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 241–260 of 1,000 ranked alternatives.

  1. 439th Airlift Wing app icon

    439th Airlift Wing

    439th Airlift Wing

    Access mission info and unit updates

    Access real-time mission updates, track aircraft status, and view unit schedules. Receive alerts for operational changes. Locate base facilities and contact support services. View training calendars and personnel information.

    ★ 4.56 ratingsReferenceFreeData updated 2026-09-14
  1. VHDL Ref app icon

    VHDL Ref

    squishLogic LLC

    Pocket translator for hardware description languages.

    The app provides a quick reference for VHDL, Verilog, and SystemVerilog. It shows cross-language equivalents for every construct with a worked example for each entry.

    ★ 2.84 ratingsReference$2.99Data updated 2026-09-17
  2. Board Feet Easy Calculator app icon

    Board Feet Easy Calculator

    Scott Mcintosh

    Calculate with ease

    Calculate by entering length, width, and thickness. Optionally specify number of pieces, waste percentage, and cost per . Provides total and cost calculations.

    ★ 4.052 ratingsUtilitiesFreeData updated 2026-09-08
  3. Acron B747-400 Cockpit Fam. app icon

    Acron B747-400 Cockpit Fam.

    Aerosim Technologies, Inc.

    Simulate systems and controls

    Explore the Boeing 747-400 with interactive 3D models. Identify switches, instruments, and panels. Learn procedures and system functions. Access detailed labels and explanations for each component.

    ★ 5.021 ratingsEducation$34.99Data updated 2026-10-10
  4. QRCConnect app icon

    QRCConnect

    Sandia Corporation

    Store, organize, and access QRCs

    Store and organize text, tables, and photos as customizable Quick Reference Cards. Create nested lists for detailed instructions on processes like CPR or playing an instrument. Securely access and share QRCs for presentations or information sharing.

    ★ 5.03 ratingsReferenceFreeData updated 2026-09-06
  5. Wood Crafter app icon

    Wood Crafter

    Innovative Tomato, LLC

    Calculate properties and track lumber grades

    Helps users calculate measurements with fraction, decimal, and board foot tools. It includes a library of 31 species with images and properties. Features also cover lumber grades, grain orientation, joinery types, and guides for adhesives and screws.

    ★ 3.011 ratingsReference$4.99Data updated 2026-09-13
  6. Scientific Calculator Pro++ app icon

    Scientific Calculator Pro++

    DigiGalaxy LLC

    Calculate, convert, and explore science

    Perform complex calculations including algebraic, trigonometric, and logarithmic functions. Convert units across multiple categories. Access physical constants and formulas. Use fractions, degrees/minutes/seconds, and a high-precision display.

    ★ 0.00 ratingsEducation$2.99Data updated 2026-09-18
  7. Skyscrapers by Tinybop app icon

    Skyscrapers by Tinybop

    Tinybop Inc.

    Explore floor by floor

    Explore how are built and maintained. Navigate through floors and underground systems. Simulate events like blackouts, earthquakes, and dinosaur invasions. Test structural integrity and learn about engineering solutions.

    ★ 4.163 ratingsEducation$3.99Data updated 2026-10-05
  8. New American Standard (NASB) app icon

    New American Standard (NASB)

    RAVINDHIRAN SUMITHRA

    Read, search, and study the Bible

    Access Bible verses with searchable text and cross-references. Highlight and annotate passages. View chapter summaries and verse-by-verse commentary. Share verses via email or social media. Sync study progress across devices.

    ★ 4.6123 ratingsReferenceFreeData updated 2026-09-06
  9. FDPme app icon

    FDPme

    Andrew Oakley

    ★ 5.02 ratingsReference$1.99Data updated 2026-09-06
  10. AWG Calculator App app icon

    AWG Calculator App

    Melchisedec Martinez Rodriguez

    Calculate wire size and NEC® standards

    Perform electrical calculations including wire size, voltage drop, and conduit sizing. Customize material and temperature settings. Access NEC® 2023 tables, FAQs, and searchable articles. Calculate ampacity and use Ohm's Law.

    ★ 4.755 ratingsUtilitiesFreeData updated 2026-09-06
  11. RAMS 2024 app icon

    RAMS 2024

    The Institute of Electrical and Electronics Engineers Incorporated

    ★ 0.00 ratingsEducationFreeData updated 2026-09-06

How we rank alternatives

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