# Fit Tolerance ISO Pro vs CNC CUBE

The clearest difference is in-app purchases: Fit Tolerance ISO Pro at none against CNC CUBE's 2. Fit Tolerance ISO Pro also leads on ads (none vs shown) and price ($0.99 vs $4.99). CNC CUBE's advantage is update cadence (monthly vs every 12 months). On device support and iOS requirement there is nothing between them.

Fit Tolerance ISO Pro costs $0.99 and CNC CUBE $4.99 up front. CNC CUBE sells 2 in-app purchases, starting at $0.99 per month. Fit Tolerance ISO Pro asks for nothing beyond the download.

Fit Tolerance ISO Pro ships an update every 12 months, CNC CUBE monthly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fit Tolerance ISO Pro | CNC CUBE |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fit-tolerance-iso-pro/id1397159146/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | Paid | — |
| Size | 47 MB | 38 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasar Yucel Yesilbag](https://appshunter.io/developer/1251895011) | [Hakon Torve](https://appshunter.io/developer/1706381768) |

## What reviewers say

### Fit Tolerance ISO Pro

[App page](https://appshunter.io/ios/app/fit-tolerance-iso-pro/id1397159146)

Calculate engineering tolerances for various mechanical components like bearings, shafts, and housings. It adheres to ISO and ANSI standards, providing size limits, deviations, and fit types. Visual representations of fits are also generated.

**Highlights:** Calculate engineering tolerances, Supports ISO and ANSI standards, Determines clearance, transition, and interference fits, Provides schematic fit representations, Includes preferred tolerances and fits, Calculates size limits and deviations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### CNC CUBE

[App page](https://appshunter.io/ios/app/cnc-cube/id6464709228)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Experience | $0.99 | per month |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Fit Tolerance ISO Pro free?

Fit Tolerance ISO Pro costs $0.99, with no in-app purchases.

### Is CNC CUBE free?

CNC CUBE costs $4.99, and also offers in-app purchases.

### Do Fit Tolerance ISO Pro or CNC CUBE have ads?

CNC CUBE shows ads; Fit Tolerance ISO Pro does not.

### Which is updated more often, Fit Tolerance ISO Pro or CNC CUBE?

Fit Tolerance ISO Pro ships an update every 12 months, and CNC CUBE monthly. Most recently, Fit Tolerance ISO Pro was updated on October 29, 2026 and CNC CUBE on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*