Tolerance icon

Tolerance v1.6.0

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View on Google Play

Screenshots

Tolerance screenshot 0 Tolerance screenshot 1 Tolerance screenshot 2 Tolerance screenshot 3

About this app

Tolerance reference guide with size calculation and unit conversion

"Tolerance" is an engineering reference guide for fits and tolerances in mechanical manufacturing. The app allows precise calculation of part dimensions with tolerances and simplifies the work of engineers, technologists, and technical students.

Key features:
- Complete tolerance table with search by designation
- Instant calculation of minimum, maximum and average dimensions for a given nominal size
- Switching between metric and imperial units (mm, μm, inches)
- Separation into holes (with uppercase letters) and shafts (with lowercase letters)
- Filtering and quick search for needed tolerances
- Saved history of recent calculations
- Light and dark themes for comfortable work in any conditions
- Support for English and Russian languages

The app features a convenient interface designed specifically for engineering calculations:
- Clickable cells for instant dimension calculations
- Intuitive navigation with highlighted search results
- Ability to copy calculation results
- Automatic tolerance selection when entering a size

This tool is essential for:
- Design engineers
- Manufacturing engineers
- Metrologists
- Workshop masters and mechanical workers
- Engineering students
- Technical discipline teachers

The application is developed with a focus on usability and performance, allowing for immediate and accurate results when designing and manufacturing machine parts.

Version Information

Version
1.6.0
Downloads
50K+
Updated on
May 6, 2025
Released
Jan 9, 2015
Requires
Android 5.0

What's New

English
Now tolerance designations display in alternating pairs (H1, h1, H2, h2...), making it easier to compare matching hole and shaft tolerances with the same grade.

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