Comparison

The Converter vs Unit Ⅽonverter

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

Head to head
About

The Converter

This app offers a comprehensive unit and currency converter with over 1500 units across 65 categories. It features advanced search, customization, and two conversion modes for convenience, performing calculations as you type.

Highlights
  • 1500+ units across 65 categories
  • Advanced search and customization
  • Standard and Expanded conversion modes
  • Conversions performed as you type
  • Supports over 180 countries for currency
Features
Read full description

Unit and Currency Converter. Forget about boring converters. The Converter was designed not just for work, but also for pleasure: you can do the same tedious conversions, but with much more fun! And as for work: The Converter comes with more than 1500 units across 65 categories. By using advanced search and customization capabilities, you'll be able to arrange the information relevant to you for your total convenience. Two modes are available - Standard: only "to" and "from" units are shown, and Expanded: multiple units are shown on the same screen. In both modes conversions are performed as you type. Please look at the Screenshots to get an idea. Available measurements: Length, Area, Volume, Speed, Weight, Temperature, Currency (more than 180 countries), Clothing, Fuel Consumption, Data Storage, Data Transfer, Kitchen, Force, Energy, Power, Pressure, Time, Torque, Acceleration, Angle, Prefixes, Luminance, Charge, Current, Density, Sound, Fractions, Concentration Molar, Concentration Solution, Electric Conductance, Electric Conductivity, Electric Field Strength, Electric Potential, Electric Resistance, Electric Resistivity, Electrostatic Capacitance, Flow Mass, Flow Molar, Heat Density, Heat Flux Density, Heat Transfer Coefficient, Inductance, Linear Charge Density, Linear Current Density, Magnetic Field Strength, Magnetic Flux, Magnetic Flux Density, Magnetomotive Force, Mass Flux Density, Moment of Force, Moment of Inertia, Permeability, Radiation Absorbed Dose, Radiation Activity, Radiation Exposure, Surface Charge Density, Surface Current Density, Surface Tension, Thermal Conductivity, Thermal Expansion, Thermal Resistance, Viscosity Dynamic, Viscosity Kinematic, Volume Charge Density. For feedback and support: vladimir@kofman.com

About

Unit Ⅽonverter

Easily convert between over 1600 units of measurement across 75 categories, including custom units and complex calculations. Supports offline mode and offers a convenient history of your conversions.

Highlights
  • Convert over 1600 units in 75 categories
  • Supports custom units and combinations
  • Calculator for expression input
  • View conversion histories
  • Add favorite units
  • Offline mode
  • Copy and share results
Read full description

Unit Converter enables any user to quickly convert between any units of measurement—including custom units and combinations of units—in just a few simple steps. Conversion of units is the conversion between different units of measurement for the same quantity, typically through multiplicative conversion factors. Unit Converter application provides a conversion calculator for all types of measurement units. Features list - Convert all units simultaneously. - Calculator for expression input. - View conversion histories. - Add conversion to the favorite units. - Support offline mode, work without internet whenever and wherever. - All in one tool offering with multiple unit conversions. - Swap unit by pressing button on the interface. - Copying and Sharing the conversation results. Conversion with more than 1600 units of the measurements in 75 categories. - Common converters: Length, Currency (more than 150 world currencies), Temperature, Time, Weight, Fuel, Area, Volume, Angle, Pressure, Energy&Power, Speed, Force, Number, Data storage. - Engineering converters: Velocity angular, Acceleration, Acceleration angular, Density, Specific volume, Moment of Inertia, Moment of Force, Torque. - Hear converters: Fuel efficiency mass, Fuel efficiency volume, temperature interval, thermal expansion, Thermal resistance, Thermal conductivity, Specific heat capacity, Heat density, Heat flux density, Heat transfer coefficient. - Fluids converters: Flow, Flow mass, Flow molar, Mass Flux density, Concentration Molar, Concentration solution, Viscosity dynamic, Surface tension, Permeability. - Light converters: Luminance, Luminous Intensity, Illumination, Digital Image Resolution, Frequency wavelength. - Electricity converters: Charge, Linear charge density, surface charge density, volume charge density, ... - Magnetism converters: Magnetomotive Force, Magnetic field strength, Magnetic Flux, Magnetic Flux Density. - Radiology converters: Radiation, Radiation activity, Radiation exposure, Radiation absorbed. - Other converters: Prefixes, data transfer, sound, typography, Volume lumber. #UNITCONVERTER offers auto-renewing subscription option: $1.99 per month By subscribing you get all-purpose converters, live exchange rates and no advertising. Payment will be charged to iTunes Account at confirmation of purchase. Your subscription will automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your account will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed and auto-renewal may be turned off by going to the Account Settings after purchase. No cancellation of the current subscription is allowed during active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of Use: https://tos.vidanimate.co Privacy Policy: https://privacy.vidanimate.co

Screenshots

The Converter4 screens
Unit Ⅽonverter4 screens

Verdict

The call

The clearest difference is review sentiment: The Converter at 75% against Unit Ⅽonverter's 25%. The Converter also leads on ads (none vs shown) and iOS requirement (7.0 vs 18.0). On price, update cadence, in-app purchases and monetization model 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. The Converter sells 1 one-off in-app purchase and Unit Ⅽonverter sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

The Converter ships an update every 6 weeks, Unit Ⅽonverter every 3 weeks. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
The Converter versus Unit Ⅽonverter: the parameters behind the verdict, then further details
ParameterThe ConverterUnit Ⅽonverter
PriceFreeFree
Rating4.5 (21 ratings) — better—
Positive reviews75.3% of reviews — better25.0% of reviews
Number of ratings21 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS7.0 — better18.0
Further details — not scored
Size12 MB8 MB
Age rating4+4+
DeveloperVladimir KofmanPolymath Company Limited

Customer experience

The Converter

All ratings20 ratings
Positive90.0%
Neutral5.0%
Negative5.0%
Written reviews489 reviews
Positive75.3%
Neutral7.0%
Negative17.8%

Unit Ⅽonverter

Written reviews4 reviews
Positive25.0%
Neutral25.0%
Negative50.0%

In-app purchases

1 purchases

The Converter

One-time1
  • Remove Ads$0.99
2 purchases

Unit Ⅽonverter

Subscriptions1
  • UnitConverterPremiumMonthly$1.991 Month
One-time1
  • UnitConverterPremiumLifeTime$33.99

Questions

Is The Converter free?
The Converter is free to download, with in-app purchases available.
Is Unit Ⅽonverter free?
Unit Ⅽonverter is free to download, with in-app purchases available.
Do The Converter or Unit Ⅽonverter have ads?
Unit Ⅽonverter shows ads; The Converter does not.
Which is updated more often, The Converter or Unit Ⅽonverter?
The Converter ships an update every 6 weeks, and Unit Ⅽonverter every 3 weeks. Most recently, The Converter was updated on October 31, 2026 and Unit Ⅽonverter on November 3, 2026.

Other comparisons