Comparison

Measures Unit Converter vs Bubble Level & Measure Toolbox

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

Head to head
About

Measures Unit Converter

This app offers a comprehensive unit conversion tool with over 971 units across 40 categories, including 173 currencies with real-time exchange rates. It features an intuitive interface, a scientific calculator, and offline functionality, making it ideal for precise conversions.

Highlights
  • 971 units across 40 categories
  • 173 currencies with real-time rates
  • Offline conversion functionality
  • Scientific calculator
  • Intuitive redesigned interface
  • Customizable themes
Features
Read full description

Measures is the ultimate unit converter for iOS featuring 971 units across 40 categories and 173 currencies with real-time rates. NEW VERSION - COMPLETELY REDESIGNED: • 971 units across 40 categories • 173 currencies with automatic real-time rates • Completely redesigned, intuitive interface • Scientific calculator with advanced functions • Enhanced favorites with drag & drop reordering • Intelligent search with instant results • Fully customizable with 5 beautiful themes and many options • Works completely offline - no internet required for conversions PROFESSIONAL CATEGORIES: • Traditional: Length, mass, volume, area, temperature • Scientific: Energy, force, pressure, density, viscosity • Specialized: Clothing sizes, blood sugar, typography • Currencies: 173 countries with real-time rates • Plus 32 additional categories! Perfect for scientists, engineers, students, and professionals who need precise conversions.

About

Bubble Level & Measure Toolbox

This app offers a precise bubble level, accurate digital ruler, smart angle finder, and wireless inspection camera. It transforms your device into a versatile measurement tool for various DIY and professional tasks, all while prioritizing user privacy and offline functionality.

Highlights
  • 3-in-1 Spirit Level & Clinometer
  • Accurate Digital Ruler
  • WiFi Inspection Camera / Endoscope (Pro)
  • Apple Watch Sync (Pro)
  • AR Laser Level & Plumb Bob (Pro)
  • Smart Protractor (Pro)
  • Decibel Meter / Sound Level (Pro)
Features
Read full description

The precise bubble level, accurate digital ruler, smart angle finder, and wireless inspection camera in one powerful app. Measure Assistant is the ultimate digital toolbox for DIYers, campers, contractors, and professionals. Whether you need to hang pictures perfectly straight, align your washing machine, level your RV / camper, measure dimensions, or inspect hard-to-reach areas – Measure Assistant turns your iPhone and Apple Watch into a reliable, high-precision measurement tool. Completely without annoying ads and data collection! HIGHLIGHTS & TOOLS: 3-in-1 Spirit Level & Clinometer: Use the classic 360° circular bubble level (surface level) for flat objects, or the tubular levels for precise edges and inclines. The perfect water level for any home improvement or woodworking project. Accurate Digital Ruler: Measure objects directly on your screen. The interactive calipers can be precisely calibrated to your iPhone's size for exact millimeter (mm) and inch measurements. WiFi Inspection Camera / Endoscope (Pro): No more working blind! Turn your phone into a wireless borescope. Place your iPhone in dark, tight spots (engines, pipes, behind cabinets) and stream the live video to a second device (iPad, second phone) via local WiFi. Remote flashlight control included! Apple Watch Sync (Pro): A true hands-free experience! Read the spirit level, tilt meter, and decibel meter live directly on your wrist. Synchronizes in real-time – ideal when working under vehicles or heavy machinery. AR Laser Level & Plumb Bob (Pro): Project a virtual laser plumb line directly onto your walls using Augmented Reality (ARKit). Perfect for aligning tiles, pictures, and shelves over larger distances. Smart Protractor (Pro): Simply place your iPhone on any object or surface to measure the exact tilt angle and slope in degrees. Decibel Meter / Sound Level (Pro): Measure environmental noise and acoustic pollution in dB in real-time. Ideal for the workshop, construction site, or checking noise limits at the campsite. Premium Dark Mode: A high-contrast, OLED-optimized design that saves battery life and remains perfectly readable even outside in bright sunlight. 100% Privacy & Offline: No registration, no tracking, no ads. Your measurement data stays completely offline and only on your device. Turn your iPhone into the smartest measurement app in your toolbox. Download Measure Assistant for free today!

Screenshots

Measures Unit Converter4 screens
Bubble Level & Measure Toolbox4 screens

Verdict

The call

The clearest difference is price: Bubble Level & Measure Toolbox at Free against Measures Unit Converter's $1.99. Bubble Level & Measure Toolbox also leads on update cadence (every 2 days vs every 8 days). Measures Unit Converter's advantage is iOS requirement (18.0 vs 26.0). On review sentiment, ads, 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

Bubble Level & Measure Toolbox is free to download; Measures Unit Converter costs $1.99 up front. Measures Unit Converter sells 4 one-off in-app purchases and Bubble Level & Measure Toolbox sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Measures Unit Converter ships an update every 8 days, Bubble Level & Measure Toolbox every 2 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Measures Unit Converter versus Bubble Level & Measure Toolbox: the parameters behind the verdict, then further details
ParameterMeasures Unit ConverterBubble Level & Measure Toolbox
Price$1.99Free — better
Rating4.4 (38 ratings) — better—
Positive reviews91.4% of reviews — better88.9% of reviews
Number of ratings38 — better—
Update frequencyEvery 8 daysEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS18.0 — better26.0
Further details — not scored
Size18 MB37 MB
Age rating4+4+
DeveloperNeuwert Media GmbHMarco Pohl

Customer experience

Measures Unit Converter

All ratings30 ratings
Positive83.3%
Neutral3.3%
Negative13.3%
Written reviews833 reviews
Positive91.4%
Neutral2.3%
Negative6.4%

Bubble Level & Measure Toolbox

Written reviews9 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

Bugs and requests

Measures Unit Converter

Reported bugs

2 issues
  • Crashes on launch with iOS 7.0.2
  • Inconsistent behavior when changing units in calculator

Requested features

4 requests
  • Add ability to swap conversion directions
  • Improve currency conversion to show tourist rates
  • Expand RF/frequency conversion options
  • Add support for more advanced unit types (e.g. wind chill, biblical currencies)

Bubble Level & Measure Toolbox

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Measures Unit Converter

One-time4
  • Coffee$1.99
  • Breakfast$4.99
  • Lunch$9.99
Show 1 more
  • Dinner$19.99
1 purchases

Bubble Level & Measure Toolbox

One-time1
  • PRO-Version$3.99

Questions

Is Measures Unit Converter free?
Measures Unit Converter costs $1.99, and also offers in-app purchases.
Is Bubble Level & Measure Toolbox free?
Bubble Level & Measure Toolbox is free to download, with in-app purchases available.
Do Measures Unit Converter or Bubble Level & Measure Toolbox have ads?
Neither Measures Unit Converter nor Bubble Level & Measure Toolbox shows ads.
Which is updated more often, Measures Unit Converter or Bubble Level & Measure Toolbox?
Measures Unit Converter ships an update every 8 days, and Bubble Level & Measure Toolbox every 2 days. Most recently, Measures Unit Converter was updated on October 27, 2026 and Bubble Level & Measure Toolbox on October 24, 2026.

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