ダムコレ vs Manhole Card Map
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ダムコレ
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.
- Manage dam card collection
- Register collected cards
- Record visit dates
- Add card photos
- View collected card list
- Track dam information
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「ダムカード」とは、全国のダム・周辺施設などで配布されている、ダムのことをより知っていただくことを目的に作成されたカードのことです。 デザインが統一された統一カードと、それ以外のカードに分類され、その数は合計で500以上にものぼります。 当アプリは、ダムカードを収集されている方々が、ご自身のカードの管理に役立てていただければと思い製作しました。 収集したダムカード(訪問日、カードの写真)を当アプリに登録してみてください。収集済みのカードを一覧で確認することができます。 ぜひいろいろなダムを訪れてカードを集めてみてください。 ※ダムカードの情報は2016年10月の国土交通省の情報に基づいています。
Manhole Card Map
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Manhole Card Map helps you find distribution locations for Manhole Cards across Japan and keep track of the cards you have collected. MAIN FEATURES ■ Find distribution locations on the map View distribution locations near your current position or travel destination. Pin colors make it easy to distinguish cards you have not collected, cards already collected, locations that are out of stock, and cards not yet available. ■ Manage your collection Mark a card as collected with a single tap. You can also view card images, detailed information, and related websites. ■ Filter to plan your visits Filter cards by region, series, collection status, and availability on weekdays, weekends, or public holidays. ■ Update distribution location data Download updated distribution location data directly in the app. ■ Back up and transfer your data Export your collection status to a file and import it on another device. This is useful for backups and when moving to a new device. RECOMMENDED FOR • Manhole Card collectors • Travelers looking for nearby distribution locations in Japan • Anyone who wants a simple way to track collected and uncollected cards • People planning an efficient card-collecting trip Make Manhole Card Map your companion for collecting cards throughout Japan.
Screenshots
Verdict
The clearest difference is ads: ダムコレ at none against Manhole Card Map's shown. ダムコレ also leads on iOS requirement (9.0 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | ダムコレ | Manhole Card Map |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Weekly | Weekly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 34 MB | 141 MB |
| Age rating | 4+ | 4+ |
| Developer | Shintaro Takemura | TETSUNOSUKE HIDA |
In-app purchases
ダムコレ
No in-app purchases
Manhole Card Map
No in-app purchases








