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 181–200 of 1,000 ranked alternatives.

  1. PrepFE - FE Other Disciplines app icon

    PrepFE - FE Other Disciplines

    PrepFE, Inc.

    Practice problems, flash cards, exam prep

    Study engineering concepts through practice problems and flash cards focused on the FE Reference Handbook. Take exam practice on the go and access curated content by engineering experts.

    ★ 2.222 ratingsEducationFreeData updated 2026-09-19
  1. Pressure Vessel Pro app icon

    Pressure Vessel Pro

    Joel Hobbs

    Pressure vessel calculations for iOS.

    The app performs pressure vessel stress calculations. It calculates longitudinal stress, hoop stress, shear stress, volume, and ASME design thickness and pressure for various tank geometries and components.

    ★ 4.52 ratingsUtilities$5.99Data updated 2026-09-30
  2. Ultralingua German-English app icon

    Ultralingua German-English

    Ultralingua, Inc.

    Look up translations and conjugations offline

    Access verb conjugations for German and English. Look up translations with examples and usage notes. Store data offline without internet. Ideal for language learners and translators requiring precise vocabulary and grammar support.

    ★ 4.6105 ratingsReference$14.99Data updated 2026-10-09
  3. EchoCalc app icon

    EchoCalc

    British Society of Echocardiography

    Access echocardiography data and guides

    Access echocardiography data for LV/RV size and function, LV mass, aortic and atrial dimensions. View diastolic function and prosthetic valve reference data. Switch between BSE, ASE, and EACVI guidelines.

    ★ 2.323 ratingsMedicalFreeData updated 2026-09-08
  4. Converter-Calculator app icon

    Converter-Calculator

    Dohmann Engineering Services

    Bundle of converters and calculators

    The app offers a bundle of 10 converter and calculator applications, with more under development. It includes a units converter with over 1700 units and a currency converter with over 160 currencies.

    ★ 5.03 ratingsReference$2.99Data updated 2026-09-28
  5. Electrical Formulator app icon

    Electrical Formulator

    Historycentral.com Inc

    Complete electrical calculation tool for professionals.

    The app provides over 100 electrical formulas for calculations and conversions. Users can save, print, or email results and access frequently used formulas.

    ★ 5.01 ratingsProductivityFreeData updated 2026-09-10

How we rank alternatives

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