Bubble Level AI: Phone Leveler
Angle Finder, Surface & Plumb
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
More than a bubble level. Measure angles, level surfaces, align with your camera, follow smart guidance, and tackle real projects with confidence.
TrueLevel turns your iPhone into a pocket‑size, high‑precision measurement suite built for engineers, architects, outdoor enthusiasts, and anyone who needs accurate level data on the go.
Core Features
• Multi‑Mode Measurements – Instantly capture Level, Surface, Angle, and Three‑in‑One readings.
• Live Motion Sensors – Real‑time sensor fusion delivers sub‑millimeter stability, even when you’re on the move.
• Voice Guidance – Hands‑free operation with clear, customizable voice prompts; perfect for hazardous or hard‑to‑reach environments.
• Premium Pro View – Unlock advanced analytics, unlimited history, and export options with a single in‑app purchase.
• Camera Integration – Snap a photo of your setup; the app automatically aligns your measurement grid.
• Orientation Lock & Calibration – Pin orientation, set a custom zero point, and store calibrated presets for repeatable measurements.
• Dark / Light Mode – Seamless UI that adapts to your environment for optimal readability.
• Sharing Made Easy – Export results as text, CSV, or share a ready‑to‑send summary directly from the app.
Why TrueLevel?
- Professional‑grade accuracy without expensive hardware.
- Intuitive UI built in SwiftUI for smooth, buttery interactions.
- Fully offline – No internet needed once installed.
- Privacy‑first – All data stays on‑device unless you choose to share.
Perfect For
• Surveyors & construction crews
• Architects & interior designers
• Outdoor adventurers & climbers
• DIY hobbyists
• Students learning physics or engineering
Technical Highlights
• SwiftUI + Combine – Modern, reactive UI that feels alive.
• Core Motion – High‑frequency sensor polling for crisp data.
• StoreKit 2 – Seamless, Apple‑approved in‑app purchases.
• Accessibility – VoiceOver, Dynamic Type, and high‑contrast support.
Ready to level up? Download TrueLevel today and turn every surface into a precise datum.
EULA / Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
- General Improvements
The developer, Kirby Salter, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Kirby Salter
- Size
- 5.8 MB
- Category
- Utilities
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Monthly Premium $0.99
- Lifetime Premium Access $4.99
- Copyright
- © 2026 Kirby Salter