# Apprasive vs NORTON iGRIND

The clearest difference is rating: NORTON iGRIND at 5.0 against Apprasive's 3.0. NORTON iGRIND also leads on update cadence (monthly vs every 2 months). On price, review sentiment, ratings volume and ads 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 3.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Apprasive ships an update every 2 months, NORTON iGRIND monthly. The most recent releases landed on September 20, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | Apprasive | NORTON iGRIND |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/apprasive/id462748312/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/norton-igrind/id550147080/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 39 MB | 20 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tailored Apps](https://appshunter.io/developer/399035471) | [Saint-Gobain](https://appshunter.io/developer/543924473) |

## What reviewers say

### Apprasive

[App page](https://appshunter.io/ios/app/apprasive/id462748312)

This app helps users track product catalogs, perform process calculations, and access assembly and safety instructions. It also offers troubleshooting guides and a contact form for expert assistance with TYROLIT tools.

**Highlights:** Product catalog tracking, Process calculator, Assembly and startup guides, Safety instructions, Troubleshooting guide, Contact form for support, Favorites list for calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Apprasive free?

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

### Is NORTON iGRIND free?

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

### Which has better reviews, Apprasive or NORTON iGRIND?

NORTON iGRIND is rated higher. Apprasive averages 3.0 out of 5 from 2 ratings, while NORTON iGRIND averages 5.0 from 5 ratings.

### Do Apprasive or NORTON iGRIND have ads?

Neither Apprasive nor NORTON iGRIND shows ads.

### Which is updated more often, Apprasive or NORTON iGRIND?

Apprasive ships an update every 2 months, and NORTON iGRIND monthly. Most recently, Apprasive was updated on September 20, 2026 and NORTON iGRIND on August 18, 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.*