Comparison

Fast Equation Plus vs Square Root Calculator SDG

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

Head to head

Square Root Calculator SDG

Easy Square Root Calculator

Free

🔧 Utilities

★ 4.84 ratingsView app →

About

Fast Equation Plus

Features

Read full description

Enter the coefficients for your Quadratic Equation and this simple app will output the solutions. Apple Watch supported.

About

Square Root Calculator SDG

This utility app provides a straightforward way to calculate the square root of any number. Its simple interface makes it easy to use for quick calculations.

Highlights

Calculate square roots
Easy to use interface
Quick calculations
Supports all numbers

Features

Read full description

Square Root Calculator helps you to calculate the square root of the number in an easy way. Square Root Calculator is great application and easy to use.

Screenshots

Fast Equation Plus1 screens

Square Root Calculator SDG4 screens

Verdict

The call

The clearest difference is price: Square Root Calculator SDG at Free against Fast Equation Plus's $0.99. Square Root Calculator SDG also leads on iOS requirement (11.0 vs 15.6). Fast Equation Plus's advantage is ads (none vs shown) and update cadence (every 6 months vs every 12 months). On in-app purchases 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

Square Root Calculator SDG is free to download; Fast Equation Plus costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Fast Equation Plus ships an update every 6 months, Square Root Calculator SDG every 12 months. The most recent releases landed on September 10, 2026 and July 20, 2026 respectively.

Scorecard5 real differences · 5 level

Fast Equation Plus versus Square Root Calculator SDG: the parameters behind the verdict, then further details
Parameter	Fast Equation Plus	Square Root Calculator SDG
Price	$0.99	Free — better
Rating	—	4.8 (4 ratings) — better
Positive reviews	—	100.0% of reviews
Number of ratings	—	4 — better
Update frequency	Every 6 months — better	Every 12 months
Ads	No — better	Yes
In-app purchases	No	No
Monetization	—	Ad-supported
Devices	iPhone, iPad, iPod, Mac, Apple Watch — better	iPhone, iPad, iPod
Requires iOS	15.6	11.0 — better
Further details — not scored
Size	3 MB	12 MB
Age rating	4+	4+
Developer	a Rausa	SDG CODE DOO NIS

In-app purchases

None

Fast Equation Plus

No in-app purchases

None

Square Root Calculator SDG

No in-app purchases

Questions

Is Fast Equation Plus free?

Fast Equation Plus costs $0.99, with no in-app purchases.

Is Square Root Calculator SDG free?

Square Root Calculator SDG is free to download, with no in-app purchases.

Do Fast Equation Plus or Square Root Calculator SDG have ads?

Square Root Calculator SDG shows ads; Fast Equation Plus does not.

Which is updated more often, Fast Equation Plus or Square Root Calculator SDG?

Fast Equation Plus ships an update every 6 months, and Square Root Calculator SDG every 12 months. Most recently, Fast Equation Plus was updated on September 10, 2026 and Square Root Calculator SDG on July 20, 2026.