Comparison

Unit Converter vs B33n

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, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.

Highlights
  • Real-time currency conversions
  • Extensive unit categories (weight, temp, length, volume, etc.)
  • Simple and intuitive interface
  • Supports international currencies
  • Includes time, speed, and IT units
  • Unlockable premium units
Features
Read full description

Unit Converter: convert any measurement, currency or size in one tap. IN SHORT A fast, offline unit converter that turns any measurement, currency or clothing size into the answer you need — with live exchange rates and a built-in calculator. If you can use a calculator, you can use this. WHO IT'S FOR Cooks, contractors, DIY-ers, students, travelers and anyone who needs a quick, precise conversion. Also handy for engineers, nurses and online shoppers comparing international sizes. WHAT YOU GET • 18+ categories in one place — weight, length, temperature, volume, speed, area, time, data, energy and more. • Live currency conversion — real-time exchange rates, updated automatically. • A real calculator built in — type an expression and convert the result instantly. • Works offline — every unit (except live rates) converts with no connection. HOW IT WORKS 1) Pick a category from the icon grid. 2) Tap the two units you want and type a value — or a full calculation. 3) Read the precise result instantly, to the number of decimals you choose. KEY FEATURES • Currency — live forex rates for USD, EUR, GBP, JPY and more, plus crypto. • Weight & mass — oz, lb, kg, g, mg, stone, metric tons. • Length & distance — miles, km, yards, meters, feet, inches, cm, mm. • Temperature — Celsius, Fahrenheit, Kelvin, Réaumur, Rankine. • Volume — cups, tbsp, tsp, pints, gallons, liters and metric volumes. • Clothing & shoe sizes — men, women, kids and babies, across countries. • Plus speed, area, pressure, data, energy, fuel and angle. WHY IT HELPS Most people find the unit they need in a couple of taps and never open a second app. Rates stay current, so a EUR→USD check is accurate to the day. FAQ Q: What is it, in one line? A: A unit converter that turns any measurement, currency or size into a precise result using a built-in calculator. Q: Does it work without internet? A: Yes — all units convert offline. Only live currency rates need a connection to refresh. Q: Can it convert currencies in real time? A: Yes, exchange rates update automatically so conversions reflect the current market. DOWNLOAD AND CONVERT Pick a category and get your first conversion in seconds. Naturally, this app helps with unit conversion, the metric system, imperial units, currency exchange, cooking measurements and clothing sizes. Auto-renewable subscription: Unit Converter Premium - Full pack - 1-year renewal - USD 9.99 - available with a 7 days free trial - Full pack - 1-month renewal - USD 0.99 The total amount for the subscription period will be charged to your iTunes Account. Unless you turn it off auto-renewal at least 24 hours before the end of the subscription period, the subscription will renew automatically for the same price and will be charged on to your iTunes Account. You can manage the subscription and turn off automatic renewal in the account settings for your Apple ID at any time. Any used portion of a free trial period will be forfeited when subscribing to a non-trial plan. Please feel free to contact me if you have any questions: Olivier@oworld.co. Terms of service: https://termsfeed.com/terms-service/5c8b6678a74ea05ab5f671329b35ddc1 Privacy policy: https://www.iubenda.com/privacy-policy/25720446 Keep in mind that this application is constantly evolving. Got an idea for improvement? Can’t find a category? Please, send me an email to olivier@oworld.fr

About

B33n

Discover trusted recommendations from friends, not strangers or algorithms. Find places in new cities or plan trips by seeing spots your friends have visited and recommend. Build your own profile of favorite places to share.

Highlights
  • Follow trusted friends
  • Browse recommendations by city
  • Save spots to a 'Want to Go' list
  • Tag and share your favorite places
  • Ask friends for recommendations
  • Filter recommendations by location
Features
Read full description

Been is where you go for recommendations you actually trust — from the friends whose taste you already rely on, not strangers, ads, or algorithms. Landing in a new city? Open a friend's profile, filter by where you are, and see the exact spots they'd send you to. Planning a trip? Ask your most-travelled friends for their list and get it before you fly. HOW IT WORKS • Follow the people whose taste you trust • Browse their recommended places, filtered by city • Save spots to your Want to Go list for later • Tag your own favourites and build a profile worth sharing • Ask friends for recs on any city — they answer in seconds WHY BEEN • Real recommendations from real friends — no ads, no fake reviews, no noise • Every place is somewhere a person you trust has actually been • Filter by city so you only see what's relevant to where you are • Show off your home city and the places that make it yours • Beautiful, fast, and built for the way you actually ask for recommendations Stop scrolling through a thousand strangers' reviews. Been gives you the shortlist that matters — from the people who know you. Download Been and see where your friends recommend, wherever you land.

Screenshots

Unit Converter4 screens
B33n4 screens

Verdict

The call

The clearest difference is review sentiment: B33n at 100% against Unit Converter's 58%. B33n also leads on in-app purchases (none vs 10) and ads (none vs shown). Unit Converter's advantage is update cadence (weekly vs every 3 weeks). On price, device support and iOS requirement 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. Unit Converter sells 10 in-app purchases, starting at $2.49 per month. B33n asks for nothing beyond the download.

UpkeepUpdate frequency

Unit Converter ships an update weekly, B33n every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard5 real differences · 5 level
Unit Converter versus B33n: the parameters behind the verdict, then further details
ParameterUnit ConverterB33n
PriceFreeFree
Rating4.6 (14K ratings) — better—
Positive reviews58.2% of reviews100.0% of reviews — better
Number of ratings14K — better—
Update frequencyWeekly — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size70 MB46 MB
Age rating4+12+
DeveloperoWorld SoftwareROMEO CHALOM KUBWABO

Customer experience

Unit Converter

All ratings13,701 ratings
Positive90.0%
Neutral4.0%
Negative6.0%
Written reviews1,063 reviews
Positive58.2%
Neutral6.3%
Negative35.5%

B33n

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Unit Converter

Reported bugs

3 issues
  • Conversion calculations are sometimes inaccurate
  • Inability to enter decimal values in some conversions
  • Compatibility issues with newer devices

Requested features

4 requests
  • Dark mode option
  • Favorites/frequently used units
  • Improved ad-supported free version
  • More customization options

B33n

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Unit Converter

Subscriptions5
  • Premium 1 month$2.491 Month
  • Unit Converter Premium - 1y$8.991 Year
  • Get premium7 Days trial$14.991 Year
Show 2 more
  • Premium 1 year7 Days trial$14.991 Year
  • Conversion Calculator Pro - 1y7 Days trial$19.991 Year
One-time5
  • Conversion liquids/volumes 1y$0.99
  • Remove Ads 1y$0.99
  • Conversion angles, forces 1y$1.99
Show 2 more
  • Currency Converter 1y$1.99
  • Convert all units + No ads$29.99
None

B33n

No in-app purchases

Questions

Is Unit Converter free?
Unit Converter is free to download, with in-app purchases available.
Is B33n free?
B33n is free to download, with no in-app purchases.
Do Unit Converter or B33n have ads?
Unit Converter shows ads; B33n does not.
Which is updated more often, Unit Converter or B33n?
Unit Converter ships an update weekly, and B33n every 3 weeks. Most recently, Unit Converter was updated on November 5, 2026 and B33n on October 31, 2026.

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