2026-11-11★☆☆☆☆
1/5
Paying an exorbitant amount for a rarely used app is incredibly greedy and the app was faulty and hard to use.
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Bubble Level – Spirit Level provides a precise bubble level, straight ruler, spirit level and protractor angle measurement for Android devices. It helps construction, carpentry and home projects determine whether surfaces are level. Download Bubble Level – Spirit Level APK Free and start measuring quickly.
The app delivers reliable leveling functions directly on your phone, making it a handy tool for any DIY task.
Install the APK to enjoy a professional‑grade leveling experience and obtain the Bubble Level – Spirit Level Android app.
This application is ideal for homeowners, apartment renters, and carpenters who need a quick, reliable way to hang pictures, check floors, or align shelves.
Add this precise leveling utility to your Android device today, the bubble level spirit level APK free version offers all core functions.
a96587159d6184d5...1effcfSafety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
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✓ No virus✓ No spyware✓ No malware✓ No trojan
ccc9b8cbb68028709c4ff380f2d90cb14aad8a854e6bbb7e76ee294c9dbb8313
a96587159d6184d5a59f2e5a37656587fc9f3de337af454b228bff144c1effcf
Version 1.13 · 3.0 MB · APK
SHA-256 ccc9b8cbb68028709c4ff380f2d90cb14aad8a854e6bbb7e76ee294c9dbb8313
Signer a96587159d6184d5a59f2e5a37656587fc9f3de337af454b228bff144c1effcf
Architecture No native libraries
26,761 ratings
26,761 ratings on AndroidRU. 419 written reviews on AndroidRU, 185 shown below. Their honest reviews of this app.
Paying an exorbitant amount for a rarely used app is incredibly greedy and the app was faulty and hard to use.
good app 👍
I'm enjoying this app easy to use and accurate
Excellent, one of the best leveling apps I've used.
very useful to determine roof pitches...
good
super cool 😎
Couldn't get it to work
It does not display any measurements from 0° to 6°. In reality, a spirit level should provide readings within the 0° to 6° range. This application is intended for those who lack proper knowledge.
does what you need, sad to think that's normally too much to ask for
No need to say anything This app is quality and super easy to use
really easy to use. looks level...:)
very handy all. useful for levelling campervan on sites.
good
good level
works perfect!
good
Does what it says on the tin. The ruler and protractor are helpful too 👍🏻
Easy to use and on point
so far do good
good
easy to use
fantastic, an app that actually does what it's supposed to do, and not bombard you with endless ads and subscription demands. a miracle for the play store!!!
it works
works like a charm
excellent, reliable, easy to use.
Best bubble level spirit level
good app
works great
pretty handy! pretty accurate too
Excellent
great visuals and easy to use.
f**ken bang on bud. This app will for sure level out your situation. NO MEASURING YOUR TOOLS WITH IT.. heathens. hmu 867-5309 ;)
👍 works great! thanks. easy to use.
best spirit level i ever used , get the perfect leveling tool
A really simple and convenient pocket level.
works well.
does what it says on the tin
excellent
Works great
clear easy to use brilliant love this app 🤩
excellent
great
only used it three times so far. It works better than the other app I just uninstalled nice and memory light, easy to use, looks pretty accurate I give it 5 stars
works well for leveling motorhome.
Really does the job, as good as any spirit level.
Great tool, use it daily at work as a carpenter
The best and user friendly
need to get their grubby fingers into your accounts and data just to use it once ... garbage
بسیار دقیق در نصب کابینت استفاده میکنم واقعا تراز دیجیتال دقیق فقط قبلش با یه تراز سالم کالیبره شود
seems to work good and accuracy is good for quick reference.
awesome 👍
simple, works well and seems accurate.
Spot on!
Finally a level app that's not overflowing with ads.
