島田掛川信用金庫　アプリ is the official app provided by Shimada Kakegawa Shinkin Bank. It is a free Android app in the Business & Productivity category, specifically designed for individual customers who have a savings account issued by Shimada Kakegawa Shinkin Bank's cash card. With this app, users can easily check their savings account balance and deposit/withdrawal details anytime and anywhere on their smartphones. The app also offers a passbook-less function, allowing users to switch from a traditional paper passbook to a digital passbook viewed within the app.

The app provides several useful functions, including the ability to inquire about deposit balance and deposit/withdrawal details, receive notifications about transactions, receive push notifications about product information from the bank, and access passbook-less transactions for the past 10 years. Additionally, users can perform various banking tasks such as opening an account, accessing web banking, unlocking web banking, and changing address/phone number directly through the app. The app is available 24 hours a day, with the exception of regular maintenance periods.

Please note that while the app is free to use, customers are responsible for the communication fees associated with downloading and using the app. It is also important to take security measures to protect smartphones from viruses or malicious programs. For any inquiries regarding the account registered in the app, users should contact the main branch office where their account is opened.