Live Tech Toolkit
Audio & video test tools
$6.99 · Designed for iPad. Not verified for macOS.
The test gear case for live events, in your pocket.
Live Tech Toolkit puts the everyday tools of audio, video and stage techs into one dark, high contrast app with big Stream Deck style tiles. Readable in direct sun and in the darkest backstage. Tap to fire, hold for options.
AUDIO
- Noise: pink or white noise with level fader
- Sine Generator: 15 steps from 25 Hz to 16 kHz
- dB-SPL: A or C weighted with average, max and hold, calibratable against a reference meter
- Loudness: momentary, short-term and integrated LUFS plus true peak, following ITU-R BS.1770-4
- RTA: 1/3 octave analyzer from 25 Hz to 20 kHz with peak hold and feedback detection
- Spectrogram: 1/6 octave waterfall
VIDEO
- Grid: geometry and keystone check with circles and colour bars
- Colour Palette: colour bars with an 8 step grey ramp
- Resolutions from 720p up to 4K, plus portrait formats
- AV-Sync: bouncing ball with flash and click to spot audio/video offset
- External display: send patterns over HDMI, USB-C or AirPlay while your phone becomes the remote
- Input Monitor (iPad): preview a USB webcam or capture card with audio and stereo meters
- Custom patterns: show your own PNG or JPEG images
HARDWARE
- Spirit Level
- Protractor with tilt and pitch to 0.1 degrees
- Flashlight
SHOW
- Jingle Player: six pads for your own audio files with remaining time countdown
- Custom Page: six slots for audio, video or images, video also on the external display
- Pick your own colour for every tile
- Screen stays awake while you measure
Works with the built-in microphone or a USB audio interface, with automatic gain control turned off.
Please note: Live Tech Toolkit is a practical everyday tool, not a certified measurement device. The built-in microphone of a phone can under-read very loud sound levels.
Designed by Lars Greve.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
New in this version:
- Rate the app: a new About section in Settings links straight to the App Store review page.
- Credits: Live Tech Toolkit is designed by Lars Greve.
The developer, mainly.design GmbH, 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
- mainly.design GmbH
- Size
- 1.8 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 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 mainly.design GmbH
