TOPO.app app icon

Apps Like TOPO.app for iPhone and iPad

by RTB Elektronik GmbH & Co. KG★ 0.00 ratingsUtilitiesFreeData updated 2026-10-08

TOPO.app screenshots

Ranked alternatives

Showing 101–120 of 1,000 ranked alternatives.

  1. Car Decibel Sound Level Meter app icon

    Car Decibel Sound Level Meter

    Vlad Polyanskiy

    Measure car noise at any speed

    Measure car interior noise at various speeds. Compare noise levels between vehicles. Check noise cancellation effectiveness before and after. Measure motorcycle exhaust . Includes calibrated for accurate readings.

    ★ 4.5202 ratingsUtilitiesFreeData updated 2026-09-18
  2. Audio-Technica Installed Sound app icon

    Audio-Technica Installed Sound

    Audio-Technica Corporation

    Generate RTA measurements and SPL readings

    Tools for professionals include real-time analysis with SPL display, tone and noise generation, wavelength calculation, UHF frequency reference, antenna line loss assessment, microphone gain calculation, and recording/playback of test signals.

    ★ 2.953 ratingsMusicFreeData updated 2026-09-08
  1. Stud Finder & Metal Detector app icon

    Stud Finder & Metal Detector

    Andrey Ivankin

    Detect hidden objects with your phone

    Detects ferrous metals like studs, screws, and nails behind walls. Scans surfaces to identify objects using magnetic field analysis. Provides visual, audio, and vibration alerts. Displays magnetic field strength in real-time.

    ★ 4.3351 ratingsUtilitiesFreeData updated 2026-09-06
  2. Flange Bolt Size & Torque app icon

    Flange Bolt Size & Torque

    Open Source Consulting LLC

    Look up , pipe, and data offline

    Lookup , pipe, and data instantly without an internet connection. View number of bolts, diameter, length, wrench , pattern, and target . Check dimensions including outside diameter, thickness, circle diameter, and weight.

    ★ 4.6370 ratingsReferenceFreeData updated 2026-09-21
  3. SMART Air Hood app icon

    SMART Air Hood

    Dwyer Instruments, Inc.

    Balance air systems with real-time measurements

    Control and monitor commercial air systems using a mobile device as a remote balancing tool. Log measurements, view real-time data, and export logs into reports. Connect to the ® balancing instrument for accurate readings and system adjustments.

    ★ 5.03 ratingsBusinessFreeData updated 2026-09-06
  4. My Altitude and Elevation app icon

    My Altitude and Elevation

    Bhavik Savaliya

    Check , track location, view details

    Determine precise using NASA's Shuttle Radar Topography Mission or GPS corrected . View data based on current location. Select preferred data sources.

    ★ 4.423 ratingsWeatherFreeData updated 2026-09-06
  5. Find Air: Device Tracker App app icon

    Find Air: Device Tracker App

    RUBEE CARRASCO DE ARCOS

    Lost Bluetooth devices

    Locate Bluetooth-enabled devices using a detection radar. Expand search area by moving around. View location on a map. Play a sound to help nearby devices. Prevent loss-related costs by tracking devices in real time.

    ★ 4.374 ratingsUtilitiesFreeData updated 2026-09-06
  6. LuckRing app icon

    LuckRing

    Shenzhen Coolwear Technology Co., LTD

    ★ 2.1130 ratingsUtilitiesFreeData updated 2026-09-06
  7. Tesla - Metal detector and Magnetic field recorder app icon

    Tesla - Metal detector and Magnetic field recorder

    Exelerus AB

    Detect and record fields

    Detect and measure fields using the device's magnetometer. Identify objects by strength and proximity. Record and view data over time. Compare readings to baseline values for accuracy.

    ★ 4.4117 ratingsUtilitiesFreeData updated 2026-09-09
  8. Tire Size Fitment app icon

    Tire Size Fitment

    Nikita Morozov

    Calculate wheel and clearance

    Calculate tyre and rolling radius. Adjust speedometer error and customize speed settings. Compare wheels, save results as images, and use split view. Includes truck wheel and clearance calculators. Access a database of car wheels.

    ★ 4.299 ratingsUtilitiesFreeData updated 2026-09-09
  9. HVAC & Sheet Metal Calculator app icon

    HVAC & Sheet Metal Calculator

    Calculated Industries, Inc.

    Calculate duct offsets and angles

    Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.

    ★ 4.955 ratingsUtilitiesFreeData updated 2026-09-06
  10. Buster app icon

    Buster

    Annaliese McDermond

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-10
  11. Beam Sections Profiles app icon

    Beam Sections Profiles

    Victor Bovio

    Consult cross for global standards

    Consult cross for American, European, Indian, Korean, and Australian standards. View profile dimensions and key properties. Calculate weight using standard materials. Export data to CSV for external use.

    ★ 4.910 ratingsReferenceFreeData updated 2026-09-06

How we rank alternatives

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