# Hogrefe Toolbox vs Professional Performance

The clearest difference is update cadence: Professional Performance at every 2 months against Hogrefe Toolbox's every 5 months. Hogrefe Toolbox's advantage is iOS requirement (13.0 vs 15.0). 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.

Hogrefe Toolbox ships an update every 5 months, Professional Performance every 2 months. The most recent releases landed on September 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Hogrefe Toolbox | Professional Performance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/hogrefe-toolbox/id1573546338/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 55 MB | 49 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hogrefe Verlag GmbH & Co. KG](https://appshunter.io/developer/536197063) | [Teamhero GmbH](https://appshunter.io/developer/1715025638) |

## What reviewers say

### Hogrefe Toolbox

[App page](https://appshunter.io/ios/app/hogrefe-toolbox/id1573546338)

This utility app assists psychologists and therapists with diagnostic work by automating time-consuming calculations for assessments. It supports score conversions, age calculations, and confidence interval analysis, streamlining the assessment process.

**Highlights:** Convert standard scores, Calculate test taker age, Calculate confidence intervals, Calculate critical differences, Graphical result visualization

**Features:** macOS Compatibility

**In-app purchases:** none


### Professional Performance

[App page](https://appshunter.io/ios/app/professional-performance/id6754848070)

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

**In-app purchases:** none


## Frequently asked questions

### Is Hogrefe Toolbox free?

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

### Is Professional Performance free?

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

### Do Hogrefe Toolbox or Professional Performance have ads?

Neither Hogrefe Toolbox nor Professional Performance shows ads.

### Which is updated more often, Hogrefe Toolbox or Professional Performance?

Hogrefe Toolbox ships an update every 5 months, and Professional Performance every 2 months. Most recently, Hogrefe Toolbox was updated on September 23, 2026 and Professional Performance on October 4, 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.*