Comparison

Bubble Level vs Pilot FTL

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

Head to head
About

Bubble Level

This utility app transforms your device into a precise bubble level and angle finder. It offers augmented reality measurement tools, a user-friendly interface, and Apple Watch integration for live readings. Ideal for DIY enthusiasts and professionals needing accurate surface leveling and inclination measurements.

Highlights
  • Augmented reality ruler and protractor
  • Precise angle measurements to one tenth of a degree
  • Effortless one-touch calibration
  • Clear and easy-to-read visual display
  • Apple Watch integration for live angle readings
  • Measures inclination and slope
Features
Read full description

Transform Your Phone into a Precision Leveling Tool! Over 450K users - 4.5 Star Average Rating Introducing the Super-Easy Level: Turn your device into a highly accurate bubble level (spirit level) with ease. Ideal for both DIY aficionados and professional builders, our app delivers unparalleled precision for any leveling task. Why Choose Super-Easy Level? Versatile Measurement Tools: Not only can you check the level and inclination of surfaces, but with our camera integration, measuring lengths becomes a breeze. Augmented Reality Features: Equipped with an augmented reality ruler and protractor for cutting-edge measurement accuracy. Simplicity at Its Best: Enjoy a user-friendly interface that makes navigation a piece of cake on any smartphone or tablet. Now on Apple Watch: Angle measurements appear live on your wrist. The Watch app mirrors your iPhone's mode and accent color in real time. In 1D mode, a full-screen artificial horizon tilts with your measured angle — choose degrees, slope %, or near-delta. In 2D mode, a dual-axis crosshair with a yaw compass ring tracks tilt on both axes simultaneously. Lock readings or save angles directly from your Watch; the last reading stays on screen even if the iPhone connection drops. Key Features: Ultra-Precise: Measures angles to the nearest tenth of a degree. Effortless Calibration: Simple one-touch calibration keeps accuracy at your fingertips. Clear Visual Display: Our interface is designed for clarity, ensuring your measurements are easy to read at a glance. Robust Toolset: Whether it's a quick DIY project or a professional job, our app is up to the task. Get Started in Seconds: Align your phone with a known level or vertical edge. Press the calibration button. Done! Elevate your DIY and professional projects with Super-Easy Level — download now and level up your precision game! Features: ◉ Accurate measuring to one tenth of a degree. ◉ Super easy angle calibration and handling. ◉ Precise and reliable measurements ◉ Ability to measure inclination/slope ◉ Easy to read display ◉ Calibration function for even more accurate results ◉ User-friendly interface and can be used on any smartphone or tablet. ◉ Apple Watch support — live angle readings, lock & save from your wrist. How to calibrate: ◉ Align the phone with a level or vertical edge and hit the calibration button. ◉ That's it. Terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Pilot FTL

Features
Read full description

Stay on top of your flight time limitations with Pilot FTL - the essential tool for professional pilots. Pilot FTL is designed specifically for commercial pilots who need to track and manage their Flight Time Limitations throughout their duty periods. Whether you're flying CAT operations or positioning sectors, Pilot FTL keeps you informed and compliant. KEY FEATURES • FTL Tracking: Monitor your available FTL time in real-time with clear visual indicators • Sector Management: Log individual sectors with precise start and stop times • Dual Time Format: View FTL in decimal hours or traditional hours and minutes • Positioning vs. CAT: Separate tracking for positioning and CAT sectors with individual FTL limits • Flight Logging: Record individual flights within each sector with designators and durations • Fuel Records: Track fuel start, fuel added, and fuel at landing for each sector • Landing Count: Automatic and manual landing tracking across all sectors • Smart Calculations: Automatic FTL consumption calculation based on sector times • Hard Stop Monitoring: Know exactly when you need to finish your sector • Event Organization: Group sectors by duty period for easy reference • Search & Sort: Quickly find past events with powerful search and flexible sorting • Offline First: All your data stays on your device - no internet required DESIGNED FOR PILOTS Pilot FTL understands the unique needs of commercial aviation. The app automatically calculates FTL usage, tracks positioning time separately from CAT time, and helps you stay within regulatory limits. Whether you're on a single-sector flight or a multi-sector duty period, Pilot FTL keeps you informed at every stage. PRIVACY FOCUSED Your flight data is sensitive. Pilot FTL stores all information locally on your device with no cloud sync, no tracking, and no data collection. Your logs are yours alone. INTUITIVE INTERFACE Built with a clean, modern design that works seamlessly on iPhone and iPad. Quick access to the information you need, when you need it - even in the cockpit. PERFECT FOR: • Airline pilots managing complex duty periods • Cargo pilots tracking multiple sectors • Flight instructors monitoring student flights • Any commercial pilot who needs precise FTL tracking Download Pilot FTL today and take control of your flight time management.

Screenshots

Bubble Level4 screens
Pilot FTL4 screens

Verdict

The call

The clearest difference is price: Bubble Level at Free against Pilot FTL's $9.99. Bubble Level also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (16.6 vs 18.2). Pilot FTL's advantage is in-app purchases (none vs 10) and ads (none vs shown). On 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

Bubble Level is free to download; Pilot FTL costs $9.99 up front. Bubble Level sells 10 in-app purchases, starting at $2.99 per month. Pilot FTL asks for nothing beyond the download.

UpkeepUpdate frequency

Bubble Level ships an update weekly, Pilot FTL every 6 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Bubble Level versus Pilot FTL: the parameters behind the verdict, then further details
ParameterBubble LevelPilot FTL
PriceFree — better$9.99
Rating4.5 (721 ratings) — better—
Positive reviews43.3% of reviews—
Number of ratings721 — better—
Update frequencyWeekly — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.6 — better18.2
Further details — not scored
Size43 MB12 MB
Age rating4+4+
DeveloperJens RieckhofTiny Solutions Group Ltd

Bugs and requests

Bubble Level

Reported bugs

2 issues
  • App crashes on launch
  • Measurement point behaves erratically

Requested features

2 requests
  • Ability to calibrate the app
  • Option to change the display color

Pilot FTL

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Bubble Level

Subscriptions5
  • Spirit Level Premium – Monthly$2.991 Month
  • Bubble Level Premium - Weekly$2.997 Days
  • Bubble Level Premium - Monthly$5.991 Month
Show 2 more
  • Spirit Level Premium – Annual7 Days trial$14.991 Year
  • Bubble Level Premium - Annual7 Days trial$19.991 Year
One-time5
  • All features - No ads$1.99
  • Unlock all AR features$5.99
  • Discount Lifetime Premium$14.99
Show 2 more
  • Bubble Level PREMIUM Lifetime$19.99
  • Bubble Level - Lifetime Premium$29.99
None

Pilot FTL

No in-app purchases

Questions

Is Bubble Level free?
Bubble Level is free to download, with in-app purchases available.
Is Pilot FTL free?
Pilot FTL costs $9.99, with no in-app purchases.
Do Bubble Level or Pilot FTL have ads?
Bubble Level shows ads; Pilot FTL does not.
Which is updated more often, Bubble Level or Pilot FTL?
Bubble Level ships an update weekly, and Pilot FTL every 6 weeks. Most recently, Bubble Level was updated on November 7, 2026 and Pilot FTL on October 30, 2026.

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