Apps Like ISO Fits for iPhone and iPad
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.
ISO Fits screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


O-Ring
Trelleborg Sealing Solutions Germany GmbH
Calculate O-Ring dimensions and sizes.
The app calculates O-Ring dimensions and recommends sizes based on ISO 3601 standards. Users can check chemical compatibility and switch between metric and inch measurements.



GD&T HD
Carl Zeiss AG
Learn geometric dimensioning and tolerancing.
The app describes definitions of geometric dimensioning and tolerancing. It supports engineers and employees as a reference book with examples and animations.

Tolerance Helper
Dmitriy Trofimov
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.

GD&T
Carl Zeiss AG
Interpret GD&T according to ISO 1101
The app explains geometric dimensioning and tolerancing definitions with examples and animations. It serves as a reference for understanding form, position, and orientation tolerances in practice.




D&D Beyond
Wizards of the Coast LLC
Roll dice, manage characters, track adventures
Manage character sheets, access equipment, and track proficiencies offline. Roll dice for skill checks, attacks, and saving throws. View health, spell slots, and manage spells. Sync characters across devices.

Aerospace Groove Selector
Trelleborg Sealing Solutions Germany GmbH
Aerospace hydraulic groove standards selector.
The app covers five SAE Aerospace groove standards for hydraulic systems. It displays groove dimensions, tolerances, and indicates suitability for dynamic and static seals.

Docusign - Upload & Sign Docs
Docusign
Send and documents securely
Create and send digital signatures for documents, forms, and contracts. files via email or cloud services. agreements directly on your device. Set reminders and track signing status. Share documents securely with multiple parties.


True Position
Douglas Rudd
Calculate hole position against tolerances.
The app calculates the true position of holes based on engineering drawing dimensions and tolerances. It determines if hole positions meet required specifications, with results available both with and without Maximum Material Condition.

MechTab
Samuel Werder AG
Mechanics tool for technical data
The app offers data on ISO-Tolerances, Threads, Cutting Data, Wrench Size, and Roughness. It includes charts for linear dimensions, radii, chamfer, and angular dimensions, along with symbols and explanations for geometrical tolerances.


Keeper Password Manager
Callpod Inc.
Store passwords securely and autofill them anywhere
Create strong passwords using a secure generator. Store passkeys and 2FA codes. Autofill passwords across devices. Sync data between all devices. Protect personal and sensitive information with encryption.


CamCard AI Business Assistant
INTSIG Information Co., Ltd
AI business card and voice assistant
The app offers AI-powered business card recognition and voice transcription. It provides real-time transcription with AI summaries and supports file imports for fast processing.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.