ULTRAPEN™ PTBTx™ app icon

Apps Like ULTRAPEN™ PTBTx™ for iPhone and iPad

Measure and store water quality data.

The app converts an iOS device into a measurement and data storage tool when paired with a first-generation ULTRAPEN pocket tester. It offers wireless communication, an intuitive interface for measurements, and data export capabilities.

by Myron L company★ 3.73 ratingsUtilitiesFreeData updated 2026-11-04

ULTRAPEN™ PTBTx™ screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. S-Miles Installer app icon

    S-Miles Installer

    Hoymiles Power Electronics Inc.

    Monitor accounts and install microinverters

    Monitor and configure power plant accounts with visual layout guides. Track plant-level and module-level generation data. View detailed alarm information for diagnostics and commissioning.

    ★ 4.315 ratingsUtilitiesFreeData updated 2026-10-31
  2. AR Ruler HD Mirror Flashlight app icon

    AR Ruler HD Mirror Flashlight

    永刚 陈

    Measure with AR and track distances

    Use AR for length and distance measurements. Measure height with AR technology. Check decibels, angles, and level accuracy. View HD and compass directions. Monitor barometric pressure and altitude. Use with adjustable brightness and strobe.

    ★ 4.39 ratingsUtilitiesFreeData updated 2026-09-15
  3. iDOCTOR: Hardware Test app icon

    iDOCTOR: Hardware Test

    Rodrigo Belloso

    View device specs and system details

    View detailed and system information of an iOS device. Check CPU details, memory usage, storage capacity, and battery status. Access real-time performance metrics and device identifiers. Export data securely.

    ★ 4.715 ratingsUtilitiesFreeData updated 2026-09-06
  1. Saturation Index Calculator app icon

    Saturation Index Calculator

    Affektive Software LLC

    Calculate SI and balance pool chemistry

    Calculate pool water balance by inputting pH, temperature, total alkalinity, calcium hardness, and total dissolved solids. Determine the Langelier to assess water balance and identify issues like cloudy water.

    ★ 4.24 ratingsProductivityFreeData updated 2026-09-12
  2. iGradient app icon

    iGradient

    Ivan Perre

    Find any 2D angle precisely.

    The app detects the device's orientation to find any 2D angle. It measures angles in degrees, radians, or as a gradient, holding the measurement for easy reading.

    ★ 4.37 ratingsUtilities$2.99Data updated 2026-09-28
  3. MindKeep: Private AI app icon

    MindKeep: Private AI

    Wabi Sabi Solutions LLC

    Chat, analyze files, and generate images offline

    Use AI chat for instant responses without internet. Analyze files and PDFs securely. Generate images from text on device. Connect to desktop apps or cloud models for advanced tasks. Maintain privacy with encryption and no data tracking.

    ★ 5.011 ratingsProductivityFreeData updated 2026-09-06
  4. EMBTuner app icon

    EMBTuner

    Riley Houston

    Tune controllers and save settings

    Access and adjust advanced controller settings such as calibration and throttle tuning. Save configurations to flash memory. Retrieve and modify tuning parameters for customized performance.

    ★ 4.213 ratingsUtilitiesFreeData updated 2026-09-06
  5. NexPTG app icon

    NexPTG

    NEXDIAG SP Z O O

    Measure paint thickness on automotive sheet metal

    Measure paint thickness with automatic device connection and real-time value display. Detect substrate type and interpret measurement results. Save and share measurement data directly from the smartwatch.

    ★ 4.714 ratingsUtilitiesFreeData updated 2026-09-13
  6. Fullstand Next Pro Tune app icon

    Fullstand Next Pro Tune

    ECU SHOP 1 COMPANY LIMITED

    Engine parameters and analyze data

    Manage vehicle performance with real-time tuning and calibration. Adjust injector and ignition settings within specified ranges. Enable anti-theft features and switch between three modes.

    ★ 2.712 ratingsUtilities$9.99Data updated 2026-10-09
  7. FireWall Security app icon

    FireWall Security

    AmirHossein Razavi

    Set up and control smart alarms remotely

    Control smart alarm systems with real-time device status updates including battery, antenna, and partition status. Set up and manage devices remotely. Use biometric authentication for secure access. Monitor electricity and landline status.

    ★ 4.112 ratingsUtilitiesFreeData updated 2026-09-15
  8. Engine Link LE app icon

    Engine Link LE

    K SOLUTION LLC

    Track vehicle data and clear faults

    Monitor vehicle performance and sensor data in real-time. Read and clear OBD fault codes. Display emission test results. Customize gauges to show relevant data. Connect via LELink Bluetooth adapter for diagnostics and management.

    ★ 3.212 ratingsSportsFreeData updated 2026-09-12
  9. Analyzer app icon

    Analyzer

    DSP Mobile UG (haftungsbeschraenkt)

    Sound pressure level and frequency analyzer.

    The app offers sound pressure level (SPL) measurement with industry standard response times and weighting functions. It also provides a real-time audio analyzer with selectable bandwidths and FFT block sizes.

    ★ 2.911 ratingsMusic$14.99Data updated 2026-09-21
  10. Sunfollower app icon

    Sunfollower

    Evgeny Vostrikov

    Sun direction for any day.

    The app displays sunrise, sunset, and sun direction for any day and location. It provides civil, nautical, and astronomical twilight times, along with the Sun's elevation and azimuth, and shadow ratio.

    ★ 4.112 ratingsPhoto & Video$2.99Data updated 2026-10-13

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.