Comparison

ダムコレ vs Castle Journal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Manage dam card collection
  • Register collected cards
  • Record visit dates
  • Add card photos
  • View collected card list
  • Track dam information
Features
Read full description

「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。

About

Castle Journal

Features
Read full description

Make castle touring more fun and convenient! Castle Journal is a castle visit tracking app that lets you record and organize, and review your castle visits across different regions. Key Features: - View castles from various regions — including Japan’s 100 Castles – Series 1 (日本100名城) and Japan’s 100 Castles – Series 2 (続日本100名城) — displayed on a map and in a list. - Access detailed information for each castle, such as castle number, name, and location. - Easily record visit dates, tags and personal notes. - Preserve your memories by adding photos and marking favorite castles. - Review your visit history and progress using built-in filtering, sorting, and grouping tools. Recommended for: - Castle exploration and sightseeing enthusiasts - Those participating in the Japan’s 100 Castles Stamp Rally - Anyone interested in history and culture Plan your next castle trip or record memories from past visits with Castle Journal. Keep track of your castle journey, one visit at a time. Upcoming Updates: - Ongoing usability improvements We’re continuously working to make the app even better.

Screenshots

ダムコレ4 screens
Castle Journal3 screens

Verdict

The call

The clearest difference is ads: ダムコレ at none against Castle Journal's shown. ダムコレ also leads on iOS requirement (9.0 vs 18.5). 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 6 level
ダムコレ versus Castle Journal: the parameters behind the verdict, then further details
ParameterダムコレCastle Journal
PriceFreeFree
Positive reviews33.3% of reviews—
Update frequencyWeeklyWeekly
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better18.5
Further details — not scored
Size34 MB12 MB
Age rating4+4+
DeveloperShintaro TakemuraNAOYA OZAWA

In-app purchases

None

ダムコレ

No in-app purchases

None

Castle Journal

No in-app purchases

Questions

Is ダムコレ free?
ダムコレ is free to download, with no in-app purchases.
Is Castle Journal free?
Castle Journal is free to download, with no in-app purchases.
Do ダムコレ or Castle Journal have ads?
Castle Journal shows ads; ダムコレ does not.
Which is updated more often, ダムコレ or Castle Journal?
ダムコレ ships an update weekly, and Castle Journal weekly. Most recently, ダムコレ was updated on October 24, 2026 and Castle Journal on October 25, 2026.

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