Measure , display and frequency
Measure spectrum to determine dominant in nanometers, frequency in terahertz, and period length in femtoseconds. Analyze sources to identify primary color wavelengths and associated properties.
Showing 81–100 of 1,000 ranked alternatives.
Chrystian Vieyra
Measure, record, and analyze data
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.
INII Co., Ltd.
With white noise
Mode plays white noise to help maintain concentration. Mellow mode offers random light music for relaxation. Breath mode guides deep breathing to nerves. Users can switch between modes and set timers for focused sessions.
光奇 李
Adjust color, brightness, and light mode
Control LED lights via Bluetooth. Adjust color options including red, green, blue, yellow, purple, cyan, and white. Modify brightness levels. Choose from lighting modes like jump, fade, strobe, twinkle, and meteor.
Pedro Daniel Macalupu Cumpen
Tune mandolins with precise Hz frequency
Tune mandolins with precise Hz frequency detection. Access library, tuning fork, and advanced tools. Detect tuning quickly with high sensitivity. LED indicator shows string status. Strings light up when in tune. Works on iPhone and iPad.
Satnam Singh
Adjust in real time
Adjust using AI analysis of live camera previews. Display Kelvin temperature values. Measure ambient light conditions without external sensors. Save and compare settings for different lighting scenarios.
Pignology, LLC
Log contacts, edit entries, export data
Log and search radio contacts in chronological order. Add and edit entries with detailed information. Export and import ADIF files. Resolve names and locations using callsigns. Access QRZ XML subscriber data and US-based QRZ lookup.
Emirhan Erozkan
Play sounds
Use the speaker removal feature to play specific sounds that help eliminate the speaker. Create custom tones with the frequency generator. Measure sound levels in decibels and detect dominant frequencies using the built-in meter.
V PUGAZHENTHI
Calculate and engineering parameters
Calculate and engineering parameters with 134 formulas. Input values to compute force, friction, acceleration, work, power, and more. Access definitions and formulas for each calculation. First 5 calculators are free; others require in- purchase.
Audiofile Engineering, LLC
Calculate audio parameters and settings
Calculate note lengths and bar lengths for musical compositions. Convert time signatures and tempo. Adjust beat divisions and measure counts. Export results and share calculations.
Reactor LLC
Stream guided focus and sleep sounds
Generate calming soundscapes for focus, relaxation, and sleep. Customize levels and durations. Choose from nature, , and ambient sounds. Save and organize sessions. Share sound profiles with others.
Abigail Getman-Pickering
Measure leaves and track herbivory with photos
Measures leaf area and herbivory by taking photos of leaves and scales. Calculates total leaf area and area consumed. Uses freehand drawing to reconstruct missing leaf margins. Stores data in spreadsheets on the device or Google Drive.
Sepia Software LLC
Listen to calming sounds to sleep
Listen to calming sounds like beach waves, birds chirping, campfire, and forest soundscapes to aid sleep. Set a sleep timer, save favorite sounds, and receive regular updates to expand the collection.
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