Comparison

Bubble Level for iPhone vs Bubble Level Plus+

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

Head to head
About

Bubble Level for iPhone

This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.

Highlights
  • Bubble level for object alignment
  • Angle measurement
  • Surface flatness check
  • Metal and wire detection
  • AR ruler for distance measurement
  • Inclinometer for tilt control
  • Compass
Read full description

NEW and UNIQUE features and functionalities: 1. Classic water-level + Object alignment 2. Angle measurement 3. Surface flatness 4. Metal detection - detect wire inside the wall before drilling it 5. Inclinometer - Also known as a tilt – meter; will help drivers during off-road journeys, to control and minimize the risk of roll-over. 6. AR Ruler - point your camera and measure distance between objects. 7. 3D Room Plan on Pro versions 8. 2D Room Plan 9. Compass With all the new features of this app, you'll always have carpenter and off-road navigator with you! From now, with the help of Bubble Level, you’ll never have the issues regarding: • Alignment of the picture, board, furniture, wall and etc.! • Calculation of different angles in various situations! • Checking your table, shelf and surface level of every face-up objects! • Detecting metal and even wire inside the wall • Tracking the inclination of bike, car and etc. These are the main occasions of app usage, but you’ll find MUCH MORE in practice! You can get Pro features through auto-renewing subscription and if you want to continue getting premium features, your subscription should be continued. 1 Monthly subscription costs $1.99 (or equivalent), free trial - 3 days and renews automatically every month , unless you cancel it through your iTunes account 3 Monthly subscription costs $7.99 (or equivalent), free trial - 3 days and renews automatically every month , unless you cancel it through your iTunes account 1 Year subscription costs $24.99 (or equivalent), free trial - 3 days and renews automatically every yearly , unless you cancel it through your iTunes account Monthly subscription no free trial costs $5.99 (or equivalent), renews automatically every month , unless you cancel it through your iTunes account Prices are in U.S. dollars, may vary in countries other than the U.S. and are subject to change with notice. Payment will be charged to your iTunes Account at confirmation of purchase. Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current subscription. Your account will be charged for a renewed subscription within 24 hours prior to the end of current subscription. You can manage your subscription and switch off the auto-renewal by accessing your account settings after purchase. You cannot cancel the current subscription during the active subscription period. Any unused part or time-span of a free trial period will be forfeited, as soon as you purchase a subscription. Subscription Terms: Payment will be charged to your Apple ID account at the confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Terms of Use (EULA): https://lmddata.blob.core.windows.net/lmdmore/bubleLevelMore/TermOfuse.html Privacy policy: http://lemondo.com/privacy We want to hear your suggestions, likes, complaints.. Please leave your feedback, rate us on the AppStore or use the contact link to stay in touch. Get Bubble Level NOW with simple, high resolution graphics and ENJOY!

About

Bubble Level Plus+

This utility app functions as a digital bubble level, angle meter, and tilt meter. It helps users align picture frames, measure slopes, and assist with home decoration. Calibration instructions are provided for accurate measurements.

Highlights
  • Bubble level functionality
  • Angle measurement
  • Tilt meter
  • Picture frame alignment
  • Home decoration assistance
  • Calibration guide
Features
Read full description

Bubble Level (one of the 12 tools in iMetalBox) is now free! Take this chance to download! ======== User reviews ======== • "Works great and stylish!" - HellofromtheFeeworld746 • "Just what I need it for. Simple and easy." - LtHottRod • "No drama, does what I need it to." - Leon8004 • "I have use on my (welder) and it worked great." - Spark in the dark -------------------------------- Full retina display support for both iPhone 4 and iPhone 5! Also check out iMetalBox: 12 in 1, get 12 useful tools with the price of one! You can use Level° for: - Picture frame alignment - Measure angles and slopes - Home decoration - And much more! Calibrate instructions: - To calibrate the levels, hold the phone against a reference surface and press the Calibrate button. - Do this two times for vertical and horizontal orientations.

Screenshots

Bubble Level for iPhone4 screens
Bubble Level Plus+4 screens

Verdict

The call

The clearest difference is ads: Bubble Level Plus+ at none against Bubble Level for iPhone's shown. Bubble Level for iPhone's advantage is ratings volume (112K vs 15K) and iOS requirement (13.0 vs 17.6). On price, rating, review sentiment and update cadence 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. Bubble Level for iPhone sells 8 in-app purchases, starting at $4.99 per 7 days and Bubble Level Plus+ sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Bubble Level for iPhone against 4.6 for Bubble Level Plus+. That said, the two scores are not equally well evidenced: Bubble Level for iPhone has 112K ratings behind it against 15K, so its average is the more settled of the two. Written reviews are what separate them: 35% of Bubble Level for iPhone's written reviews are positive against 38% of Bubble Level Plus+'s.

