---
title: "ISO Fits & Tolerance Tools - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "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 anal"
---

# ISO Fits & Tolerance Tools — United States
> ISO 286 Tolerance & Fits

![ISO Fits & Tolerance Tools App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/95/3c/7b/953c7b43-74c9-acff-9e17-5a748a710249/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [Ashvin Kevadiya](https://apptail.io/developer/ashvin-kevadiya-pyDg) (India)
**Category:** Education
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** ios.fits.tolerance
**Store:** Apple App Store
**Country:** United States
**Version:** 1.1 (released 2026-09-28)
**Original Release:** 2026-04-09
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6761895214)
**AppTail Page:** [https://apptail.io/app/iso-fits-tolerance-tools-inrz/united-states](https://apptail.io/app/iso-fits-tolerance-tools-inrz/united-states)

## ISO Fits & Tolerance Tools Description
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 : 
Terms of use : 

## ISO Fits & Tolerance Tools Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/2e/9a/5b/2e9a5b3e-cea4-061f-56e6-548b3bfa61f1/1.jpg/1290x2796.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/31/a8/93/31a89385-60cc-efb3-3b5d-d0920345fcf0/2.jpg/1290x2796.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/68/e2/4d/68e24d45-771c-247d-32fa-8702631ee6d9/3.jpg/1290x2796.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/37/a0/27/37a027c3-14b9-b355-7ccb-c664354ba2be/4.jpg/1290x2796.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f9/2d/73/f92d73ff-cbe5-108c-c5c0-bd1c0961d2ec/5.jpg/1290x2796.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/f2/7d/1b/f27d1b7b-f067-d7e6-1e48-1835336ace1e/6.jpg/1290x2796.png)



## ISO Fits & Tolerance Tools In-App Purchases
| Item | Price |
|------|-------|
| Lifetime Premium | $12.99 |




## ISO Fits & Tolerance Tools Available In
- [United Kingdom](https://apptail.io/app/iso-fits-tolerance-tools-inrz/united-kingdom)
- [Ireland](https://apptail.io/app/iso-fits-tolerance-tools-inrz/ireland)
- [United States](https://apptail.io/app/iso-fits-tolerance-tools-inrz/united-states)

---

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