# KNOWBODY vs fobizz

The clearest difference is in-app purchases: fobizz at none against KNOWBODY's 1. fobizz also leads on review sentiment (83% vs 67%). KNOWBODY's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KNOWBODY sells 1 one-off in-app purchase. fobizz asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | KNOWBODY | fobizz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 138 MB | 66 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [KNOWBODY UG (haftungsbeschränkt)](https://appshunter.io/developer/1562328903) | [101skills GmbH](https://appshunter.io/developer/1854067224) |

## What reviewers say

### KNOWBODY

[App page](https://appshunter.io/ios/app/knowbody/id1562328901)

This app provides sexual education resources for secondary schools, suitable for all German states from 6th grade. Teachers and interested individuals can test it for free for 8 days.

**Highlights:** Sexual education content, Suitable for secondary schools (6th grade+), Bundensland-independent, Free 8-day trial for teachers, Login with Univention (Bremen)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Familienlizenz | $12.99 | one-time |


### fobizz

[App page](https://appshunter.io/ios/app/fobizz/id6755465996)

This app empowers educators by integrating AI tools directly into the classroom. It offers quick and secure solutions for lesson planning, text manipulation, quiz creation, and communication, all within a GDPR-compliant environment.

**Highlights:** Lesson planning, Text explanation and differentiation, Quiz and assignment creation, Parent letter preparation, Feedback question development, GDPR-compliant and secure

**In-app purchases:** none


## Frequently asked questions

### Is KNOWBODY free?

KNOWBODY is free to download, with in-app purchases available.

### Is fobizz free?

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

### Do KNOWBODY or fobizz have ads?

Neither KNOWBODY nor fobizz shows ads.

### Which is updated more often, KNOWBODY or fobizz?

KNOWBODY ships an update every 3 weeks, and fobizz every 3 weeks. Most recently, KNOWBODY was updated on November 3, 2026 and fobizz on November 5, 2026.

---

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