Comparison

Power world vs NixiTubeClock

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

Head to head
About

Power world

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Heat Pump Smart Control APP. * Connect to the Internet remotely * To be controlled through the mobile phone app * Turn on the heat pump remotely in advance * Schedule the start time as you like and customize the temperature you want * Remote reminder of faults & abnormal status

About

NixiTubeClock

Features
Currently charting
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Nixie Tube Clock is a minimalist digital clock inspired by classic vintage Nixie tubes. This app focuses on atmosphere rather than features, recreating the warm glow, glass texture, and subtle reflections that define the character of Nixie tubes. Choose a glow color to match your space β€” from classic orange to cool cyan, deep purple, and more β€” and see the same look on your Home Screen widgets. The bright core of each digit stays true to a real tube, for a calm, immersive clock that blends naturally into your space. Features: β€’ Home Screen widgets that follow your glow color and reflection settings β€’ Multiple glow colors with realistic glass-inspired visuals β€’ Subtle floor reflection for added depth β€’ Landscape mode with seconds and animated high-speed counter β€’ Clean, distraction-free interface β€’ Fully offline β€” no ads, no data collection Tap the screen to reveal settings, which automatically fade away after a short time. Designed with battery efficiency in mind, making it suitable for extended display. Ideal for desks, nightstands, and ambient displays where design matters as much as time.

Screenshots

Power world4 screens
NixiTubeClock4 screens

Verdict

The call

The clearest difference is price: Power world at Free against NixiTubeClock's $1.99. Power world also leads on iOS requirement (12.0 vs 26.2). NixiTubeClock's advantage is chart position (#198 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Power world is free to download; NixiTubeClock costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences Β· 4 level
Power world versus NixiTubeClock: the parameters behind the verdict, then further details
ParameterPower worldNixiTubeClock
PriceFree β€” better$1.99
Update frequencyβ€”Every 3 weeks
AdsNoNo
In-app purchasesNoNo
Best chart rankβ€”#198 β€” better
DevicesiPhone, iPodiPhone, iPad
Requires iOS12.0 β€” better26.2
Further details β€” not scored
Size173 MB31 MB
Age rating17+4+
DeveloperGuangdong Chico Electronic Inc.kohei yamane

In-app purchases

None

Power world

No in-app purchases

None

NixiTubeClock

No in-app purchases

Questions

Is Power world free?
Power world is free to download, with no in-app purchases.
Is NixiTubeClock free?
NixiTubeClock costs $1.99, with no in-app purchases.
Do Power world or NixiTubeClock have ads?
Neither Power world nor NixiTubeClock shows ads.

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