# ThreadFon Multi vs CERATIZIT

The clearest difference is rating: CERATIZIT at 5.0 against ThreadFon Multi's 3.8. ThreadFon Multi's advantage is update cadence (monthly vs every 2 months) and ratings volume (4 vs 1). 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.

CERATIZIT holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

ThreadFon Multi ships an update monthly, CERATIZIT every 2 months. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ThreadFon Multi | CERATIZIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (4 ratings)](https://appshunter.io/ios/app/threadfon-multi-thread-calc/id1602169811/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ceratizit/id1661360258/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 43 MB | 38 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dmitriy Trofimov](https://appshunter.io/developer/1598378710) | [CERATIZIT Deutschland GmbH](https://appshunter.io/developer/1110341360) |

## What reviewers say

### ThreadFon Multi

[App page](https://appshunter.io/ios/app/threadfon-multi-thread-calc/id1602169811)

This tool provides detailed insights into metric, inch, pipe, and trapezoidal cylindrical threads based on ISO and ASME standards. It helps users efficiently determine essential thread specifications for various thread types.

**Highlights:** ISO Metric thread support, Unified Inch thread support, Pipe thread support, Trapezoidal thread support, Based on ISO 965 and ASME B1.1 standards, Determines fundamental thread parameters

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

**In-app purchases:** none


### CERATIZIT

[App page](https://appshunter.io/ios/app/ceratizit/id1661360258)

Access a cutting tools shop, utilize helpful daily work tools, and find industry knowledge and news. Features like a cutting data calculator and material classifications streamline your tasks.

**Highlights:** Cutting tools shop access, Daily work tools, Knowledge content, Latest news, Cutting data calculator, Material classifications, Lookup tools

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ThreadFon Multi free?

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

### Is CERATIZIT free?

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

### Which has better reviews, ThreadFon Multi or CERATIZIT?

CERATIZIT is rated higher. ThreadFon Multi averages 3.8 out of 5 from 4 ratings, while CERATIZIT averages 5.0 from 1 ratings.

### Do ThreadFon Multi or CERATIZIT have ads?

Neither ThreadFon Multi nor CERATIZIT shows ads.

### Which is updated more often, ThreadFon Multi or CERATIZIT?

ThreadFon Multi ships an update monthly, and CERATIZIT every 2 months. Most recently, ThreadFon Multi was updated on October 11, 2026 and CERATIZIT on September 29, 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.*