Comparison

Pixel Clock vs UUPAY Smart

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

Head to head
About

Pixel Clock

Features
Read full description

Make time a little more playful with Pixel Clock - Grid, a landscape pixel clock for your desk, nightstand or wall. NEW: CYBER CITY Watch the time on a giant billboard in a living neon city, with flying traffic, rain, glowing windows and a cozy window view with a sill you can play with. Turn on Music Visualizer and the city pulses to the sound around you. Cyber City is a premium face: try it free for 24 hours, then unlock it forever with a one-time purchase. No subscription. CLASSIC (FREE) Animated pixel digits with customizable colors, backgrounds and themes, a moving RGB border, falling-digit transitions, heart balloons when you shake, and a weekday indicator. DUAL TIME (FREE) See a second time zone side by side, adjust its offset, and enjoy shatter-and-restore effects and a seconds progress bar. MAKE IT YOURS 12/24-hour time, seconds, date, weekday and battery display, in 13 languages. Works on iPhone and iPad. The microphone is used only for Music Visualizer. Sound is analyzed on your device and never recorded.

About

UUPAY Smart

Features
Read full description

"想讓生意收款更簡單? UUPAY Smart 專為中小企商戶打造,將您的手機變身最強大的 POS 收款機。 核心功能: 極速收款: 支援快速到帳,現金流更健康。 全能支付: 整合 Visa, Mastercard, 支付寶, WeChat Pay 等主流支付。 多店管理: 一 App 切換多品牌及分店帳目。 實時報表: 隨時查看交易流水及經營報表。 獨特賣點: 專為中小企設計,介面簡潔,無需專業會計知識也能快速上手。 立即下載 UUPAY Smart,體驗新世代智能收款!"

Screenshots

Pixel Clock4 screens
UUPAY Smart4 screens

Verdict

The call

The clearest difference is in-app purchases: UUPAY Smart at none against Pixel Clock's 2. 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. Pixel Clock sells 2 one-off in-app purchases. UUPAY Smart asks for nothing beyond the download.

UpkeepUpdate frequency

Pixel Clock ships an update weekly, UUPAY Smart every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 5 level
Pixel Clock versus UUPAY Smart: the parameters behind the verdict, then further details
ParameterPixel ClockUUPAY Smart
PriceFreeFree
Update frequencyWeekly — betterEvery 10 days
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size100 MB65 MB
Age rating4+17+
DeveloperYIMING SHIUniverse Action Limited

In-app purchases

2 purchases

Pixel Clock

One-time2
  • Cyber City 1-day TrialFree
  • Cyber City – Unlock Forever$2.99
None

UUPAY Smart

No in-app purchases

Questions

Is Pixel Clock free?
Pixel Clock is free to download, with in-app purchases available.
Is UUPAY Smart free?
UUPAY Smart is free to download, with no in-app purchases.
Do Pixel Clock or UUPAY Smart have ads?
Neither Pixel Clock nor UUPAY Smart shows ads.
Which is updated more often, Pixel Clock or UUPAY Smart?
Pixel Clock ships an update weekly, and UUPAY Smart every 10 days. Most recently, Pixel Clock was updated on October 24, 2026 and UUPAY Smart on October 25, 2026.

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