Used this app to site my caravan, very useful.
great handy
AN APP THAT WORKS STRAIGHT AWAY WHAT MORE COULD YOU ASK FOR
Good accurate bubble so far, tested against traditional level. Straight onto bubble when open app, which I like, especially when your holding bits of timber. No faffing about.
excellent
really easy to use
Very useful and accurate app.
pure niceness
one of the best a++
Brilliant, works exactly as intended. Praise be to the dev!
great little app. just had a new washing machine fitted and*sigh* the fitters DIDN'T check the balance of the feet. I've fixed it and it's now balanced👍. great little app
Great user interface with highly accurate measurements!!
Easiest and best level out there, love the simplicity of it, 5 out of 5 easily
brilliant app
Does What It Does. If Your On The Square. If You Know You Know SMIB
Fabulous and so accurate! Life saver honestly!
No fuss spirit level, does the job perfectly
Ruler not right! Cannot calibrate!
Nicce
good
brilliant! worked immediately, no consent nonsense, no asking for card details. sometimes it's nice to just make something to help people and not want to profit.
Seems very accurate. I've just used it to hang a vacuum cleaner charger Cradle nice and straight. I wasn't bugged with any Ad's.
Great app till it stopped working 👌 Worked for 48hrs then stopped
excellent
works well loads quick
great
I couldn't work out how to measure the angle of my kitchen roof. Googled it, found this and it did the trick. Never knew my phone could do this. Great app.
works really well saved me loads of time and money
works perfectly and asks for nothing extra. can't imagine how it could be better
works straight away no hassle and no ads also has ruler
works great! Accurate, nothing to figure out. Just works. simple as that.
Great app when you're on construction and lots more
Perfect for my motorhome when we are on the go.
works great
actually quite precise for a free app, I love it
very good
work great
exceptional and thank you.
does what it is designed for very well
good
no latest update?
easy to use and fairly accurate for a phone app...😁
very good
Great app
very handy and accuracy ok for a diy job
I particularly like that I can lock the app to either the spirit or bubble level so it doesnt automatically switch between them. this allows angle measurements greater than 45 degrees. I would give 5 stars except it doesn't appear to have a way to lock in a measurement like some apps. a simple button to lock in or record an angle reading would be very useful.
Works well as a spirit level on the phone. What I was really looking for was for it to also work via android auto, so if I place the phone flat on the worktop of my campervan as I park, and see when the vehicle is level as I park in the campsite. Can you add this feature? I'd be happy to pay a small fee, and I think many other campervan or motorhome owners would too. Thanks.
A very good app and quiet handy for your phone. I just used it to check my table I moved in my camper and it's level all the way around.
Perfect, just what I needed. Thanks so much for not filling the app with (any) ads, such a nice change. Easy to use, very well designed. 5 out of 5. Thank you!
This is perfect. Always in your pocket and so much easier for small jobs like box work or smaller shelving
Only one star due to the ruler and level not allowing for calibration and the invasive full screen video ad disguised as a virus warning that is peddling malware when selecting Settings. I have no issue with the ads at the bottom to allow it to be free, but ads preventing the use of the app and especially those that are deceptive are unacceptable.
Love it. Very useful & helpful. Recommand it to every one, especially for DIY guys. It's always in your pocket. No need to carry a long and heavy level to see whether a shelf or furniture is well placed or not.
For a free app this has just the right amount of features. Additionally, while I haven't used it a lot of times, I've yet to be confronted with an ad. I'm sure it'll eventually happen, but hopefully it'll be a rare occurrence. I have no complaints with the app and the tools are handy to have around.
all looks good. for the last year freeze only one time. Apart from that it works really well. Don't forget to calibrate from time to time. Very easy to use.
Very handy when you need a quick level. The bubble level is dependent on the flatness of your phone, so it wasn't as useful with the camera bulge on my phone.
simple and easy to use.. very helpful when leveling crane outrigger because it gives accurate reading.. I'm lovin' it
Excellent. Found myself doing DIY away from home and had forgotten to pack a spirit level in my toolkit. This app came to my aid. Highly recommended and would further endorse all the other positive reviews it has received.
very nice app; works as described. 2 questions: what's up with 'settings' (only icons, no descriptions or explanations), and, does app self-calibrate at startup?
