Comparison

Bubble Level for iPhone vs Black Box Dyno

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

Black Box Dyno

This application analyzes minibike performance when used with compatible hardware. It displays real-time speed and engine RPM, and provides detailed post-run data on gearing, horsepower, torque, and top speed. It's ideal for tuning modifications or settling friendly performance debates.

Highlights
  • Speedometer
  • Tachometer
  • Gearing analysis
  • Horsepower tracking
  • Torque measurement
  • Top speed recording
Features
Read full description

Black Box Dyno, when paired with the associated hardware, brings minibike performance analysis to the palm of your hand. The app features a speedometer and tachometer, as well as post-run review of gearing, horsepower, torque, top speed and more. This is an essential tool for those who want to see how their bike modifications change performance or for anyone who needs to prove to friends their bike is better. Order the hardware at blackboxdyno.com.

Screenshots

Bubble Level for iPhone4 screens
Black Box Dyno3 screens

Verdict

The call

The clearest difference is in-app purchases: Black Box Dyno at none against Bubble Level for iPhone's 8. Black Box Dyno also leads on ads (none vs shown) and rating (5.0 vs 4.6). Bubble Level for iPhone's advantage is ratings volume (112K vs 3). On price, update cadence 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. Bubble Level for iPhone sells 8 in-app purchases, starting at $4.99 per 7 days. Black Box Dyno asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Black Box Dyno holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Bubble Level for iPhone has 112K ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

Bubble Level for iPhone ships an update every 5 weeks, Black Box Dyno every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

Scorecard6 real differences · 4 level
Bubble Level for iPhone versus Black Box Dyno: the parameters behind the verdict, then further details
ParameterBubble Level for iPhoneBlack Box Dyno
PriceFreeFree
Rating4.6 (112K ratings)5.0 (3 ratings) — better
Positive reviews34.6% of reviews—
Number of ratings112K — better3
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size181 MB23 MB
Age rating4+4+
DeveloperLemondo Apps LLcLexi Wozniak

Customer experience

Bubble Level for iPhone

All ratings111,706 ratings
Positive91.8%
Neutral3.5%
Negative4.7%
Written reviews405 reviews
Positive34.6%
Neutral4.7%
Negative60.7%

Black Box Dyno

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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

Black Box Dyno

Not enough reviews yet to summarise bugs or requests.

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
None

Black Box Dyno

No in-app purchases

Questions

Is Bubble Level for iPhone free?
Bubble Level for iPhone is free to download, with in-app purchases available.
Is Black Box Dyno free?
Black Box Dyno is free to download, with no in-app purchases.
Which has better reviews, Bubble Level for iPhone or Black Box Dyno?
Black Box Dyno is rated higher. Bubble Level for iPhone averages 4.6 out of 5 from 112K ratings, while Black Box Dyno averages 5.0 from 3 ratings.
Do Bubble Level for iPhone or Black Box Dyno have ads?
Bubble Level for iPhone shows ads; Black Box Dyno does not.
Which is updated more often, Bubble Level for iPhone or Black Box Dyno?
Bubble Level for iPhone ships an update every 5 weeks, and Black Box Dyno every 2 months. Most recently, Bubble Level for iPhone was updated on October 16, 2026 and Black Box Dyno on October 7, 2026.

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