Comparison

Unit Converter ++ vs Unit Conversion Lab

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

Head to head
About

Unit Converter ++

Easily convert between various units of measurement for length, weight, temperature, volume, and more. This offline tool is designed for travelers, students, and professionals needing quick conversions.

Highlights
  • Converts length, weight, temperature, volume, and more
  • Supports numerous units of measurement
  • Works offline
  • Useful for travelers, students, and professionals
  • Covers speed, area, pressure, power, and energy units
Features
Read full description

Unit Converter ++ is an easy-to-use to converter length, weight, temperature, volume and multiple other units of measurement. Unit Converter ++ is useful for international travelers, students, cooks, engineers and anyone else who needs to convert between units. Units (abstract) Length: Mile, Yard, Foot, Inch, Kilometer, Meter, Centimeter... Temperature: Celsius, Fahrenheit... Volume: Gallon, Quart, Pint, Cup, Tablespoon, Teaspoon, Liter... Speed: Knots, Miles per Hour, Kilometers per Hour... Area: Square Mile, Square Foot, Acre... Weight: Ton, Pound, Ounce, Kilogram... Pressure: Pounds/Square Foot (psi), Bars, Inches of Mercury... Power: Horsepower, Kilowatts... Time: Years, Weeks, Days, Hours, Minutes... Energy: Calories, Ergs, Joules, Watt-Hours.. Fuel Consumption: Mile/Gallon (mpg), Liter/100 Kilometer.. Torque: Newton Meter, Pound-Force Foot... Force: Pound-Force, Dyne, Poundal... Unit Converter ++ works offline. Conversions are provided for informational purposes only, with no guarantee of accuracy or validity.

About

Unit Conversion Lab

Features
Read full description

Unit Converter Pro: Your Essential All-in-One Calculator Stop swapping apps! Unit Converter Pro is the elegant, fast, and powerful solution for all your conversion needs. Whether you are a student, engineer, chef, or traveler, get instant, accurate results across every major category—right at your fingertips. Key Features You'll Love 10+ Core Categories: Access every unit type you need, including Length, Weight, Temperature, Volume, Area, Speed, Time, Energy, Pressure, and Power. Lightning-Fast Conversion: Get results instantly as you type. No need to hit a "Convert" button. Intelligent Interface: Easily swap 'From' and 'To' units with a single tap. The colorful, intuitive interface makes category selection effortless. High Accuracy: The underlying conversion engine uses precise multipliers (Double) to ensure professional-grade accuracy up to six decimal places. Temperature Handling: Unlike simple calculators, our app handles complex temperature conversions (Celsius to Fahrenheit to Kelvin, etc.) with correct formulas. Comprehensive Unit Library: We support over 70 unique units, from standard Meters and Kilograms to specialized units like Nautical Miles, Stone, Torr, and Kilowatt Hours. Designed for Ease & Efficiency We believe your unit calculator should be smart, not complicated. The clean, modern SwiftUI design ensures a delightful user experience. Quick Category Selector: Swipe horizontally to instantly jump between categories like Length, Weight, Time, and Energy. Decimal Pad Support: Optimized for quick numerical input using the dedicated decimal pad. Clear Output Formatting: Results are formatted clearly, automatically removing trailing zeros for easy readability while maintaining high precision. Download Unit Converter Pro today and simplify complex unit conversions!

Screenshots

Unit Converter ++4 screens
Unit Conversion Lab4 screens

Verdict

The call

The clearest difference is iOS requirement: Unit Converter ++ at 11.0 against Unit Conversion Lab's 17.6. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Unit Converter ++ versus Unit Conversion Lab: the parameters behind the verdict, then further details
ParameterUnit Converter ++Unit Conversion Lab
PriceFreeFree
Rating1.6 (10 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 9 months—
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPod — betteriPhone
Requires iOS11.0 — better17.6
Further details — not scored
Size6 MB9 MB
Age rating4+4+
DeveloperNirav PatelSelcuk ASLANTAS

In-app purchases

None

Unit Converter ++

No in-app purchases

None

Unit Conversion Lab

No in-app purchases

Questions

Is Unit Converter ++ free?
Unit Converter ++ is free to download, with no in-app purchases.
Is Unit Conversion Lab free?
Unit Conversion Lab is free to download, with no in-app purchases.
Do Unit Converter ++ or Unit Conversion Lab have ads?
Both Unit Converter ++ and Unit Conversion Lab show ads.

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