Apps Like 9031B for iPhone and iPad
9031B screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.
ZEN PDF PRO
EINMOB LIMITED
Scan, edit, and secure PDFs
Convert documents to PDF with one-tap scanning. Edit text, add annotations, and secure files with encryption. Manage and organize files across devices. Share and email documents directly from the .
Pocket Light Meter
Vladislav Vyshemirsky
Measure , calculate reciprocity
Measures reflected intensity for manual cameras. Calculates reciprocity adjustments. Displays exposure values for film photography. Integrates with camera apps for real-time readings.
Altimeter ∞ Current Altitude
Chen-Yu Wei
Track with GPS precision
Track in meters or feet with real-time updates. Display GPS accuracy and battery usage. Works offline with a clean interface. Ideal for hiking, flight tracking, and outdoor activities.
dB Meter & Spectrum Analyzer
Vlad Polyanskiy
Measure sound levels and analyze frequencies
Measure sound levels with a precision instrument featuring a . Calibrate against professional dB meters. Log noise data and set decibel thresholds. Display real-time sound level readings and frequency analysis.
Smart Level & AR Ruler
卓 张
Measure length and area on the go
Measure lengths, areas, heights, and distances using on-screen tools. Use the protractor, unit converter, and for precise calculations. Check light levels, calibrate screens, and measure decibels.
Aranet Home
SAF Tehnika AS
Track air quality and sensor data
Monitor indoor air quality with real-time CO₂, temperature, humidity, and atmospheric pressure readings. Track radiation levels and total exposure. View historical data and set alerts for thresholds.
dB meter - noise measure
Anna Koynova
Sound levels and graph histograms
Sound levels with SPL metrics including current average, peak, average maximum, and absolute maximum. Display graph histograms for level changes. Save measurements and reset maximum values by tapping. Support upside down orientation for easy use.
The Tape Measure・Ruler: Metrix
MobileTech OU
Measure objects with your phone
Measure objects by aligning them with the screen. Calculate furniture sizes for space planning. Use AR to scan rooms and get perimeter and square footage.
Flipper Mobile App
Flipper Devices Inc.
Manage data, organize keys, share securely
Manage data storage and organize keys on the device. Share keys with other Zero users. View device settings and control connected peripherals.
Light Meter: Lux-525 Pro
Andrey Ivankin
Measure with your phone
Measure illuminance, color temperature, PPFD, PAR, DLI, and luminous flux in real time. Access a library of sources for accurate calculations. Use the built-in calculator for precise results. No additional equipment required.
Gas Mileage Calculator and Log
Michael Chu
Record fuel efficiency and track trips
Record fuel efficiency by entering trip distance and fuel amount. Track multiple vehicles and sort data by groups. Log entries via odometer or trip meter. Export data to HTML or CSV.
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