# ダムコレ vs DamApp

The clearest difference is review sentiment: DamApp at 86% against ダムコレ's 33%. ダムコレ's advantage is update cadence (weekly vs every 2 months) and iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ダムコレ ships an update weekly, DamApp every 2 months. The most recent releases landed on June 11, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ダムコレ | DamApp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free | Free |
| Size | 34 MB | 228 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shintaro Takemura](https://appshunter.io/developer/1072112869) | [Yuta Kokubo](https://appshunter.io/developer/1549449778) |

## What reviewers say

### ダムコレ

[App page](https://appshunter.io/ios/app/id1158554191)

This app helps users manage their collection of dam cards, which are informational cards distributed at dams and related facilities. Users can register collected cards, including visit dates and photos, and view a list of their collected items. It encourages visiting various dams to gather more cards.

**Highlights:** Manage dam card collection, Register collected cards, Record visit dates, Add card photos, View collected card list, Track dam information

**Features:** macOS Compatibility

**In-app purchases:** none


### DamApp

[App page](https://appshunter.io/ios/app/damapp/id1549449776)

Discover over 2,000 dams across Japan. Search by name, distance, prefecture, type, or purpose. Record check-ins, dam card ownership, and add favorites or notes. All dam information is available offline.

**Highlights:** Search over 2,000 dams nationwide, Filter by distance, prefecture, type, purpose, Offline access to dam details, Record check-ins and dam card ownership, Map view with MAPCODE support, Import visit records from text files

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ダムコレ free?

ダムコレ is free to download, with no in-app purchases.

### Is DamApp free?

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

### Do ダムコレ or DamApp have ads?

Neither ダムコレ nor DamApp shows ads.

### Which is updated more often, ダムコレ or DamApp?

ダムコレ ships an update weekly, and DamApp every 2 months. Most recently, ダムコレ was updated on June 11, 2026 and DamApp on September 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.*