Comparison

Calculator vs Rock Identifier

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

Head to head
About

Calculator

This app offers a comprehensive suite of calculators for everyday tasks and advanced mathematical needs. It includes tools for finance, unit conversion, health, and time calculations, all within a user-friendly interface.

Highlights
  • Scientific calculator functions
  • Percentage and discount calculations
  • Loan and savings calculators
  • Unit and currency conversion
  • Health and fuel cost calculators
  • Date and world time converters
  • GPA and tip calculators
Features
Read full description

Calculator provides simple and advanced mathematical functions in a beautifully designed app. List of calculators currently supported: - Calculator ( + Scientific Calculator ) • Supports the four fundamental arithmetic operations, square, root, parentheses and percentage operations. • Supports scientific operations such as trigonometric, exponential and logarithmic functions. • Simple and easy. - Percentage Calculator • You can easily calculate the percentage increase or decrease. • You can also calculate what percentage one number is of another. - Discount Calculator • Get a discount price by entering the original price and the discount rate. - Loan Calculator • You can calculate the total interest and total payments by entering the loan principal and interest rate. - Date Calculator • A feature that calculates the specific date or anniversary to be remembered! - Unit Converter • Supports length, weight, width, volume, time, temperature, pressure, speed, fuel efficiency, and the amount of data. • Supports all unit conversions commonly used in everyday life. - Currency Converter • Supports 135 currencies in the world, including dollar, euro, yen, yuan, etc. • Automatically calculates using the real time exchange rate. - Health Calculator • You can measure the body mass index (BMI) and the basal metabolic rate (BMR). - Automobile Fuel Cost Calculator • You can calculate the fuel costs required for driving a car or traveling. • Enter a distance and a fuel efficiency to get a fuel cost. - Fuel Efficiency Calculator • Enter the amount of fuel used to get the fuel efficiency. - GPA Calculator • You can correctly calculate your GPA! - Tip Calculator • The tip amount to be added will be automatically calculated if you enter the billing amount and tip percentage. • There is a function not to calculate tips on tax. • You may calculate the amount per person by dividing final amount by the number of people. - Sales Tax Calculator • Get a total price by entering the original price and the tax rate. - Unit Price Calculator • Enter the price and the quantity and you will get the unit price. • You can compare unit prices of various goods. - World Time Converter • Transforms the time of 400 or more cities around the world. • Daylight savings time will also be reflected in this calculation. - Savings Calculator • If you enter deposit amount, interest rate and time period, the interest after tax and final savings balance will be calculated.

About

Rock Identifier

Instantly identify rocks, stones, and minerals using AI. Discover their composition, hardness, value, and fascinating history. Explore the natural world with detailed analysis and educational insights.

Highlights
  • AI-powered rock identification
  • Mineral composition analysis
  • Hardness level estimation
  • Estimated rock value
  • Rock history and trivia
  • Unlimited scans with Pro account
Read full description

Rock Identifier: RockQuest is your ultimate AI-powered tool to instantly identify rocks, stones, and minerals in the wild or at home. Whether you're a geology enthusiast, student, or just curious, Rock Identifier: RockQuest helps you understand the natural world around you. Scan rocks instantly and get accurate identifications with Rock Identifier: RockQuest. Discover the rock’s mineral composition, hardness level, and even cost estimation. Plus, enjoy fascinating history and trivia behind each rock type. Unlock the power of nature with Rock Identifier: RockQuest's pro account to enjoy these features: Unlimited rock scans Fast & accurate rock detection Mineral analysis for every rock Hardness level estimator Learn history, use cases, and origin Get estimated rock value You can explore the app and its features without a Pro account Whether you're exploring, teaching, or collecting, Rock Identifier: RockQuest brings science to your fingertips. Privacy Policy: https://keeklytech.com/rock-identifier/privacy-policy.html Terms: https://keeklytech.com/rock-identifier/terms.html

Screenshots

Calculator4 screens
Rock Identifier4 screens

Verdict

The call

The clearest difference is rating: Rock Identifier at 4.5 against Calculator's 4.0. Rock Identifier also leads on ads (none vs shown). Calculator's advantage is in-app purchases (none vs 3). On price, ratings volume, device support and iOS requirement 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. Rock Identifier sells 3 in-app purchases, starting at $4.99 per 7 days. Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Rock Identifier holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Scorecard4 real differences · 5 level
Calculator versus Rock Identifier: the parameters behind the verdict, then further details
ParameterCalculatorRock Identifier
PriceFreeFree
Rating4.0 (3 ratings)4.5 (2 ratings) — better
Number of ratings3 — better2
Update frequencyEvery 2 months—
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFreemium
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.1
Further details — not scored
Size26 MB37 MB
Age rating4+4+
DeveloperKrushit SachaparaKeekly Tech Inc.

In-app purchases

None

Calculator

No in-app purchases

3 purchases

Rock Identifier

Subscriptions2
  • Weekly Plan3 Days trial$4.997 Days
  • Yearly Plan$24.991 Year
One-time1
  • Lifetime$29.99

Questions

Is Calculator free?
Calculator is free to download, with no in-app purchases.
Is Rock Identifier free?
Rock Identifier is free to download, with in-app purchases available.
Which has better reviews, Calculator or Rock Identifier?
Rock Identifier is rated higher. Calculator averages 4.0 out of 5 from 3 ratings, while Rock Identifier averages 4.5 from 2 ratings.
Do Calculator or Rock Identifier have ads?
Calculator shows ads; Rock Identifier does not.

Other comparisons