Just downloaded this digital spirit level App and I will be testing it to see if it works correctly & its accuracy against the physical spirit level. So for now I'm giving it a 3 rating!
This app is pretty accurate. Not sure I'd use this to build a house, but it worked great for putting up a wall mount for a TV. Also, the metric ruler works well.
I didn't think it was possible, but I checked it with my level in my 5th wheel camper , works great very accurate.
was going to start using it until cookies popped up and u have to go through it all to say no to them.. not wasting my time on that every time I want to use it. uninstalled quicker than installed
too early to tell whether this lot will stand up but the app at least doesn't try to charge £14.99 a WEEK like another one available in the app store...
green on black background. difficult to see except in good light. very disappointed.
Doea what it says and it does it good. The adds are in the bottom of the screen unaffecting the functions. Basically as good as a free app could be.
As i didn't have my spirit level on me I downloaded this to put a shelf up for my Mum, there is no way that shelf was level when this app said it was, borrowed a level off a neighbour and the bubble went straight to the end. App deleted.
Worked well as a spirit level when I needed one and had left my real ones at home, BUT,.....it sucked my phone battery dry in the blink of an eye. I have deleted it but would use it again for as short a time as possible!!
Fantastically simple, usable and accurate level. You need ankles phone or a case with flat sides but really, really usefull!
This app does everything it should. Not advised for outdoors as the screen is not bright enough (not due to the application).
High honest resolution, with jitter. Does save. Calibration when app is closed. ( No +/- polarities)
great! my 2' level broke and I had to level my RV trailor and it's spot on. I'm new to RVing and finding out the trailor needs to be level, because so much rely on the levelness . thank you.
Easy to use, simple, no annoying ads popping up every three seconds. No complaints here! Also, the ruler is working perfectly for me. Cm by cm confirmed a few times cause the other reviews were making me confused... if metric is standard config for everyone maybe some people got confused? Or it's an old bug or device specific. Either way, works for me!
Easy read, does the job well. Good functions. Had it for years now. Recently used to level washing machine. Put flat on top and use round bubble centering level with sound.
Really useful little app, even tells you which side to adjust, and how many tenths of degrees you are off.
very good, just have to be patient if you're looking at it from above. Sometimes the device will change applications, so it takes a little bit of time to center the Bubble correctly.
Got to say...Love it. For the times you can't find your bubble stick and accuracy is vital... Every tradesman should have this app!
Level seems to work accurately, tape measure on my phone says a bic lighter is 8 inches long so I definitely need to lay a bit more with the setting to see if it's my mistake or not
Exactly what I needed! Worked for a simple level for a picture frame.
I this level are nice, any position u make with ur cellphone it automatic to change the position of the level, good app
Impressive! I was getting ready to do a pretty big resin project and couldn't find my level. After a simple search, I found & installed this app and I'm blown away by the accuracy and the features this Free app has to offer.
This works 100% tested it on stuff already mounted with a normal spirit level and it read 0.00 degrees, really awsome, non intrusive ads as well.
Easy to use and seems to be very accurate. No obtrusive ads so far. Small pop up ads which don't effect use.
Seems okay, but according to the ruler my phone is over a foot long. Definitely need to go back to the drawing board with that one. After I try the level with something I know the degree of I'll give it another star. Definitely not 5 though on account of the ridiculous measurements of the ruler.
If you want a spirit / bubble level, THIS IS THE ONE. The best level I have tried. Unlike the others, I will keep this one. Many thanks to the designers and owners of the app.
I'm giving four star for now as I've only just downloaded it, but as a quick test it appears to do the job, so once I've used it a few times I'll rearrange rating to either higher or lower, but so far looks promising very handy.
Can't measure a slope in x direction unless held perfectly plumb in z direction. Full screen video ads (with sound) are unexpected and jarring.
Obviously, if your mobile is with you, then your level is always to hand, and it is extremely accurate, I have physically tested it with my many different sized spirit levels and it gives precisely the same read, that's good enough for me.
Very useful and intuitive app. Measures inclination on all axes and includes a handy ruler/protractor function. Nice!
