ISO Fits & Tolerance Tools
Ashvin Kevadiya Education iPhoneiPadiPod touch
ISO Fits & Tolerance Tools is a free Education app for iPhone and iPad by Ashvin Kevadiya. Requires iOS 15.6. Updated September 28, 2026.
- Price
- Free
- on the App Store
- Size
- 45 MB
- Age 4+
- Updated
- Sep 28
- 2026 · v1.1
Screenshots
About ISO Fits & Tolerance Tools
Simplify complex tolerance and fit calculations with a powerful all-in-one engineering toolkit. Whether you're working with ISO, ASME, or GOST standards, this app helps you calculate, select, and analyze fits with speed and accuracy. KEY FEATURES Comprehensive Tolerance Reference - Tolerance values for sizes from 1 mm to 10,000 mm - Supports ISO 286, ASME B4.1 (ANSI), and GOST standards - Quick lookup tables for real-world engineering use Smart Tolerance Calculator - Find suitable tolerances based on given deviations - Get multiple tolerance options instantly - Works across ISO and ASME systems Fit Selection Made Easy - Select shaft/hole fits based on size and deviation - Automatically calculates: - Clearance (gap) - Interference (tightness) - Perfect for design & manufacturing decisions Advanced Engineering Tools - Angle tolerance calculations - Convert taper values to degrees, minutes, seconds - Built-in triangle calculator Tolerance Stack-Up Calculator - Solve dimensional chains using max-min method - Quickly determine closing dimensions - All calculations are automatically saved Casting Tolerances - Tolerance values based on accuracy class & casting method - Fully aligned with GOST standards Shape Tolerances Reference - Quick guide to geometric tolerances - Based on ISO 1101 & GOST 2.308 Unit Converter - Convert millimeters ↔ inches instantly WHY THIS APP? - Built for mechanical engineers, CNC programmers & designers - Combines multiple standards in one place - Saves time and reduces calculation errors - Clean, fast, and easy-to-use interface NOTE All information provided is for reference purposes only. In-app purchase Details: Lifetime Access for ads free version Privacy Policy : https://visionaso.in/manager/privacypolicy.html Terms of use : https://visionaso.in/manager/termscondition.html
What’s new
Version 1.1 · Updated September 28, 2026
Added new engineering tools and improved calculator accuracy Improved ISO 286-1 hole & shaft tolerance calculations
App privacy
The developer, Ashvin Kevadiya, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Usage Data: Advertising Data
Used for: Third-Party Advertising
Alternatives to ISO Fits & Tolerance Tools
Looking for apps like ISO Fits & Tolerance Tools? Here are 6 similar apps on the App Store. The highest rated is Aerospace Groove Selector (5.0/5), and all 6 are free to download.
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MetroX ISO Fit Calculator
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Tolerance Helper
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Aerospace Groove Selector
5.0
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G-Code Guru: CNC Machinist Kit
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Gesello – Metalwork Handbook
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Privy - Daily old money words
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| ISO Fits & Tolerance Tools | – | Free | September 28, 2026 | |
| MetroX ISO Fit Calculator | – | Free | Feb 17, 2026 | Compare |
| Tolerance Helper | – | Free | Sep 21, 2026 | Compare |
| Aerospace Groove Selector | 5.0 / 5 (2) | Free | Jun 24, 2024 | Compare |
| G-Code Guru: CNC Machinist Kit | 5.0 / 5 (13) | Free | Sep 28, 2026 | Compare |
| Gesello – Metalwork Handbook | – | Free | Oct 20, 2026 | Compare |
| Privy - Daily old money words | – | Free | May 13, 2026 | Compare |