# NORTON iGRIND vs Iscar World

The clearest difference is update cadence: NORTON iGRIND at monthly against Iscar World's every 5 months. NORTON iGRIND also leads on rating (5.0 vs 4.8). Iscar World's advantage is ratings volume (105 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NORTON iGRIND holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Iscar World has 105 ratings behind it against 5, so its average is the more settled of the two.

NORTON iGRIND ships an update monthly, Iscar World every 5 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | NORTON iGRIND | Iscar World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/norton-igrind/id550147080/reviews)** | [4.8 (105 ratings)](https://appshunter.io/ios/app/iscar-world/id1308293147/reviews) |
| Number of ratings | 5 | **105** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | Free |
| Size | 20 MB | 2 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Saint-Gobain](https://appshunter.io/developer/543924473) | [IMC Group](https://appshunter.io/developer/693578764) |

## What reviewers say

### NORTON iGRIND

[App page](https://appshunter.io/ios/app/norton-igrind/id550147080)

This app provides essential calculators and conversion tools for grinding processes. It helps users determine starting parameters for wheel truing, optimize coolant delivery, and convert wheel speeds for safe operation.

**Highlights:** Grinding wheel truing parameter calculator, Coolant delivery setup optimization, Wheel speed conversion (RPM, SFPM, M/Sec), Safe grinding operation tools, Expert-created calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### Iscar World

[App page](https://appshunter.io/ios/app/iscar-world/id1308293147)

Access all ISCAR's online tools, product catalogs, and interfaces in one unified virtual space. This application serves as a central hub for comprehensive business information.

**Highlights:** Unified access to online apps, Integrated product catalogs, Centralized interface hub, Comprehensive business information

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

**In-app purchases:** none


## Frequently asked questions

### Is NORTON iGRIND free?

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

### Is Iscar World free?

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

### Which has better reviews, NORTON iGRIND or Iscar World?

NORTON iGRIND is rated higher. NORTON iGRIND averages 5.0 out of 5 from 5 ratings, while Iscar World averages 4.8 from 105 ratings.

### Do NORTON iGRIND or Iscar World have ads?

Neither NORTON iGRIND nor Iscar World shows ads.

### Which is updated more often, NORTON iGRIND or Iscar World?

NORTON iGRIND ships an update monthly, and Iscar World every 5 months. Most recently, NORTON iGRIND was updated on November 1, 2026 and Iscar World on November 2, 2026.

---

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