Your app seems to work. I was going to give you 5 stars until I selected Settings and an intrusive/annoying full page video add (no way to stop it) appeared. I understand this is a free app and I do not mind the small adds at the bottom of the page but I get disgusted with abusive adds.
It's a level, and it works (assuming my phone does it right). No obnoxious popups, other that a review request that can be permanently dismissed. Works offline, which obviously makes sense, but somehow a lot of simple apps still require a connection. Not this one. Only problem is ruler is way off, and I don't see a way to correct it in the settings.
U almost got 5 stars but the ruler aspect is poor and sorely lacking...but the bubble level is on point so great job there...not many ads to use either ...so 4 stars is very fair in my opinion
No adds and it automatically goes from bubble to spirit when you move your phone. It can be recalibrated or completely reset. Tested it to my spirit level and it is spot on. My only gripe would be that it's almost impossible to see the axis marking next to the readings since both the fonts and the screen is dark. Would be nice to color the fonts for the axis the same green as the bubble. So it can be seen the first time you look not the 6th or 7th time before it is noticed.
But some tips to use it with finesse would be nice ... What is 100% level ? Laying the phone on something floating in water?
When I press one of the icons on the screen, the settings icon or the protractor icon, sometimes a full page ad will display. This is in addition to the constant ads at the bottom of the screen.
Seams great I've only used it once. One small ad when switching options or exiting, but that's highly acceptable for the price of free.
Opens quick, no ads, & accurate (if you calibrate it 1st). You can't ask for more!
Awesome app and super accurate. I use it at work building road grade daily along with setting mainline pipe for city infastructure.
To be honest, it needs to be calibrated with legit real tools before judging. But in my case, it seemed to be working great. Cause my real bubble level was reading differently every time I flipped it, but this app didn't have that issue so I am pleased with the results 🤓🙂
It's really cool...it's accurate on my old phone..works like any other digital tool does....get the app..it's a good one
Perfect automatic ui. Has ads at the bottom but they're non-intrusive nor do they stop you from doing what you're doing. This one is staying on my phone.
Seems to be fairly accurate. It's been extremely useful & handy, & I love the different levels, based on how your phone is oriented. (1st & only app I've recommended to my not-into-tech friend, that he thought was actually useful & worth downloading for himself.) So far, so good.
Works really well and provides degrees as well as conventional bubble level. Vertical, horizontal, and flat surface bubble levels. Nice!
This is a go to tool for accurate and quick level and ruler. Handy for me as I do maintenance and renovations. Recommended 5* Thanks for making this great app and making it available to use for free. 👍
Seems to do what it s supposed to, nice and clear image, don't quite understand how the protractor works on the phone but thumbs up to this app
I like it 👌 I do a lot of remodeling. I'm always looking for a tool I need. But I always have my phone on me. Handy for quick level checks.
very simple and useful - please make a dark theme for the ruler and angle measure. - please fix the angle measure in landscape mode coz it gets cut.
Excellent !! I'm a construction worker . I have tried many brand name levels but this one turned out to be the most accurate ever. Awesome!! Thanks for making my day.
I like the extra fields that show the degree figures. They help to really dual in the balance when you need to. There are much fewer ad interruptions than the previous app I used!
it's accurate and simple to use it isn't a large app and I use it and verify every little bit with a laser level. never had to go back and redo anything i had leveled using this app it one of the few apps i automatically install first on every phone i have.
I just installed it to put up a picture. Worked GREAT, but not real sure if I got it calibrated correctly. I wish a bell or chime sounded when if and when you get it calibrated correctly. Also, a Legend explaining what the different buttons are for, would be greatly appreciated as well!
Seems to work perfectly. Some of the options, like for ruler and angle unit change do not actually change anything but the app is for a level/ plumb bob not a ruler so still 5 stars.
Why do these bubble apps require a perfectly level surface to calibrate? I should be able to 1) calibrate. 2) turn phone 180 degrees, same side down. 3) calibrate. 4) The bubble app uses those two readings to determine the angle of the surface and calibrate the phone! There was an app called 'Clinometer' that did that beautifully. Sadly it no longer works on my phone. I am going to post this review on the other bubble level apps that I have tried hoping to motivate the devs to 'fix' their app.
