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 261–280 of 1,000 ranked alternatives.

  1. GearZ app icon

    GearZ

    Sakshi Tyagi

    ★ 0.00 ratingsReferenceFreeData updated 2026-09-06
  1. Tire Size Calculator app icon

    Tire Size Calculator

    Cheng Fan

    Compare tire sizes and rotating weight.

    The app compares passenger-car, light-truck, and motorcycle tire sizes. It models total mass change, rotational inertia, and estimated equivalent vehicle weight range during acceleration.

    ★ 0.00 ratingsUtilities$1.99Data updated 2026-10-09
  2. WAGO app icon

    WAGO

    WAGO Kontakttechnik GmbH & Co. KG

    Search products, calculate cables, find dealers

    Access electrical planning tools, including calculators for units and cable cross-sections. Search for products using text or images. Find nearby dealers. Perform calculations offline.

    ★ 4.99 ratingsReferenceFreeData updated 2026-09-06
  3. Pipe Saddle Layout Calculator app icon

    Pipe Saddle Layout Calculator

    Jean-Paul Lanaux

    Calculate pipe intersection cut lines easily.

    The app calculates layout dimensions for joining two metal cylinders at any angle. It generates full-size pattern templates for printing, supporting various printer sizes and measurement units.

    ★ 3.18 ratingsProductivity$4.99Data updated 2026-11-09
  4. CardNGN – Gift Card Value app icon

    CardNGN – Gift Card Value

    PROSPECT CULTURE GROUP CO., LIMITED

    Check values instantly

    Check values and calculate their worth instantly. View real-time price references for popular cards. Use a secure tool with accurate data. Manage balances and track expiration dates.

    ★ 4.739 ratingsUtilitiesFreeData updated 2026-09-06
  5. Ham Radio Reference app icon

    Ham Radio Reference

    Snecadev

    Amateur radio reference for all users.

    This reference app provides quick access to amateur radio band limits, country codes, band plans, radiogram messages, grid squares, and time. It also includes the RST system, Morse code, phonetic alphabet, unit abbreviations, and metric prefixes.

    ★ 3.714 ratingsReference$1.99Data updated 2026-09-29
  6. iORA - Reaction Visualizer app icon

    iORA - Reaction Visualizer

    Daniel Ess

    Visualize reactions in 3D with quantum simulations

    View 3D models of chemical reactions based on quantum-mechanical simulations. Rotate, zoom, and dissect molecular structures. Annotate diagrams and save notes for later review. Share visualizations with classmates or instructors.

    ★ 5.012 ratingsEducationFreeData updated 2026-09-06
  7. Vox Comprehensive Spanish app icon

    Vox Comprehensive Spanish

    Ultralingua, Inc.

    Look up words and conjugations offline

    Dictionary provides translations and verb conjugations across all tenses. Access offline without internet connection. Supports serious language learners and translators. Features user reviews and store highlights.

    ★ 4.761 ratingsReference$14.99Data updated 2026-09-08
  8. 40IP app icon

    40IP

    TRIZ Consulting Group GmbH

    Generate ideas with 40 principles.

    The app provides the 40 Inventive Principles from TRIZ. It includes over 400 illustrated examples to aid in idea generation and problem-solving.

    ★ 0.00 ratingsProductivityFreeData updated 2026-11-05

How we rank alternatives

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