# Geometry AR vs Catbus Teacher

The clearest difference is price: Catbus Teacher at Free against Geometry AR's $1.99. Catbus Teacher also leads on update cadence (every 2 months vs every 38 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Catbus Teacher is free to download; Geometry AR costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Geometry AR ships an update every 38 months, Catbus Teacher every 2 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Geometry AR | Catbus Teacher |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/catbus-teacher/id1482366211/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 29 MB | 45 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [COHOTA JOINT STOCK COMPANY](https://appshunter.io/developer/1481425830) |

## What reviewers say

### Geometry AR

[App page](https://appshunter.io/ios/app/geometry-ar/id1329101716)

Explore geometric shapes in 3D with augmented reality. This app allows users to view and learn about over 25 planar and solid figures by interacting with them in their own space. Features include audio narration and detailed information screens for each shape.

**Highlights:** Augmented Reality (AR) viewing, Interactive 3D geometric figures, Audio narration of information, Detailed information screens, Over 25 geometric figures included, Suitable for classroom use

**Features:** macOS Compatibility

**In-app purchases:** none


### Catbus Teacher

[App page](https://appshunter.io/ios/app/catbus-teacher/id1482366211)

This app helps educators manage their courses efficiently on the go. It offers quick access to grading, communication with students, and content updates directly from a mobile device.

**Highlights:** Mobile grading with SpeedGrader, Send announcements and messages, Update course content, Manage student submissions, Participate in course discussions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Geometry AR free?

Geometry AR costs $1.99, with no in-app purchases.

### Is Catbus Teacher free?

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

### Do Geometry AR or Catbus Teacher have ads?

Neither Geometry AR nor Catbus Teacher shows ads.

### Which is updated more often, Geometry AR or Catbus Teacher?

Geometry AR ships an update every 38 months, and Catbus Teacher every 2 months. Most recently, Geometry AR was updated on October 12, 2026 and Catbus Teacher on October 11, 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.*