JJ204.7.4 - App Store
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Publisher Description
JJ20是一款集资讯、交友、演唱会追踪、网上商城等功能为一体的软件，满足JM与JJ的零距离交流互动，并致力于为JM打造温馨大家庭。
Version History 1.Fixed compatibility issues on certain devices for a more stable experience. 4.7.4 03/31/2025 1.Added multi-currency payment options for ticketing, making it more convenient for users in different regions.
2.Further optimized the ticket purchase process, improving page responsiveness and system stability.
3.Introduced a management feature on the ticket reservation details page for more flexible information adjustments. 4.7.3 03/17/2025 1.We’ve added support for more payment options, making the ticketing process more flexible and convenient to meet diverse needs.
2.Following the previous update to the main interface, we’ve now completed the redesign of the remaining elements. With refreshed details and a unified overall style, the interface is now simpler, cleaner, and easier to navigate.
3.Bug Fixes and Enhanced User Experience. 4.7.2 01/15/2025 1.Bug Fixes and Enhanced User Experience. 4.7.1 01/06/2025 1.JJ20 FINAL LAP is officially on stage!Every step has been carefully crafted, with every detail designed just for you—simple, intuitive, and with a smooth, seamless experience. Update now and join us on this highly anticipated final journey!
2.Bug Fixes and Enhanced User Experience. 4.7.0 12/27/2024 1.When purchasing tickets for overseas events, there's no need to select attendees. You can now complete your purchase more quickly and easily without any extra steps.
2.Bug Fixes and Enhanced User Experience. 4.6.8 12/17/2024 1.New Contact Email Feature，To make it easier to manage overseas electronic tickets, users can now update their email address to receive electronic ticket information from abroad via email.
2.Bug Fixes and Enhanced User Experience. 4.6.7 12/10/2024 1.On specific pages, new thematic visual effects related to the concert have been updated.
2.Bug Fixes and Enhanced User Experience. 4.6.6 12/05/2024 1.Fixed the issue of abnormal page display during the shopping process on certain devices.
2.Bug Fixes and Enhanced User Experience. 4.6.5 11/08/2024 1.Optimized the purchasing process for surrounding products, enhancing security and improving protective measures to maintain a safer shopping environment.
2.Bug Fixes and Enhanced User Experience. 4.6.4 10/24/2024 1.Enhanced the after-sales process for the peripheral store, making customer service more efficient and convenient.
2.Optimized the process for selling international peripherals, improving purchasing convenience and smoothness.
3.Bug Fixes and Enhanced User Experience. 4.6.3 08/12/2024 1.Bug Fixes and Enhanced User Experience. 4.6.2 07/22/2024 1.Bug Fixes and Enhanced User Experience. 4.6.1 07/16/2024 1.Optimized the overseas ticket sales process to enhance the convenience and smoothness of purchasing.
2.Improved the display of likes and views, making the data format more readable.
3.Bug Fixes and Enhanced User Experience. 4.6.0 07/15/2024 1.Bug Fixes and Enhanced User Experience. 4.5.9 06/20/2024 1.Fixed display abnormalities on some device models.
2.Bug Fixes and Enhanced User Experience. 4.5.8 06/18/2024 1.Optimized the slider performance under weak network conditions, improving response speed and stability.
2.Fixed the issue with abnormal status display on the appointment details page.
3.Bug Fixes and Enhanced User Experience. 4.5.6 06/07/2024 1.Resolved the issue of unrecognized device models after data migration.
2.Improved the after-sales status in the surrounding mall, making after-sales services more efficient and convenient.
3.Fixed the problem of incomplete font display on some device models, ensuring clear and complete font display on all devices.
3.Bug Fixes and Enhanced User Experience. 4.5.5 06/03/2024 1.Modified some restrictions on binding devices to ensure a more regulated and secure buying process.
2.Adjusted queuing rules for refunds, improving the mechanism to give more users a chance to buy tickets through the queue.
3.Optimized after-sales process in the store, further refining the service flow to enhance the shopping experience.
3.Bug Fixes and Enhanced User Experience. 4.5.4 05/28/2024 1.Added ticket purchase permission restriction feature. Each user needs to bind a fixed device to purchase tickets.
2.Optimized the shopping process and shopping cart countdown function in the mall area.
3.Bug Fixes and Enhanced User Experience. 4.5.3 04/19/2024 1.News now supports multilingual display, allowing you to view news in different languages based on 2.your language preference!
