Comparison

Voice vs Unit Conversion

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

Head to head
About

Voice

Effortlessly convert your voice notes into emails directly within your inbox. This app simplifies capturing thoughts and tasks without needing to learn new interfaces.

Highlights
  • Voice to email conversion
  • In-app inbox integration
  • Simple note-taking
  • Task management
  • No new interface to learn
Features
Read full description

We made it easy to "jot that down", "take a note", "remind me later", and "make it happen". All inside your inbox, which is where you already live. Nothing new to learn.

About

Unit Conversion

Features
Read full description

Unit Conversion Pro is your ultimate conversion companion, featuring 400+ categories and revolutionary AR measuring technology. Whether you're cooking, traveling, studying, or working, get instant accurate conversions at your fingertips. **Why Choose Unit Conversion Pro?** • Lightning-fast conversions with real-time calculations • AR Measuring: Use your camera to measure distances in the real world • 400+ conversion categories covering every need • Beautiful, intuitive interface designed for iOS • Works offline - no internet required • Regular updates with new units and features • Support for 27 languages worldwide **COMPLETE CATEGORIES & UNITS:** **Length**: Meter, Kilometer, Centimeter, Millimeter, Micrometer, Nanometer, Mile, Yard, Foot, Inch, Nautical Mile, Furlong, Chain, Fathom, Arpent, Dezimeter, Dekameter, Pol, Zoll, Fuss, Meilen **Mass/Weight**: Kilogram, Gram, Milligram, Microgram, Megagram, Metric Ton, Pound, Ounce, Stone, Short Ton, Long Ton, Dram, Grain, Quarter, Quintal, Short Hundredweight, Long Hundredweight, Decagram **Temperature**: Celsius, Fahrenheit, Kelvin, Rankine, Réaumur **Time**: Second, Minute, Hour, Day, Week, Month, Year, Decade, Century, Millisecond, Microsecond, Nanosecond **Area**: Square Meter, Square Kilometer, Square Centimeter, Square Mile, Square Yard, Square Foot, Square Inch, Hectare, Acre, Are, Decare, Arpent, Rai, Ngan, Tarang Wah **Volume**: Liter, Milliliter, Gallon (US), Gallon (Imperial), Quart, Pint, Cup, Fluid Ounce, Tablespoon, Teaspoon, Cubic Meter, Cubic Centimeter, Barrel, Hectoliter, Deciliter **Speed**: Meter/Second, Kilometer/Hour, Mile/Hour, Knot, Foot/Second, Mach, Kilometer/Minute, Mile/Minute **Energy**: Joule, Kilojoule, Calorie, Kilocalorie, Watt Hour, Kilowatt Hour, BTU, Electronvolt, Erg, Foot-Pound **Power**: Watt, Kilowatt, Megawatt, Horsepower, BTU/Hour, Calorie/Second, Erg/Second **Pressure**: Pascal, Bar, PSI, Atmosphere, Torr, mmHg, inHg, Kilopascal, Megapascal **Data Storage**: Bit, Byte, Kilobyte, Megabyte, Gigabyte, Terabyte, Petabyte, Kibibyte, Mebibyte, Gibibyte **Currency**: Real-time rates for 150+ world currencies **Fuel Efficiency**: MPG (US), MPG (Imperial), L/100km, km/L, Miles/Liter **Network Speed**: Mbps, Gbps, KB/s, MB/s, GB/s **Angle**: Degree, Radian, Gradian, Minute, Second, Turn, Quadrant **Force**: Newton, Kilonewton, Pound-Force, Kilogram-Force, Dyne, Kip **Torque**: Newton-Meter, Foot-Pound, Inch-Pound, Kilogram-Meter **Illuminance**: Lux, Foot-Candle, Phot, Nox **Radioactivity**: Becquerel, Curie, Rutherford, Roentgen, Sievert, Gray **Electric Current**: Ampere, Milliampere, Microampere, Kiloampere **Flow Rate**: Liter/Second, Liter/Minute, Gallon/Minute, Cubic Meter/Hour **SPECIALIZED CONVERTERS:** **Clothing Sizes**: International conversions for Shoes, Bra, Ring sizes **Running Pace**: Min/km, Min/mile, km/h, mph conversions **Date Calculator**: Calculate days between dates, add/subtract days **Time Zones**: Convert between world time zones **Dog Food**: Cups to grams for accurate pet feeding **Paper Weight**: GSM, Pound, Point conversions **Oven Temperature**: With cooking presets **Wire Gauge**: AWG with resistance calculations **Screw Sizes**: Metric and Imperial standards **SI Prefixes**: From yocto to yotta **Wind Speed**: Beaufort scale conversions **AR MEASURING FEATURES:** • Measure real-world distances using your camera • Calculate areas of rooms and surfaces • Save measurements for later reference • Share measurements with others • No additional tools required Perfect for students, engineers, chefs, travelers, DIY enthusiasts, and professionals. Unit Conversion Pro handles everything from everyday kitchen measurements to complex engineering calculations. Download Unit Conversion Pro today and never struggle with conversions again! Premium features coming soon!

Screenshots

Voice4 screens
Unit Conversion4 screens

Verdict

The call

The clearest difference is iOS requirement: Voice at 15.1 against Unit Conversion'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
Voice versus Unit Conversion: the parameters behind the verdict, then further details
ParameterVoiceUnit Conversion
PriceFreeFree
Rating5.0 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyDaily—
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size18 MB55 MB
Age rating4+4+
DeveloperOvalRicardo Contente

In-app purchases

None

Voice

No in-app purchases

None

Unit Conversion

No in-app purchases

Questions

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

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