RulerGPS app icon

Apps Like RulerGPS for iPhone and iPad

by William Kirkpatrick★ 5.03 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Lake Champlain – Boating Map app icon

    Lake Champlain – Boating Map

    Vishwam B

    Navigate with real-time marine charts

    View nautical charts for boaters, anglers, and sailors. Overlay charts in a prioritized order based on scale. Navigate continuously without manual chart changes. Access small craft and harbor charts instantly. Adjust chart display for easy reading.

    ★ 0.00 ratingsNavigation$2.99Data updated 2026-10-11
  1. AirLab: Air Density & Altitude app icon

    AirLab: Air Density & Altitude

    BALLISTIC SOLUTIONS RESEARCH & DEVELOPMENT SOFTWARE SIARHEI RAICHONAK

    Calculate air and

    Calculate air and using weather data from OpenWeatherMap, MET Meteorologisk Institute, and Amazon. Access GPS and barometer for accurate readings. Retrieve weather data via Bluetooth.

    ★ 4.69 ratingsSports$2.99Data updated 2026-11-01
  2. iSailGPS : NOAA USA RNC Charts app icon

    iSailGPS : NOAA USA RNC Charts

    James Associates Inc.

    Plot courses and track your route

    Use device as high-performance GPS receiver with USA Raster Nautical . Access without cell signal. Navigate safely in emergencies. Sync with chart plotter if available. Download for offline use. Track location and display real-time data.

    ★ 3.972 ratingsNavigation$7.99Data updated 2026-11-03
  3. Staten Island Ferry app icon

    Staten Island Ferry

    DansApps LLC

    Track location and view schedules

    Navigation provides real-time schedule updates based on GPS location. Displays next departure countdown. Calculates walking, biking, or driving time and distance to terminal. Alerts users when is approaching.

    ★ 4.754 ratingsNavigation$1.99Data updated 2026-11-02
  4. SmartDirt app icon

    SmartDirt

    AGTEK Development Company, Inc.

    ★ 4.05 ratingsBusinessFreeData updated 2026-09-13
  5. CaIculator app icon

    CaIculator

    Edison Largo

    Calculate, convert, and solve equations

    Calculator allows users to perform basic and advanced mathematical operations. Input and display numbers with large, clear buttons. Correct entries using a backspace key. Support decimal points and parentheses for complex calculations.

    ★ 4.925 ratingsUtilitiesFreeData updated 2026-09-06
  6. Loadstone GPS app icon

    Loadstone GPS

    Shawn Kirkpatrick

    Navigate using voice-guided directions

    Provide turn-by-turn navigation from current location or any starting point to a destination. Access a global database of locations including transit stops and user-shared points. Create and save custom routes.

    ★ 5.02 ratingsNavigation$10.99Data updated 2026-09-11
  7. Flow Rate Help app icon

    Flow Rate Help

    Armchair Engineering

    Calculate , diameter, or velocity

    Calculate fluid rates, pipe diameter, or liquid velocity. Choose units for diameter, velocity, and . Set decimal precision for results. Solve equations for accurate measurements.

    ★ 4.344 ratingsUtilities$0.99Data updated 2026-09-10
  8. Seeing Eye GPS app icon

    Seeing Eye GPS

    GoodMaps Inc

    Accessible navigation for every journey.

    The app offers turn-by-turn GPS navigation with features for blind users, including intersection descriptions and a LookAround Wand. It recalculates routes automatically and announces nearby points of interest and heading changes.

    ★ 3.617 ratingsNavigationFreeData updated 2026-10-16
  9. Indian Rupees To US Dollars app icon

    Indian Rupees To US Dollars

    Armchair Engineering

    Convert INR to USD with precision

    Convert using real-time exchange rates. Choose the number of decimal places for precision. Perform quick currency conversions without additional steps.

    ★ 4.924 ratingsUtilities$1.99Data updated 2026-09-10
  10. Statistics Calculator Lite app icon

    Statistics Calculator Lite

    KBIC International Limited

    Calculate statistical measures of numbers.

    The app calculates statistical measures for a set of numbers. It provides the number of terms, sum, mean, mode, median, range, and standard deviation.

    ★ 2.418 ratingsEducationFreeData updated 2026-10-15

How we rank alternatives

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