GAUGE - Level Ruler Protractor
Compass Timer Counter Plumb
Only for iPhone
$4.99 · Designed for iPhone. Not verified for macOS.
iPhone
7 precision tools in one app. Level, ruler, protractor, compass, timer, counter, and plumb. No ads. One-time purchase.
Level, ruler, protractor, compass, stopwatch, counter, and plumb bob — seven precision measurement tools in one beautifully crafted app. No ads. One-time purchase.
Industrial design aesthetics on your phone. Hard, precise haptic feedback that feels like calibrated hardware. Launch and measure instantly. No tutorials. No accounts.
RULER
Millimeter-precision markings. Two-point measurement + edge mode with case offset correction.
LEVEL
1:1 square canvas with crosshair guides. Haptic click when level is achieved.
PLUMB
Gravity-aligned vertical and horizontal reference lines. Camera through-view for checking walls and columns.
TIMER
Monospaced real-time display. Lap function with AVG/BEST readouts.
COUNTER
Tap to count. Target setting + rate calculation per minute. Great for inventory or exercise tracking.
COMPASS
Strip and circular rose display modes. Haptic notch every 45 degrees.
PROTRACTOR
Rotating dial with snap modes (5/10/30/45 degrees). Camera through-view for measuring real objects.
■ Light and dark mode
■ Haptic feedback on every tool
■ No ads, no tracking
■ Works completely offline
■ One-time purchase — no ads on your instruments
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
- Plumb: added vertical/horizontal mode toggle
- Counter: improved target setting with reel picker
- Added tool hints on all tools (tap ? to show again)
- Stability improvements
The developer, Hirosuke Yonekubo, 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
- Hirosuke Yonekubo
- Size
- 19.1 MB
- Category
- Utilities
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 hrsk studio
