# Cutting Tool App vs polestarN

The clearest difference is update cadence: polestarN at daily against Cutting Tool App's every 4 months. Cutting Tool App's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Cutting Tool App ships an update every 4 months, polestarN daily. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Cutting Tool App | polestarN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free | — |
| Size | 1 MB | 1 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Mitsubishi Materials Corporation](https://appshunter.io/developer/567696188) | [Nagayoshi Tokai](https://appshunter.io/developer/492528399) |

## What reviewers say

### Cutting Tool App

[App page](https://appshunter.io/ios/app/cutting-tool-app/id567696185)

This application assists with calculations for carbide tools, including spindle speed and cutting speed. It supports various calculation types and provides access to online resources and inquiry services.

**Highlights:** Spindle speed and cutting speed calculation, Millind calculator, Turning calculator, Drilling calculator, Threading calculator, GHG emissions simulation, Online inquiry service

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

**In-app purchases:** none


### polestarN

[App page](https://appshunter.io/ios/app/polestarn/id6502629021)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cutting Tool App free?

Cutting Tool App is free to download, with no in-app purchases.

### Is polestarN free?

polestarN is free to download, with no in-app purchases.

### Do Cutting Tool App or polestarN have ads?

Neither Cutting Tool App nor polestarN shows ads.

### Which is updated more often, Cutting Tool App or polestarN?

Cutting Tool App ships an update every 4 months, and polestarN daily. Most recently, Cutting Tool App was updated on October 12, 2026 and polestarN on October 1, 2026.

---

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