Pocket Bubble Level XXL vs Let Proof
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pocket Bubble Level XXL
This app provides a precise spirit level using your smartphone's sensors. It helps you align objects horizontally, vertically, or at any angle, making it ideal for DIY projects and handyman tasks. Premium features offer augmented reality and advanced measurement capabilities.
- Measures angle or inclination
- Precise inclination angle display
- Lockable orientation
- Measures angle/slope of objects
- Easy-to-read display
- Augmented reality spirit level (premium)
- Clinometer for vertical angles (premium)
Read full descriptionHide full description
Pocket Bubble Level - perfect app for every handyman, DIY and smartphone holder. Accurate, nice and easy to use, at the same time very functional. Install this application and you will have a spirit level is always handy. Our pocket bubble level on iOS uses the accelerometer and gyroscope (depending on smartphone model) to help align / leveled , suspend horizontally, vertically or at any angle to set each object to which you hold the phone. Features of the application: - Show angle or inclination - Precisely shows the inclination angle in each plane (like laser level), - You can lock the orientation , - You can measure the angle or slope of any obietu (eg Roof pitch , table , wall , etc.) - Easy to read display and indicators - No Internet access required Premium features: - No ads - Powered by camera, augmented reality like spirit level - Bubble Level 3in1- three pointers on one screen - Clinometer (inclinometer) for measuring vertical angles by aiming, uses a camera image - Data presented in degrees and percentages - Ability to change a reference system The application is free , and it could be by we using the advertising inside. You can always remove the ads, for minimum charge, using the "Premium" . . If something doesn't work, write to us help@examobile.pl - we will fix it ! Enjoy your work and fun !
Let Proof
Read full descriptionHide full description
QC Inspector Pro is the professional welding quality control app for inspectors. FEATURES: • Complete weld traceability management • 17 professional report types • LTQR document control (14 folders) • Works fully offline • Analytics dashboard • Digital signatures HOW TO TEST: 1. Go to "Weld Traceability" 2. Select "QC Inspector Pro Demo Project" 3. Contains pre-populated sample data REPORTS INCLUDE: • Inspection reports • Welder qualification records • WPQ documentation • Daily/Weekly/Monthly summaries • Pressure testing • Pig & Gauge records • Drying & Preservation No special hardware or accounts required. --- SUBSCRIPTION INFORMATION: • Enterprise Monthly: Auto-renewing subscription at £6,000/month • Payment charged to iTunes Account at confirmation • Subscription auto-renews unless cancelled 24 hours before period ends • Manage subscriptions in Account Settings Terms of Use (EULA): https://qc-pro-apps.com/terms Privacy Policy: https://qc-pro-apps.com/privacy Support: https://qc-pro-apps.com/support.html ---
Screenshots
Verdict
The clearest difference is update cadence: Let Proof at every 4 weeks against Pocket Bubble Level XXL's every 4 months. Pocket Bubble Level XXL's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases 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
Both are free to download. Pocket Bubble Level XXL sells 1 one-off in-app purchase and Let Proof sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Pocket Bubble Level XXL ships an update every 4 months, Let Proof every 4 weeks. The most recent releases landed on October 18, 2026 and October 2, 2026 respectively.
| Parameter | Pocket Bubble Level XXL | Let Proof |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (16K ratings) — better | — |
| Positive reviews | 79.9% of reviews | — |
| Number of ratings | 16K — better | — |
| Update frequency | Every 4 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 14 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | ExaMobile S.A. | george robertson |
Bugs and requests
Pocket Bubble Level XXL
Reported bugs
3 issues- App freezes or crashes
- Inconsistent performance
- Inaccurate readings
Requested features
4 requests- Add more level types or views
- Improve accuracy and sensitivity
- Provide better instructions or tutorials
- Offer customization options
Let Proof
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Pocket Bubble Level XXL
- Premium features without ads$1.99
Let Proof
- LetProof Renter Monthly$2.991 Month
- LetProof Landlord Monthly$7.991 Month
- LetProof Agent Monthly$19.991 Month
Show 3 moreShow fewer
- LetProof Renter Annual$19.991 Year
- LetProof Landlord Annual$59.991 Year
- LetProof Agent Annual$149.991 Year
Questions
Is Pocket Bubble Level XXL free?
Is Let Proof free?
Do Pocket Bubble Level XXL or Let Proof have ads?
Which is updated more often, Pocket Bubble Level XXL or Let Proof?
Other comparisons















