Comparison

Level Tool vs Bubble Level

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

Head to head
About

Level Tool

This utility app provides accurate surface measurements using your device's sensors. It offers a virtual level indicator for easy flatness assessment, making it ideal for professionals and DIYers alike. Get precise readings without traditional tools.

Highlights
  • Accurate surface readings
  • Virtual level indicator
  • Intuitive interface
  • Real-time measurements
  • Gyroscope and accelerometer utilization
Features
Read full description

Level Tool app is designed to provide you with accurate readings of any surface by utilizing your device's built-in gyroscope and accelerometer. With Level Tool, you no longer need to rely on traditional bubble levels or bulky measuring tools. The app displays a virtual level indicator on your screen, and all you need to do is place your device on the surface you want to measure. The indicator will show you how flat or uneven the surface is by giving you real-time measurements. The Level Tool app is incredibly easy to use, and its intuitive interface ensures that you get accurate readings every time. Whether you're a professional builder, DIY enthusiast, or just need to measure the flatness of a surface for any reason, this app is an essential tool for your toolkit. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

About

Bubble Level

Transform your device into a precise bubble level, angle gauge, and measuring tool. Ideal for home improvement, construction, and DIY projects, it offers real-time tilt readings and surface alignment for professional accuracy.

Highlights
  • Live angle measurement
  • Classic bubble level view
  • Plumb checker
  • 360° surface alignment
  • Independent calibration
  • Clear visual tilt display
Features
Read full description

Turn your iPhone into a high-precision bubble level, angle gauge, and measuring tool. Whether you're mounting shelves, aligning frames, laying tile, or building a deck, this app gives you professional accuracy on the go. Use your device to check if surfaces are level, plumb, or at a specific angle. Get real-time tilt readings in degrees with the built-in inclinometer, or calibrate your phone to another object for relative alignment. This versatile tool is perfect for any construction, home improvement, or DIY project. Features: • Live angle measurement with digital inclinometer • Classic bubble view for horizontal and vertical levels • Built-in plumb checker for vertical surfaces • 360° surface alignment support in any orientation • Independent calibration or object-relative zeroing • Clear visual tilt display with smooth responsiveness • Clean, modern interface — no clutter or ads • Works in portrait and landscape modes Ideal for contractors, handymen, and DIYers alike, this tool makes it simple to measure, align, and build with confidence. Whether you're working inside or outside, this app gives you the accuracy of a hardware level — right on your iPhone. Download now and make every angle perfect with the easiest leveling tool you'll ever use. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Level Tool4 screens
Bubble Level4 screens

Verdict

The call

The clearest difference is rating: Bubble Level at 4.6 against Level Tool's 4.1. Level Tool's advantage is review sentiment (36% vs 25%) and iOS requirement (13.0 vs 15.6). On price, ratings volume, update cadence and ads 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. Level Tool sells 5 in-app purchases, starting at $3.99 per 7 days and Bubble Level sells 6 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Bubble Level holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 33 and 61 respectively. Written reviews complicate that: 36% of Level Tool's written reviews are positive against 25% of Bubble Level's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Level Tool ships an update monthly, Bubble Level every 2 months. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

Scorecard3 real differences · 7 level
Level Tool versus Bubble Level: the parameters behind the verdict, then further details
ParameterLevel ToolBubble Level
PriceFreeFree
Rating4.1 (33 ratings)4.6 (61 ratings) — better
Positive reviews36.4% of reviews — better25.0% of reviews
Number of ratings3361 — better
Update frequencyMonthly — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size26 MB17 MB
Age rating4+4+
DeveloperAndrei NemtsouVicki Partridge

Customer experience

Level Tool

All ratings33 ratings
Positive78.8%
Neutral9.1%
Negative12.1%
Written reviews22 reviews
Positive36.4%
Neutral0.0%
Negative63.6%

Bubble Level

All ratings61 ratings
Positive90.2%
Neutral3.3%
Negative6.6%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

In-app purchases

5 purchases

Level Tool

Subscriptions5
  • Premium Weekly$3.997 Days
  • Welcome One-Time Offer$4.991 Month
  • Premium Monthly$7.991 Month
Show 2 more
  • Premium Annual$9.991 Year
  • Premium Annual$19.991 Year
6 purchases

Bubble Level

Subscriptions5
  • Weekly Subscription7 Days trial2 variants$0.997 Days
  • Monthly Subscription7 Days trial$2.991 Month
  • Monthly Subscription7 Days trial$4.991 Month
Show 2 more
  • Yearly Subscription7 Days trial$9.991 Year
  • Yearly Subscription7 Days trial$49.991 Year
One-time1
  • Remove Ads$1.99

Questions

Is Level Tool free?
Level Tool is free to download, with in-app purchases available.
Is Bubble Level free?
Bubble Level is free to download, with in-app purchases available.
Which has better reviews, Level Tool or Bubble Level?
Bubble Level is rated higher. Level Tool averages 4.1 out of 5 from 33 ratings, while Bubble Level averages 4.6 from 61 ratings.
Do Level Tool or Bubble Level have ads?
Both Level Tool and Bubble Level show ads.
Which is updated more often, Level Tool or Bubble Level?
Level Tool ships an update monthly, and Bubble Level every 2 months. Most recently, Level Tool was updated on September 27, 2026 and Bubble Level on September 28, 2026.

Other comparisons