Comparison

UnitFlow vs Unit converter

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

Head to head
About

UnitFlow

Features
Read full description

Convert miles to kilometers, pounds to kg, ounces to grams, and Fahrenheit to Celsius instantly. Perfect for switching between metric and imperial systems and for converting between multiples and submultiples of the same unit. Works completely offline. UnitFlow is ideal for travel, study, and working with international measurements or content from countries using different measurement systems. CONVERSIONS BETWEEN SYSTEMS - Miles ↔ Kilometers - Pounds ↔ Kilograms - Ounces ↔ Grams - Gallons ↔ Liters - Fahrenheit ↔ Celsius - Feet and inches ↔ Centimeters - Miles per hour ↔ km/h - Knots ↔ km/h CONVERSIONS WITHIN THE SAME UNIT Also supports conversions between multiples and submultiples: - Meters, centimeters, millimeters - Kilograms, grams, milligrams - Liters and milliliters - Hours, minutes, seconds FREE CATEGORIES (7) - Length - Weight - Volume - Area - Temperature - Speed - Time PREMIUM CATEGORIES With one-time purchase (no subscription), unlock 7 additional categories: - Pressure (bar, psi, pascal, atmospheres) - Energy (joules, calories, kilowatt-hours) - Voltage (volts, millivolts, kilovolts) - Current (amperes, milliamperes) - Power (watts, kilowatts, horsepower) - Digital Data (bytes, KB, MB, GB, TB) - Data Transfer Rate (bit/s, kbit/s, Mbit/s, Gbit/s) MULTILINGUAL SUPPORT UnitFlow is available in 6 languages: Italian, English, French, German, Spanish, and Japanese. From the developer of CurrencyFlow.

About

Unit converter

Features
Read full description

UnitFlow is a smart, professional unit converter designed for fast and accurate results. Convert across 14 categories: Pressure, Length, Power, Flow, Area, Energy, Speed, Volume, Density, Acceleration, Force, Mass, Temperature, and Angle Why users choose UnitFlow: - Real-time conversion as you type - Smart input detection (for example: 10 km, 5 bar) - Scientific notation support for technical values - Adjustable precision (2-10 decimals) plus precision mode - Quick unit search and easy unit swap - Save favorite conversion pairs - Local conversion history (last 20 entries) - View all conversions mode from one input - Locale-aware number formatting - Light, dark, or system theme - Optional screen rotation lock - Works fully offline, with no account required Built for engineering tasks and everyday use, UnitFlow helps you convert units quickly and confidently wherever you are.

Screenshots

UnitFlow4 screens
Unit converter4 screens

Verdict

The call

The clearest difference is in-app purchases: Unit converter at none against UnitFlow's 1. Unit converter also leads on ads (none vs shown) and iOS requirement (16.4 vs 26.2). On price and device support 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. UnitFlow sells 1 one-off in-app purchase. Unit converter asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
UnitFlow versus Unit converter: the parameters behind the verdict, then further details
ParameterUnitFlowUnit converter
PriceFreeFree
Update frequencyβ€”Every 3 months
AdsYesNo β€” better
In-app purchasesYesNo β€” better
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.216.4 β€” better
Further details β€” not scored
Size15 MB41 MB
Age rating4+4+
DeveloperAntonio CetrangoloClaudio Fusillo

In-app purchases

1 purchases

UnitFlow

One-time1
  • UnitFlow Premium$2.99
None

Unit converter

No in-app purchases

Questions

Is UnitFlow free?
UnitFlow is free to download, with in-app purchases available.
Is Unit converter free?
Unit converter is free to download, with no in-app purchases.
Do UnitFlow or Unit converter have ads?
UnitFlow shows ads; Unit converter does not.

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