Comparison

Unit Eater vs RadTool

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

RadTool

Features
Read full description

RadTool – Intelligent Radiation Safety Assistant Radiation Protection Simplified. Safety Amplified. Description: RadTool is a powerful mobile application designed for radiation protection professionals, engineers, and safety officers working in industries such as oil & gas, NDT, nuclear medicine, and industrial radiography. With RadTool, ensure the highest safety standards by calculating radiation dose rates, determining safe distances from radioactive sources, and tracking your location in real time to ensure you remain outside the hazardous zone. Key Features: Safe Distance Calculator – Quickly compute safe distances based on source strength and exposure rate formulas. Dose Rate Estimator – Accurately estimate dose rates at various distances using the inverse square law. Real-Time Location Monitoring – Stay protected with GPS-based alerts when nearing the edge of the calculated safety perimeter. Radiation Source Database – Easy selection of common isotopes in a visual periodic-table-style layout. Custom Safety Zones – Define Controlled, Supervised, and Public Areas for regulatory compliance. User-Friendly Interface – Intuitive and professional UI designed for field usability. Works Offline – Access critical functions even in remote or shielded areas. Whether you're planning a radiographic test, securing a controlled area, or just ensuring occupational radiation safety, RadTool helps you make fast, accurate, and compliant decisionsβ€”on-site and in real time. Stay Safe. Stay Informed. Use RadTool.

Screenshots

Unit Eater4 screens
RadTool4 screens

Verdict

The call

The clearest difference is in-app purchases: RadTool at none against Unit Eater's 2. On price, ads, device support 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. RadTool asks for nothing beyond the download.

Scorecard1 real difference Β· 7 level
Unit Eater versus RadTool: the parameters behind the verdict, then further details
ParameterUnit EaterRadTool
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, iPad, iPod
Requires iOS12.012.0
Further details β€” not scored
Size65 MB39 MB
Age rating4+4+
DeveloperTom Leon SchmidtGAMAL ABDELNASER GABR GABR

In-app purchases

2 purchases

Unit Eater

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

RadTool

No in-app purchases

Questions

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

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