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

Head to head
About

JiaClock

Features
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JiaClock is an aesthetic clock app designed to be beautiful, practical, and distraction-free. Make time more than just numbers in the corner of the screen. Turn it into part of your desk, bedside, and moments of focus. 【Perfect For】 Focus Sessions · Bedside Display · Home Office · Home Screen Decoration 【Main Features】 • Digital Clock — Large immersive display, perfect for focused work and bedside use • Flip Clock — Classic flip-card design blending vintage and modern aesthetics • Transparent Clock — Overlay the clock on a live camera view with a glassmorphism interface. All camera content is previewed locally only and is never recorded or uploaded • Hourglass Clock — Watch flowing sand record the passage of your day • World Clock — Somewhere in the world, another sunrise or sunset is happening right now • Couple Clock — Share the same moment with someone special, view each other's local time, and keep memories of your shared moments 【Widgets】 • Small, Medium, and Large widget sizes • Sync with in-app settings • One-tap home screen customization • Minute-based updates for lower distraction and better battery life 【Personalization】 • Multiple beautiful themes • Flexible combinations of 12/24-hour format, seconds, date, and weekday display • Custom slogans to create your own sense of time and ritual 【Languages】 English, Simplified Chinese, Traditional Chinese, Japanese, Korean 【Pro Features】 • Use your own photos as Digital Clock backgrounds • Use your own photos as Flip Clock backgrounds • Automatically unlock future premium clock styles JiaClock. Quiet focus, right now. 使用条款(Terms of Use): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 隐私政策(Privacy Policy): http://www.jdarray.com/privacy/privacy.html

About

Moon Clock

Features
Read full description

Moon Clock is a full-screen clock with Moon phase widgets. Check the time, and take a moment to look at today’s Moon. A Moon for your Home Screen Choose a small, medium, or large widget and put it where you’ll see it often. Check the time and lunar phase without opening the app. See the Moon in full screen Open Moon Clock to give the Moon and time room to fill your screen. The phase and lighting change with time, and you can choose an observing location to see the Moon from there. Find a look you like Keep the natural lunar surface, or try pixel, halftone, and CRT effects. Mix fonts, text effects, and Moon styles, then arrange your full-screen clock. Your widgets can follow your chosen fonts and Moon effects, so there’s no need to set them up again. Take a closer look The 3D Moon is built from real lunar imagery and elevation data. Zoom in to explore craters, ridges, and the shadows they cast. Rotate the Moon freely to see the far side, hidden from view on Earth. Free features and Moon Clock Pro The basic clock and widgets with the default look are free. Moon Clock Pro is a one-time purchase with a permanent unlock. No subscription. It includes: • Every font, text effect, and Moon style • Creating and saving your own text styles and freeform layouts • Zooming in on the lunar surface and viewing the Moon from any angle Unlocked fonts and Moon effects are also available in widgets, with no separate purchase. No account or sign-in is required. Location access is optional; you can choose an observing location manually.

Screenshots

JiaClock4 screens
Moon Clock4 screens

Verdict

The call

The clearest difference is update cadence: JiaClock at every 4 days against Moon Clock's every 6 weeks. On price, ads, 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. JiaClock sells 3 in-app purchases, starting at $0.99 per month and Moon Clock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

JiaClock ships an update every 4 days, Moon Clock every 6 weeks. The most recent releases landed on October 28, 2026 and November 6, 2026 respectively.

Scorecard1 real difference · 5 level
JiaClock versus Moon Clock: the parameters behind the verdict, then further details
ParameterJiaClockMoon Clock
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better18.0
Further details — not scored
Size30 MB78 MB
Age rating4+4+
DeveloperBeijing Boshujia Technology Co., LtdYI-WEN CHOU

In-app purchases

3 purchases

JiaClock

Subscriptions2
  • Xiaojia Clock Pro Monthly$0.991 Month
  • Xiaojia Clock Pro Yearly$0.991 Year
One-time1
  • Xiaojia Clock Pro Lifetime$1.99
1 purchases

Moon Clock

One-time1
  • Moon Clock Pro$5.99

Questions

Is JiaClock free?
JiaClock is free to download, with in-app purchases available.
Is Moon Clock free?
Moon Clock is free to download, with in-app purchases available.
Do JiaClock or Moon Clock have ads?
Neither JiaClock nor Moon Clock shows ads.
Which is updated more often, JiaClock or Moon Clock?
JiaClock ships an update every 4 days, and Moon Clock every 6 weeks. Most recently, JiaClock was updated on October 28, 2026 and Moon Clock on November 6, 2026.

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