About
Easily create a visual catalog of your fan merchandise. Automatically remove backgrounds from photos to arrange your collection beautifully. Track your spending and see how close you are to completing sets.
What's New in コレカン
1.0.2
September 30, 2026
・使い方に慣れたころに、レビューのお願いを表示するようにしました ・細かな不具合を修正しました
Developer apps
FAQ
What is コレカン?
コレカン is a lifestyle app designed to help users create a visual catalog of their fan merchandise. It allows for automatic background removal of photos, organization into series, tracking of duplicates, and monitoring of spending.
How does コレカン's background removal work?
For users with iOS 17 or later, コレカン automatically removes the background from merchandise photos upon registration. The processing is done locally on the device, ensuring photos are not sent externally.
Can コレカン help me track my spending on merchandise?
Yes, コレカン automatically aggregates your total investment, monthly expenses, and spending per series. If you input the estimated retail price, it can also show the difference between the purchase price and the estimated value.
What are the limitations of the free version of コレカン?
The free version of コレカン allows registration of up to 50 merchandise items, up to 2 'oshi' (favorite characters/idols) and genres, and 10 background removals per month. Collection images created in the free version will have a watermark.
What features are included in コレカン Plus?
コレカン Plus offers unlimited merchandise registration, unlimited 'oshi' and genres, 300 background removals per month, and high-quality collection images without watermarks. It is available via monthly or annual subscription.
How do I upgrade to コレカン Plus?
コレカン Plus can be subscribed to on a monthly basis for ¥380 or annually for ¥3,800. These subscriptions are managed through your Apple ID.
Can I transfer my コレカン data if I change devices?
Yes, if you link your account with your Apple ID, you can transfer your data to a new device, ensuring your collection is always accessible.
Is コレカン suitable for all types of merchandise?
コレカン can be used for various types of merchandise, including idols, characters, gacha items, and figures. You can register items based on what you collect.