Comparison

RGB Light Control vs Calculator with reverse screen

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

Head to head

Calculator with reverse screen

Free

🔧 Utilities

No ratingsView app →

About

RGB Light Control

Features

Read full description

RGB Light connects devices through Bluetooth, controls the blinking of traffic lights, and can set the number and time of blinking.

About

Calculator with reverse screen

Features

Read full description

Calculator with a screen that can be displayed upside down to make it easier to read face-to-face

Screenshots

RGB Light Control1 screens

Calculator with reverse screen1 screens

Verdict

The call

The clearest difference is ads: RGB Light Control at none against Calculator with reverse screen's shown. RGB Light Control also leads on iOS requirement (12.0 vs 15.8.3). Calculator with reverse screen's advantage is update cadence (fortnightly vs every 29 months). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

RGB Light Control ships an update every 29 months, Calculator with reverse screen fortnightly. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 3 level

RGB Light Control versus Calculator with reverse screen: the parameters behind the verdict, then further details
Parameter	RGB Light Control	Calculator with reverse screen
Price	Free	Free
Update frequency	Every 29 months	Fortnightly — better
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	12.0 — better	15.8.3
Further details — not scored
Size	1 MB	35 MB
Age rating	4+	4+
Developer	Shenzhen Hiwonder Technology Co.,Ltd	Hideaki Uchikoshi

In-app purchases

None

RGB Light Control

No in-app purchases

None

Calculator with reverse screen

No in-app purchases

Questions

Is RGB Light Control free?

RGB Light Control is free to download, with no in-app purchases.

Is Calculator with reverse screen free?

Calculator with reverse screen is free to download, with no in-app purchases.

Do RGB Light Control or Calculator with reverse screen have ads?

Calculator with reverse screen shows ads; RGB Light Control does not.

Which is updated more often, RGB Light Control or Calculator with reverse screen?

RGB Light Control ships an update every 29 months, and Calculator with reverse screen fortnightly. Most recently, RGB Light Control was updated on October 11, 2026 and Calculator with reverse screen on October 4, 2026.