# LS Teacher vs DB Museum

The clearest difference is update cadence: LS Teacher at monthly against DB Museum's every 31 months. DB Museum's advantage is iOS requirement (9.1 vs 15.6). 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.

LS Teacher ships an update monthly, DB Museum every 31 months. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | LS Teacher | DB Museum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 31 months |
| Size | 27 MB | 158 MB |
| Requires iOS | 15.6 | **9.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dunamis LLC](https://appshunter.io/developer/653334835) | [Fluxguide Ausstellungssysteme GmbH](https://appshunter.io/developer/794336453) |

## What reviewers say

### LS Teacher

[App page](https://appshunter.io/ios/app/ls-teacher/id1465683300)

**Features:** Vision Pro support

**In-app purchases:** none


### DB Museum

[App page](https://appshunter.io/ios/app/db-museum/id1491926977)

**In-app purchases:** none


## Frequently asked questions

### Is LS Teacher free?

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

### Is DB Museum free?

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

### Do LS Teacher or DB Museum have ads?

Neither LS Teacher nor DB Museum shows ads.

### Which is updated more often, LS Teacher or DB Museum?

LS Teacher ships an update monthly, and DB Museum every 31 months. Most recently, LS Teacher was updated on October 8, 2026 and DB Museum on September 30, 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.*