Comparison

Color Calc+ vs Pro OnTime

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

Head to head

Color Calc+

Free

🔧 Utilities

★ 1.01 ratingsView app →

About

Color Calc+

This utility app provides a straightforward calculator with a history of past computations. It also offers temperature conversion tools and the ability to easily copy the most recent result.

Highlights

Calculator
Calculation history
Temperature conversion
Copy last result

Features

Read full description

mColorCalc is a simple calculator that keeps history of past calculations. It also has temperature conversions and copy/paste of the last result.

About

Pro OnTime

Features

Read full description

Ontime App, Staff Attendance App, Face Self, with Device Mobile attendance apps capture and log in data and keep employee attendance records updated in real time. The use of attendance tracking apps for employees can help you save not only time and manual labor but it will also help you save the planet. Less paperwork means less environmental harm

Screenshots

Color Calc+2 screens

Pro OnTime4 screens

Verdict

The call

Color Calc+ and Pro OnTime are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Color Calc+ ships an update weekly, Pro OnTime fortnightly. The most recent releases landed on July 25, 2026 and September 9, 2026 respectively.

ScorecardNo meaningful differences

Color Calc+ versus Pro OnTime: the parameters behind the verdict, then further details
Parameter	Color Calc+	Pro OnTime
Price	Free	Free
Rating	1.0 (1 ratings) — better	—
Number of ratings	1 — better	—
Update frequency	Weekly — better	Fortnightly
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.0	15.0
Further details — not scored
Size	58 MB	37 MB
Age rating	4+	17+
Developer	Jerry Watson	SIDEREAL TECHNOLOGIES PRIVATE LIMITED

In-app purchases

None

Color Calc+

No in-app purchases

None

Pro OnTime

No in-app purchases

Questions

Is Color Calc+ free?

Color Calc+ is free to download, with no in-app purchases.

Is Pro OnTime free?

Pro OnTime is free to download, with no in-app purchases.

Do Color Calc+ or Pro OnTime have ads?

Neither Color Calc+ nor Pro OnTime shows ads.

Which is updated more often, Color Calc+ or Pro OnTime?

Color Calc+ ships an update weekly, and Pro OnTime fortnightly. Most recently, Color Calc+ was updated on July 25, 2026 and Pro OnTime on September 9, 2026.