Added ticket refund function, making it convenient to apply for ticket refunds in personal orders.
3.Bug Fixes and Enhanced User Experience. 4.5.2 04/02/2024 1.Scan Optimization，we have optimized the scanning functionality, enhancing the speed and accuracy of scanning, allowing for faster completion of scanning operations.
2.Sanctuary Bracelet Module Optimization，improvements have been made to enhance user experience.
3.Compatibility Issues Resolved，ensures smooth operation of the application across various devices by resolving compatibility problems.
4.Bug Fixes and Enhanced User Experience. 4.5.1 03/25/2024 1.In order to ensure the security of our JJ20, real-name authentication is now required before posting comments or sending messages in the app. This measure aims to create a more authentic and trustworthy environment.
2.Users can now immediately choose their preferred language upon entering the application.
3.Ticket holders can now easily view changes in their ticket folder with optimized indicators for refunded tickets.
4.Users will now receive detailed information about specific events related to ticket queues, ensuring they don't miss out on any exciting opportunities.
5.A new feature allows users to trace the origin of purchased physical goods by scanning the barcode. After scanning, users can add the product to their favorites and even engage in item exchange with other users. This provides an easy and efficient way to manage your collected items.
6.Bug Fixes and Enhanced User Experience. 4.5.0 03/13/2024 1.Optimize known bugs. 4.4.9 01/10/2024 1.Added doodle unlock feature.
2.Optimize known bugs. 4.4.8 11/13/2023
About JJ20
The company that develops JJ20 is Shanghai Orota Tech Co., Ltd.. The latest version released by its developer is 4.7.4.
To install JJ20 on your iOS device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-14 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the JJ20 as malware if the download link is broken.
How to install JJ20 on your iOS device:
- Click on the Continue To App button on our website. This will redirect you to the App Store.
- Once the JJ20 is shown in the iTunes listing of your iOS device, you can start its download and installation. Tap on the GET button to the right of the app to start downloading it.
- If you are not logged-in the iOS appstore app, you'll be prompted for your your Apple ID and/or password.
- After JJ20 is downloaded, you'll see an INSTALL button to the right. Tap on it to start the actual installation of the iOS app.
- Once installation is finished you can tap on the OPEN button to start it. Its icon will also be added to your device home screen.
Program Details
System requirements
Download information
Pricing
Version History
version 4.7.4
posted on 2026-10-14
Version History 1.Fixed compatibility issues on certain devices for a more stable experience. 4.7.4 03/31/2025 1.Added multi-currency payment options for ticketing, making it more convenient for users in different regions.
2.Further optimized the ticket purchase process, improving page responsiveness and system stability.
3.Introduced a management feature on the ticket reservation details page for more flexible information adjustments. 4.7.3 03/17/2025 1.We’ve added support for more payment options, making the ticketing process more flexible and convenient to meet diverse needs.
2.Following the previous update to the main interface, we’ve now completed the redesign of the remaining elements. With refreshed details and a unified overall style, the interface is now simpler, cleaner, and easier to navigate.
3.Bug Fixes and Enhanced User Experience. 4.7.2 01/15/2025 1.Bug Fixes and Enhanced User Experience. 4.7.1 01/06/2025 1.JJ20 FINAL LAP is officially on stage!Every step has been carefully crafted, with every detail designed just for you—simple, intuitive, and with a smooth, seamless experience. Update now and join us on this highly anticipated final journey!
2.Bug Fixes and Enhanced User Experience. 4.7.0 12/27/2024 1.When purchasing tickets for overseas events, there's no need to select attendees. You can now complete your purchase more quickly and easily without any extra steps.
2.Bug Fixes and Enhanced User Experience. 4.6.8 12/17/2024 1.New Contact Email Feature，To make it easier to manage overseas electronic tickets, users can now update their email address to receive electronic ticket information from abroad via email.
2.Bug Fixes and Enhanced User Experience. 4.6.7 12/10/2024 1.On specific pages, new thematic visual effects related to the concert have been updated.
2.Bug Fixes and Enhanced User Experience. 4.6.6 12/05/2024 1.Fixed the issue of abnormal page display during the shopping process on certain devices.
2.Bug Fixes and Enhanced User Experience. 4.6.5 11/08/2024 1.Optimized the purchasing process for surrounding products, enhancing security and improving protective measures to maintain a safer shopping environment.
