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 41–60 of 1,000 ranked alternatives.

  1. Thor Lithium app icon

    Thor Lithium

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    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  1. 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
  2. Pipe Fittings app icon

    Pipe Fittings

    Radin Alcira

    Reference tool for piping engineers and designers.

    The app provides a mobile reference for factory-made wrought buttwelding fittings and forged fittings. It covers various types of elbows, tees, reducers, and caps in both US Customary and SI Units.

    ★ 1.02 ratingsUtilities$3.99Data updated 2026-09-13
  3. Tip Calculator‰ app icon

    Tip Calculator‰

    Tim O's Studios, LLC

    Calculate tips simply and quickly.

    The app provides basic tip calculations for dining out or when in a hurry. It offers simple and user-friendly functionality for quick calculations.

    ★ 4.99,103 ratingsReferenceFreeData updated 2026-10-01
  4. Machinist Pocket Pal app icon

    Machinist Pocket Pal

    Wesley Pingleton

    Calculate tolerances and dimensions

    Provides calculators for speeds and feeds, milling, lathe, drilling, and trigonometry. Includes reference materials for machining formulas and tool performance optimization. Users can access essential engineering resources and calculations on-the-go.

    ★ 4.04 ratingsReference$3.99Data updated 2026-09-06
  5. Thermodynamics Calculator app icon

    Thermodynamics Calculator

    V PUGAZHENTHI

    Engineering calculations and reference tables.

    The app provides 44 thermodynamics and heat-transfer calculators, along with reference tables. It allows users to solve for any variable and switch between SI and USCS units instantly.

    ★ 4.030 ratingsUtilities$1.99Data updated 2026-09-29
  6. EyesInvest app icon

    EyesInvest

    eHeading Creation Technology Limited

    ★ 0.00 ratingsReferenceFreeData updated 2026-09-06
  7. Drill and Tap Tool - Thread Tapping & Through Hole app icon

    Drill and Tap Tool - Thread Tapping & Through Hole

    Chewy Applications Ltd.

    Tap type, spin dials, find size

    Calculate size for operations by selecting type, tap size, percentage depth of , clearance, and cutting or forming operation. Adjust settings via tap interface without typing.

    ★ 4.330 ratingsReference$1.99Data updated 2026-10-23
  8. 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
  9. BIG KAISER app icon

    BIG KAISER

    BIG KAISER Praezisionswerkzeuge AG

    ★ 5.04 ratingsReferenceFreeData updated 2026-09-11
  10. 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.