Great app, seems to be accurate. Using it to set up my new record turntable, saves buying a small spirt level or using the large one from the garage (which is dusty and dirty).
I originally got this app sitting next to a skewiff windowsill in a restaurant... (it was stealing my peace!!!) But have since found it useful in many other situations. No regrets here! 😀
Helped me out whilst putting wallpaper up when I couldn't put my hands on a spirit level. Possibilities are endless.
It would be nice if the readout (angle/percent) could be stabilized like the bubble is.
Great app, the only thing is it takes a while to settle there's a bit of glitch when it first opens up.
I have 70+ year old eyes and absolutely love the maximum use of space to display the bubble and spirit level gauges. They are easily seen even at some distance. I would have given this a 5 star rating if it weren't for the digital angle degree panels. They could be larger and the "shadow" makes it more difficult to read than neccessary. There is plenty of room for larger high contrast simple digital displays. After all this is being used as a tool, not a piece of design art.
It works but it emulates an improperly calibrated level. A level isn't worth a whole lot if I have to guess if the bubble is in the center. The out line of the bubble should line up perfectly with the circle/lines so that I KNOW that it's in the center. That said, the digital aspect of the level makes up for this. One last thing: The ruler is simply wrong. It reads about 13 inches for a dollar bill which in reality is 6.
This spirit level tools is always in my pocket It is very accuracy. This Bubble level app is very useful when we forget to take manual tools with us.
Calibrated on flat surface first. Used to find 25 degree angle on honing jig. Lay phone on left edge shows 25 degrees. Then lay phone on right edge (on same angle) and it shows 23.5 degrees. Not useful.
Pretty good graphics. When in flat mode (showing x and y) the degrees that is off should indicate as positivebor negative (or different colors). For example, it shows 0.01 off but you can't tell if it's on one side or the other
Never expected this app to be very accurate. However, it's extremely accurate. I compared my test results with my 4 foot digital level and the results were the same as this app. The app is installed on my Samsung S23 Ultra which has a case installed. Highly recommend this app.
Calibrated using a 6 foot long spirit level with known accuracy. App works incredibly well. Keep in mind, your performance may vary depending the accuracy your phone's accelerometer (Pixel 7 Pro here). 4.5 stars as is, 5 stars with implementation of custom sounds to indicate level, a screen orientation lock for protractor (can be done manually from phone settings), and if viscosity could be faster to mimic a real spirit level better (low viscosity is still WAY slow by comparison). Good job, Dev!
Installation very quick. Easy and intuitive to use and extremely accurate. Great little app
Good looking display, works perfectly. Good job. Just one point, how can I stop the ruler from rotating? Please.
So far so good..... This application serves it's purpose without popping up of any annoying ads while using it.indeed there is more app(add) listed in the settings menu that takes you to there other apps in the playstore.but I never find that interferes while using the app.Moreover we can calibrate the Gyroscope levels for most accurate results. I highly recommended this app to anyone who needs an app that serves it's purpose very well.....
Though I haven't use it that much, but it looks super and easy to use on my 4G device however it's not guaranteed because I am not sure how long it will happen.
I needed a level for a simple task, and this tool saved me a lot of money at the hardware store. I tested it on a surface that I already knew was level, and it confirmed the previously known status immediately, therefore I knew I could trust it to help me level the new surface. I also love that it gives the x and y values! I am a former CAD Instructor and Engineering Designer, so I think in terms of X and Y (and Z) a LOT! Thank you for a simple-to-use app that does not collect my data!
Not sure if there are better ones out there, but this is exactly what I needed and was thinking of when I looked for one on the play store, grabbed it because of the higher rating but seems to actually hold up to it's stars!! It changes between the different styles fluidly for whichever way you hold your phone depending on what your trying to level which makes it super easy to get a few different readings back to back without having to stop and push any buttons or mess with the settings each ti
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