# Troben vs 21 Express

Troben and 21 Express are too close to call on the numbers: across 3 compared parameters — price, in-app purchases and iOS requirement among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Troben | 21 Express |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Size | 40 MB | 37 MB |
| Requires iOS | 13.0 | **12.0** |
| Age rating | 4+ | 4+ |
| Developer | [PT TRAWLBENS TEKNOLOGI ANAK INDONESIA](https://appshunter.io/developer/1631926552) | [PT. ANDALAN DUA SATU EKSPRES](https://appshunter.io/developer/1583689660) |

## What reviewers say

### Troben

[App page](https://appshunter.io/ios/app/troben/id1632001081)

**In-app purchases:** none


### 21 Express

[App page](https://appshunter.io/ios/app/21-express/id6463852260)

**In-app purchases:** none


## Frequently asked questions

### Is Troben free?

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

### Is 21 Express free?

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

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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.*