# Manhole Notebook vs Dam Card Map

The clearest difference is in-app purchases: Dam Card Map at none against Manhole Notebook's 1. Manhole Notebook's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Manhole Notebook sells 1 in-app purchase, starting at $14.99 per year. Dam Card Map asks for nothing beyond the download.

Manhole Notebook ships an update weekly, Dam Card Map every 5 days. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Manhole Notebook | Dam Card Map |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Size | 15 MB | 31 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gabriel Barandiaran Silveira](https://appshunter.io/developer/1867230690) | [TETSUNOSUKE HIDA](https://appshunter.io/developer/6773281087) |

## What reviewers say

### Manhole Notebook

[App page](https://appshunter.io/ios/app/manhole-notebook/id6759797202)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly | $14.99 | per year |


### Dam Card Map

[App page](https://appshunter.io/ios/app/dam-card-map/id6811755927)

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

**In-app purchases:** none


## Frequently asked questions

### Is Manhole Notebook free?

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

### Is Dam Card Map free?

Dam Card Map is free to download, with no in-app purchases.

### Do Manhole Notebook or Dam Card Map have ads?

Dam Card Map shows ads; Manhole Notebook does not.

### Which is updated more often, Manhole Notebook or Dam Card Map?

Manhole Notebook ships an update weekly, and Dam Card Map every 5 days. Most recently, Manhole Notebook was updated on October 8, 2026 and Dam Card Map on October 24, 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.*