Comparison

Unit Eater vs Calculator 2 Memory

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

Head to head
About

Unit Eater

This utility app functions as a powerful calculator that handles unit conversions and calculations. It supports a vast array of predefined units and allows users to define their own, making it ideal for scientific and academic tasks. Features include a calculation history, customizable results, and dark mode.

Highlights
  • Unit conversion and calculation
  • Custom unit definition
  • Extensive unit library
  • Calculation history
  • Customizable result format
  • Dark mode
Read full description

Unique calculator that not only converts units, but can also perform calculations with them. Perfect for school, university, work, or personal use! For math, physics, chemistry, biology, engineering, or any other natural sciences! - Standard calculator functions usable with or without units - Target unit freely definable - Define your own units if you need them - History of recent calculations - Quick transfer of parts or entire calculations from history - ANS function to dynamically use the last result - Customizable result format - Quick search - Quick access to important functions like square or cube - Undo and redo of last steps - Dark mode Boost your productivity, focus on the essentials, and leave conversion errors in the past! Supports many units, prefixes, and constants: * Prefixes: kilo, mega, giga, tera, centi, milli, micro, nano, … * Constants: mass of proton, neutron, electron, Avogadro's constant, electric field constant, gas constant, Planck's constant, … * Angles: radian, degree, degree-minute, degree-second, gradian, turn, steradian, … * Length: meter, mile, inch, foot, yard, nautical mile, chain, furlong, cable length, rod, … * Area: square meter, hectare, acre, are, square kilometer, square inch, square foot, square yard, … * Volume: liter, cubic meter, fluid ounce, gallon, gill, pint, quart, barrel, tablespoon, teaspoon, … * Mass: gram, ton, ounce, pound, carat, grain, … * Time: second, minute, hour, day, year, … * Speed: meter per second, kilometer per hour, miles per hour, knot, speed of light, … * Acceleration: gravitational acceleration, meter per second squared, … * Energy: joule, kilocalorie, erg, watt-hour, electronvolt, … * Power: watt, horsepower, … * Force: Newton, pond, kilopond, tf, ozf, lbf, … * Torque: Newton meter, ozfin, ozfft, lbf*in, … * Frequency: Hertz, revolutions per minute, … * Pressure: pascal, bar, atm, at, Torr, mmHg, osi, ose, psi, psf, … * Viscosity: Poise, Stokes, … * Density: gram per cubic centimeter, kg per cubic meter, … * Radiation: Becquerel, Curie, Rutherford, Roentgen, Gray, Sievert, rem, … * Light: candela, lumen, lux * Electricity: volt, ampere, ohm, coulomb, elementary charge, farad, siemens, … * Magnetism: Weber, Tesla, Henry, … Is your desired unit not listed? You can define any additional units! Privacy Policy: https://www.iubenda.com/privacy-policy/22446614 Terms and Conditions: https://www.iubenda.com/terms-and-conditions/22446614

About

Calculator 2 Memory

Features
Read full description

Calculator 2 Memory is a fast, offline calculator app with a clean interface and a unique dual memory feature. Designed for simplicity and speed, it helps you focus on your tasks without distractions. Whether you’re doing quick calculations, comparing values, or managing complex steps β€” this tool gets out of your way and just works. Key Features: Dual Memory: Store and recall two independent memory values (M1 and M2). Great for tracking temporary results or switching between contexts. Fast & Lightweight: Opens instantly and performs calculations without lag, even on older devices. 100% Offline: No internet connection required. Perfect for privacy-conscious users or offline use cases. No Ads or Analytics: We respect your time and privacy. Absolutely no tracking, ads, or data collection. Whether you're a student, engineer, or just someone who wants a reliable calculator with memory power, Calculator 2 Memory is here to assist. Why Dual Memory? Traditional calculators offer only one memory slot. With two, you can: Store intermediate totals and final results separately Keep a reference value while continuing to calculate Instantly switch between use cases Your feedback is welcome! Please email us at analytic800@gmail.com with suggestions or issues. Privacy: This app collects no data and functions entirely offline. For more details, see our Privacy Policy. Languages Supported: English Developer: Individual Entrepreneur Sergii Kulish

Screenshots

Unit Eater4 screens
Calculator 2 Memory1 screens

Verdict

The call

The clearest difference is in-app purchases: Calculator 2 Memory at none against Unit Eater's 2. Unit Eater's advantage is device support (4 vs 2). On price, ads and iOS requirement 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

Both are free to download. Unit Eater sells 2 in-app purchases, starting at $0.99 per month. Calculator 2 Memory asks for nothing beyond the download.

Scorecard2 real differences Β· 6 level
Unit Eater versus Calculator 2 Memory: the parameters behind the verdict, then further details
ParameterUnit EaterCalculator 2 Memory
PriceFreeFree
Positive reviews100.0% of reviewsβ€”
Update frequencyEvery 2 weeksβ€”
AdsNoNo
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPad, iPod, Mac β€” betteriPhone, iPod
Requires iOS12.012.0
Further details β€” not scored
Size65 MB41 MB
Age rating4+4+
DeveloperTom Leon SchmidtSergii Kulish

In-app purchases

2 purchases

Unit Eater

Subscriptions1
  • Premium - Monthly$0.991 Month
One-time1
  • Premium - Pay once$3.99
None

Calculator 2 Memory

No in-app purchases

Questions

Is Unit Eater free?
Unit Eater is free to download, with in-app purchases available.
Is Calculator 2 Memory free?
Calculator 2 Memory is free to download, with no in-app purchases.
Do Unit Eater or Calculator 2 Memory have ads?
Neither Unit Eater nor Calculator 2 Memory shows ads.

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