
Shutter Button - A Light Meter
Shutter Button - Light meter
Only for iPhone
Free · In-App Purchases · Designed for iPhone
iPhone
Film Oddments
Bluetooth Camera Remote with Exposure Meter and Rangefinder
This app serves as a Bluetooth-enabled camera remote, incorporating both an exposure meter and a rangefinder.
Compatible with film cameras and all cameras equipped with a mechanical shutter release, the app allows remote shutter control via Bluetooth.
Exposure Meter (AV, TV, M Modes)
Supports exposure compensation in 1/3-stop increments and displays exposure values from -5 to +5 EV.
LiDAR Rangefinder
Accurately measures distances using your iPhone’s built-in LiDAR sensor.
*Requires a device equipped with a LiDAR sensor.
Key Features:
- Exposure Meter: AV, TV, and M modes, exposure compensation, integrated remote shutter control
- Rangefinder: Distance measurement using LiDAR sensor
Selectable exposure modes and metering methods include:
- iPhone AE Metering
- Average Metering
- Framing Area Average Metering
- Spot Metering
Zoom Function:
- Supports focal lengths from 13mm to 550mm
Framelines:
- Includes framelines for 135 full-frame and selected medium-format sizes
Improved dials and touch feedback:
- Added haptic feedback (vibration)
Frame your shot and preview composition accurately.
Additional Features:
Shutter Trigger: Capture photos instantly with a single button press
Bulb Mode: Hold the shutter open for long-exposure photography
Timer Mode: Hands-free shooting with adjustable timer settings
Timed Bulb Mode: Automatic control of long exposures with preset timers
Shutter Depth Adjustment: Precisely control the shutter release depth
Log Feature Added
- A new “Instax Style Log” toggle is available under Exposure Meter → Settings.
- Press and hold the shutter button on the Exposure Meter screen for at least 1 second to save the current metadata to the native Photos app.
- You can enter custom text under Exposure Meter → Settings → Value Settings, which will be recorded with each log.
*Swipe up on the Exposure Meter screen to open Exposure Meter → Settings.
Demo Video: https://youtu.be/dvUyKOs7xEY
LiDAE Demo Video: https://www.youtube.com/shorts/azueoZaa90M
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
Minor Bug fix
The developer, SEUNGHYUK CHOI, 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
- Provider
- SEUNGHYUK CHOI
- Size
- 9.1 MB
- Category
- Photo & Video
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Remote Release Activation US$12.99
- Profile, Additional Features US$4.99
- Copyright
- © 2025 S.C