# Curious Edinburgh vs Digital Documentation

The clearest difference is update cadence: Curious Edinburgh at every 7 months against Digital Documentation's every 37 months. Digital Documentation's advantage is iOS requirement (11.0 vs 18.6). 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.

Curious Edinburgh ships an update every 7 months, Digital Documentation every 37 months. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Curious Edinburgh | Digital Documentation |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 37 months |
| Size | 29 MB | 122 MB |
| Requires iOS | 18.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [The University of Edinburgh](https://appshunter.io/developer/428517240) | [Historic Environment Scotland](https://appshunter.io/developer/1240194863) |

## What reviewers say

### Curious Edinburgh

[App page](https://appshunter.io/ios/app/curious-edinburgh/id1113602530)

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Documentation

[App page](https://appshunter.io/ios/app/digital-documentation/id1246843208)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Curious Edinburgh free?

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

### Is Digital Documentation free?

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

### Do Curious Edinburgh or Digital Documentation have ads?

Neither Curious Edinburgh nor Digital Documentation shows ads.

### Which is updated more often, Curious Edinburgh or Digital Documentation?

Curious Edinburgh ships an update every 7 months, and Digital Documentation every 37 months. Most recently, Curious Edinburgh was updated on October 13, 2026 and Digital Documentation on October 5, 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.*