Comparison

Convert Any Unit Lite vs Pass3nger

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

Head to head
About

Convert Any Unit Lite

Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.

Highlights
  • Intelligent unit search with autocomplete
  • Automatic category selection
  • Integrated calculator
  • Save and organize favorite conversions
  • Supports over 6,400 units
  • Fractional conversion output
Features
Read full description

Over 4 million downloads! The FASTEST way possible to convert units. Just type in a unit without first selecting the category. As you type, a list of units appear. Tap a unit to select it. For most units, 1 or 2 letters is enough to find the unit you want. Automatically saves units into a Favorites list. This version is ad-supported. ----- As you type, the most likely units appear. Once you have selected a unit, the other unit is automatically restricted to the category of the current unit. At any time you can browse through the complete list of units available by tapping on the buttons to the right of the input fields. Advanced features include bookmarks and an integrated calculator. With over 6,400 units, this is the only unit converter you will ever need. ----- Streamlined Interface • Search for and select units with autocomplete (as you type, a list of matching units appears). • Search faster by typing in only the unit abbreviation or first letter of each word in the unit. • "Intelligent Search" shows the most likely units first. • Automatic category selection (category is automatically set once you select a unit). • Flip Units button to switch the From and To units. • Reset button to clear all inputs and start over. • Convert to fraction. ----- Advanced Features • Built in calculator. • Save bookmarks and organize them into folders. • Equations are shown for temperature conversions. • Copy and paste to and from the clipboard. • Conversion result is shown as an easy to understand equation. • Both unit names and symbols shown. • Browse units in an alphabetically indexed list or by magnitude. • Results with up to 12 significant digits. • Automatic formatting of numbers based on your current Region Format. • Automatic formatting of extremely large or small numbers with scientific notation. ----- Over 6,400 Units In 51 Categories. • Acceleration • Angle • Area • Blood Cholesterol • Blood Glucose • Capacitance • Currency • Currency / Volume • Data • Data Rate • Density • Dynamic Viscosity • Electric Charge • Electric Current • Electric Potential • Electrical Conductance • Electrical Resistance • Energy • Force • Frequency • Fuel Economy • Illuminance • Inductance • Kinematic Viscosity • Length • Luminance • Magnetic Field Intensity • Magnetic Flux • Magnetic Flux Density • Mass • Mass / Area • Mass Flow • Mass Fraction • Mass Moment of Inertia • Mole Fraction • Numeral Systems • Pace (Speed) • Power • Pressure • Radiation - Absorbed Dose • Radiation - Equivalent Dose • Radiation Rate - Equivalent Dose • Radioactivity • Sound • Speed • Temperature • Time • Torque • Volume • Volume / Area • Volume Flow • Volume Flow / Area • Water Hardness • Weight (Mass) • Wire Gauge URL Scheme: convertanyunitfree://

About

Pass3nger

This app facilitates the quick and convenient delivery of small packages and documents globally. Send envelopes, books, or other small items to any destination with ease.

Highlights
  • Global package delivery
  • Quick delivery service
  • Convenient package handling
  • Delivery of small items
  • Send to any destination
Features
Read full description

Global package delivery. a quick way to deliver your package as soon as possible. Convenient Delivery: Delivery of your package as convenient as it could be Small Package: Whether an envelope, document, book, or a small package, deliver it to destination with no hassle To Everywhere: Send your package anywhere you desire

Screenshots

Convert Any Unit Lite4 screens
Pass3nger4 screens

Verdict

The call

The clearest difference is review sentiment: Convert Any Unit Lite at 73% against Pass3nger's 0%. Convert Any Unit Lite also leads on rating (4.7 vs 3.5) and ratings volume (48K vs 4). Pass3nger's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

ReceptionRating · Positive reviews · Number of ratings

Convert Any Unit Lite holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: Convert Any Unit Lite has 48K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 73% of Convert Any Unit Lite's written reviews are positive against 0% of Pass3nger's.

UpkeepUpdate frequency

Convert Any Unit Lite ships an update every 6 weeks, Pass3nger monthly. The most recent releases landed on November 3, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
Convert Any Unit Lite versus Pass3nger: the parameters behind the verdict, then further details
ParameterConvert Any Unit LitePass3nger
PriceFreeFree
Rating4.7 (48K ratings) — better3.5 (4 ratings)
Positive reviews72.8% of reviews — better0.0% of reviews
Number of ratings48K — better4
Update frequencyEvery 6 weeksMonthly — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.213.0 — better
Further details — not scored
Size30 MB22 MB
Age rating4+4+
DeveloperCider Software LLCamir ashrafi

Customer experience

Convert Any Unit Lite

All ratings48,108 ratings
Positive92.7%
Neutral3.9%
Negative3.3%
Written reviews416 reviews
Positive72.8%
Neutral4.3%
Negative22.8%

Pass3nger

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Convert Any Unit Lite

Reported bugs

3 issues
  • Login screen freezes
  • App crashes when opening certain conversions
  • Custom unit values reset unexpectedly

Requested features

4 requests
  • Add Apple Watch app
  • Improve ad placement and frequency
  • Enhance custom unit creation experience
  • Provide more unit categories and conversions

Pass3nger

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Convert Any Unit Lite

No in-app purchases

None

Pass3nger

No in-app purchases

Questions

Is Convert Any Unit Lite free?
Convert Any Unit Lite is free to download, with no in-app purchases.
Is Pass3nger free?
Pass3nger is free to download, with no in-app purchases.
Which has better reviews, Convert Any Unit Lite or Pass3nger?
Convert Any Unit Lite is rated higher. Convert Any Unit Lite averages 4.7 out of 5 from 48K ratings, while Pass3nger averages 3.5 from 4 ratings.
Do Convert Any Unit Lite or Pass3nger have ads?
Convert Any Unit Lite shows ads; Pass3nger does not.
Which is updated more often, Convert Any Unit Lite or Pass3nger?
Convert Any Unit Lite ships an update every 6 weeks, and Pass3nger monthly. Most recently, Convert Any Unit Lite was updated on November 3, 2026 and Pass3nger on October 7, 2026.

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