UpkeepUpdate frequency

Bubble Level for iPhone ships an update every 5 weeks, Bubble Level Plus+ every 2 months. Both last shipped on September 24, 2026.

Scorecard3 real differences · 7 level
Bubble Level for iPhone versus Bubble Level Plus+: the parameters behind the verdict, then further details
ParameterBubble Level for iPhoneBubble Level Plus+
PriceFreeFree
Rating4.6 (112K ratings)4.6 (15K ratings)
Positive reviews35.4% of reviews37.6% of reviews — better
Number of ratings112K — better15K
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.6
Further details — not scored
Size104 MB8 MB
Age rating4+4+
DeveloperLemondo Apps LLcTue Nguyen Minh

Customer experience

Bubble Level for iPhone

All ratings111,701 ratings
Positive91.8%
Neutral3.5%
Negative4.7%
Written reviews393 reviews
Positive35.4%
Neutral4.6%
Negative60.1%

Bubble Level Plus+

All ratings15,219 ratings
Positive89.1%
Neutral4.2%
Negative6.7%
Written reviews210 reviews
Positive37.6%
Neutral1.9%
Negative60.5%

User reviews

Bubble Level for iPhone

From 112K App Store ratings

What we love

  • 🚀 Handy tool
  • 👍 Useful features
  • 🚀 Accurate readings
  • 👍 Reliable for leveling RVs and caravans

Room to improve

  • 🐛 Inaccurate readings
  • 💩 Constant ads disrupting usage
  • 🤑 Paywall for full functionality
  • 🐛 Ads still present after paid upgrade

Bubble Level Plus+

From 15K App Store ratings

What we love

  • 🚀 Easy to use
  • ⚙️ Accurate measurements
  • 💡 Useful for various applications

Room to improve

  • 🔒 Overly aggressive monetization
  • 🕰️ Extremely limited free version
  • 🐛 Inconsistent performance
  • 💤 Frequent pop-ups disrupting usage

Bugs and requests

Bubble Level for iPhone

Reported bugs

3 issues
  • App freezing/crashing
  • Ads blocking access to app features
  • Inconsistent performance across devices

Requested features

4 requests
  • Calibration option
  • Improved contrast for outdoor visibility
  • Larger font size for readouts
  • Plumb line view through camera

Bubble Level Plus+

Reported bugs

3 issues
  • Bubble level not working as expected
  • Measurements resetting unexpectedly
  • Compatibility issues with newer devices

Requested features

3 requests
  • Ability to lock calibration settings
  • More customization options
  • Improved accuracy for larger angles

In-app purchases

8 purchases

Bubble Level for iPhone

Subscriptions7
  • Weekly subscription$4.997 Days
  • Weekly free trial3 Days trial$4.997 Days
  • Monthly subscriptions$5.991 Month
Show 4 more
  • Bubble Level Pro3 Days trial$5.991 Month
  • 3 month3 Days trial$7.993 Months
  • 1 Year no free trial$19.991 Year
  • 1 Year3 Days trial$19.991 Year
One-time1
  • Remove Ads$0.99
2 purchases

Bubble Level Plus+

One-time2
  • Pro Features$0.99
  • Bubble Level Pro$1.99

Questions

Is Bubble Level for iPhone free?
Bubble Level for iPhone is free to download, with in-app purchases available.
Is Bubble Level Plus+ free?
Bubble Level Plus+ is free to download, with in-app purchases available.
Which has better reviews, Bubble Level for iPhone or Bubble Level Plus+?
Bubble Level for iPhone and Bubble Level Plus+ are both rated 4.6 out of 5 on the App Store, from 112K and 15K ratings respectively.
Do Bubble Level for iPhone or Bubble Level Plus+ have ads?
Bubble Level for iPhone shows ads; Bubble Level Plus+ does not.
Which is updated more often, Bubble Level for iPhone or Bubble Level Plus+?
Bubble Level for iPhone ships an update every 5 weeks, and Bubble Level Plus+ every 2 months. Most recently, Bubble Level for iPhone was updated on September 24, 2026 and Bubble Level Plus+ on September 24, 2026.

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