Tolerance Helper app icon

Apps Like Tolerance Helper for iPhone and iPad

Calculate tolerances for holes and shafts

Calculate dimensions with ISO standard tolerances for holes and shafts. Input size and class to determine limits. Reference complete tables for standard intervals. Support for both hole and shaft designations.

by Dmitriy Trofimov★ 0.00 ratingsReferenceFreeData updated 2026-09-06

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. ISO Tolerance app icon

    ISO Tolerance

    gary davies

    Enter diameter, select grade, view tolerances

    Enter a nominal diameter for a hole or shaft and select a grade to view upper and lower tolerances. Calculate tolerances for diameters up to 500 mm in metric or 19.685 inches in imperial. Display values based on ISO 286 standards.

    ★ 5.01 ratingsProductivity$0.99Data updated 2026-09-06
  2. SilverCloud app icon

    SilverCloud

    Land Air Sea Systems

    Track vehicle locations in real time

    Monitor vehicle and asset locations in real time using GPS trackers. View speed and battery life by tapping map icons. Track multiple devices across fleets. Receive alerts for location changes and device status updates.

    ★ 4.641,217 ratingsProductivityFreeData updated 2026-09-08
  1. HVACR Check & Charge app icon

    HVACR Check & Charge

    Copeland LP

    Calculate refrigerant charges instantly

    Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.

    ★ 4.817,232 ratingsReferenceFreeData updated 2026-09-08
  2. ISO Fits app icon

    ISO Fits

    Trelleborg Sealing Solutions Germany GmbH

    Calculate and tolerances

    Calculate by inputting nominal diameters and selecting tolerance classes for bore and shaft. Display tolerances for common ISO classes. Switch between metric and inch units. View tolerance classes in charts.

    ★ 4.26 ratingsProductivityFreeData updated 2026-09-08
  3. Springulator Spring Calculator app icon

    Springulator Spring Calculator

    Newcomb Spring Corp

    Calculate forces and stress diagrams

    Calculate parameters for compression, extension, and torsion springs. Input dimensions or load data to determine stress, rate, and deflection. Generate reference diagrams and stress charts for design verification.

    ★ 4.56 ratingsReferenceFreeData updated 2026-09-08
  4. Greysheet: Rare Coin Pricing app icon

    Greysheet: Rare Coin Pricing

    CDN Publishing, LLC

    Look up prices and research

    Access real-time data for U.S. coins, paper money, and modern China issues. Search for specific denominations and conditions. Compare prices across different markets. Download reports and export data in various formats.

    ★ 4.73,531 ratingsReferenceFreeData updated 2026-09-06
  5. Steel Profiles app icon

    Steel Profiles

    Matteo Rossi

    Search shapes by standard and property

    Search shapes by standards including European, British, American (AISC), and Canadian (CISC). View geometrical properties and full descriptions for each shape. Filter and locate shapes using multiple search criteria.

    ★ 4.7322 ratingsReferenceFreeData updated 2026-09-08
  6. Decoder for US Navy app icon

    Decoder for US Navy

    Crash Test Dummy Limited LLC

    Look up codes instantly

    Provides quick access to US personnel codes from manning documents. Users can search for and view decoded information on additional qualification designations, enlisted rating codes, and other relevant personnel references.

    ★ 4.8175 ratingsReferenceFreeData updated 2026-09-08
  7. Chippy Tools: Construction app icon

    Chippy Tools: Construction

    Peth Pty Ltd

    Calculate measurements and convert units

    Calculate measurements, convert units, and estimate material quantities. Perform trigonometry, slope calculations, and area computations. Save frequently used formulas and access them quickly. Export results and share via email or messaging.

    ★ 4.5797 ratingsUtilitiesFreeData updated 2026-09-06
  8. Summons Partner+ app icon

    Summons Partner+

    n.u. logistics

    Access job guides, summonses, and penal law

    Access a comprehensive reference guide to THE JOB, summonses, and NYS Penal Law. View and manage overtime hours with the Overtime Calculator. Track RDO dates, precinct maps, complaint reports, and 10-codes. Print and save documents directly.

    ★ 4.92,056 ratingsReferenceFreeData updated 2026-09-06
  9. Unit Converter: Mila's Tools app icon

    Unit Converter: Mila's Tools

    Scott DeSapio

    Convert units across 16 categories

    Convert units across 16 categories with instant results. Switch between metric, imperial, and other systems. Calculate conversions for length, weight, temperature, and more. Store frequently used values for quick access.

    ★ 4.81,395 ratingsUtilitiesFreeData updated 2026-09-08
  10. Resistor Color Band Calculator app icon

    Resistor Color Band Calculator

    Aryaman Sharda

    Calculate values by bands

    Determine values by selecting bands. Calculate resistance, tolerance, and temperature coefficients. View detailed specifications and compare ratings.

    ★ 4.625 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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