Comparison

JiaClock vs Nova Ai

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

Nova Ai

Features
Read full description

Nova AI — Image Generator Transform your photos into stunning AI art in seconds. No complicated tools, no long prompts—just pick a template, add your photo, and let Nova AI do the rest. ONE PHOTO. INFINITE STYLES. Upload a single image and reimagine it in cinematic, comic, anime-inspired, and more. Every look is polished and ready to share. TEMPLATES DO THE WORK Browse curated templates built for real results. No prompt engineering—tap a style, add your photo, and generate. CREATE FROM SCRATCH Want full creative control? Type a prompt, add an optional reference photo, choose your aspect ratio, and generate any image you can imagine. STORY MODE Drop 2–5 photos and get a set of unique styled images. Perfect for social posts, reels, and visual storytelling. YOUR COLLECTION Every creation is saved in My Collection. View, share, or save to your photo library in one tap. ESSENTIAL & STUDIO QUALITY Choose the plan that fits you. Essential delivers fast, beautiful results. Studio unlocks higher-quality generations for your best work. BUILT FOR CREATORS • AI photo transformation • Curated style templates • Custom prompt generation • Multi-photo Story mode • Multiple aspect ratios • Save & share instantly Download Nova AI and turn everyday photos into art you’ll want to post. Subscription Information Nova AI offers auto-renewable subscriptions (Essential and Studio, weekly and annual). Payment is charged to your Apple ID at confirmation. Subscription renews unless canceled at least 24 hours before the end of the current period. Manage or cancel in App Store account settings. Privacy Policy :https://novaai-privacy.netlify.app/ Terms and Conditions : https://nova-terms-and-conditons.netlify.app/

Screenshots

JiaClock4 screens
Nova Ai4 screens

Verdict

The call

The clearest difference is ads: JiaClock at none against Nova Ai's shown. JiaClock also leads on update cadence (every 4 days vs every 5 weeks). Nova Ai's advantage is iOS requirement (15.0 vs 17.0). On price, 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 Nova Ai sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

JiaClock ships an update every 4 days, Nova Ai every 5 weeks. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 3 level
JiaClock versus Nova Ai: the parameters behind the verdict, then further details
ParameterJiaClockNova Ai
PriceFreeFree
Update frequencyEvery 4 days — betterEvery 5 weeks
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size30 MB154 MB
Age rating4+4+
DeveloperBeijing Boshujia Technology Co., LtdY-A Real Estate SAL

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
4 purchases

Nova Ai

Subscriptions4
  • Nova Ai Essential Weekly$6.997 Days
  • Nova Ai Weekly - Studio$9.997 Days
  • Nova Ai Annual - Essential$59.991 Year
Show 1 more
  • Nova Ai Studio - Annual$99.991 Year

Questions

Is JiaClock free?
JiaClock is free to download, with in-app purchases available.
Is Nova Ai free?
Nova Ai is free to download, with in-app purchases available.
Do JiaClock or Nova Ai have ads?
Nova Ai shows ads; JiaClock does not.
Which is updated more often, JiaClock or Nova Ai?
JiaClock ships an update every 4 days, and Nova Ai every 5 weeks. Most recently, JiaClock was updated on October 17, 2026 and Nova Ai on October 10, 2026.

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