2.Bug Fixes and Enhanced User Experience. 4.6.4 10/24/2024 1.Enhanced the after-sales process for the peripheral store, making customer service more efficient and convenient.
2.Optimized the process for selling international peripherals, improving purchasing convenience and smoothness.
3.Bug Fixes and Enhanced User Experience. 4.6.3 08/12/2024 1.Bug Fixes and Enhanced User Experience. 4.6.2 07/22/2024 1.Bug Fixes and Enhanced User Experience. 4.6.1 07/16/2024 1.Optimized the overseas ticket sales process to enhance the convenience and smoothness of purchasing.
2.Improved the display of likes and views, making the data format more readable.
3.Bug Fixes and Enhanced User Experience. 4.6.0 07/15/2024 1.Bug Fixes and Enhanced User Experience. 4.5.9 06/20/2024 1.Fixed display abnormalities on some device models.
2.Bug Fixes and Enhanced User Experience. 4.5.8 06/18/2024 1.Optimized the slider performance under weak network conditions, improving response speed and stability.
2.Fixed the issue with abnormal status display on the appointment details page.
3.Bug Fixes and Enhanced User Experience. 4.5.6 06/07/2024 1.Resolved the issue of unrecognized device models after data migration.
2.Improved the after-sales status in the surrounding mall, making after-sales services more efficient and convenient.
3.Fixed the problem of incomplete font display on some device models, ensuring clear and complete font display on all devices.
3.Bug Fixes and Enhanced User Experience. 4.5.5 06/03/2024 1.Modified some restrictions on binding devices to ensure a more regulated and secure buying process.
2.Adjusted queuing rules for refunds, improving the mechanism to give more users a chance to buy tickets through the queue.
3.Optimized after-sales process in the store, further refining the service flow to enhance the shopping experience.
3.Bug Fixes and Enhanced User Experience. 4.5.4 05/28/2024 1.Added ticket purchase permission restriction feature. Each user needs to bind a fixed device to purchase tickets.
2.Optimized the shopping process and shopping cart countdown function in the mall area.
3.Bug Fixes and Enhanced User Experience. 4.5.3 04/19/2024 1.News now supports multilingual display, allowing you to view news in different languages based on 2.your language preference!
Added ticket refund function, making it convenient to apply for ticket refunds in personal orders.
3.Bug Fixes and Enhanced User Experience. 4.5.2 04/02/2024 1.Scan Optimization，we have optimized the scanning functionality, enhancing the speed and accuracy of scanning, allowing for faster completion of scanning operations.
2.Sanctuary Bracelet Module Optimization，improvements have been made to enhance user experience.
3.Compatibility Issues Resolved，ensures smooth operation of the application across various devices by resolving compatibility problems.
4.Bug Fixes and Enhanced User Experience. 4.5.1 03/25/2024 1.In order to ensure the security of our JJ20, real-name authentication is now required before posting comments or sending messages in the app. This measure aims to create a more authentic and trustworthy environment.
2.Users can now immediately choose their preferred language upon entering the application.
3.Ticket holders can now easily view changes in their ticket folder with optimized indicators for refunded tickets.
4.Users will now receive detailed information about specific events related to ticket queues, ensuring they don't miss out on any exciting opportunities.
5.A new feature allows users to trace the origin of purchased physical goods by scanning the barcode. After scanning, users can add the product to their favorites and even engage in item exchange with other users. This provides an easy and efficient way to manage your collected items.
6.Bug Fixes and Enhanced User Experience. 4.5.0 03/13/2024 1.Optimize known bugs. 4.4.9 01/10/2024 1.Added doodle unlock feature.
2.Optimize known bugs. 4.4.8 11/13/2023
version 4.7.4
posted on 2025-03-31
1.Fixed compatibility issues on certain devices for a more stable experience.
version 4.7.4
posted on 2025-03-31
Mar 31, 2025
Version 4.7.4
1.Fixed compatibility issues on certain devices for a more stable experience.
version 4.7.3
posted on 2025-03-17
Mar 17, 2025
Version 4.7.3
1.Added multi-currency payment options for ticketing, making it more convenient for users in different regions.
2.Further optimized the ticket purchase process, improving page responsiveness and system stability.
3.Introduced a management feature on the ticket reservation details page for more flexible information adjustments.
version 4.7.2
posted on 2025-01-15
Jan 15, 2025
Version 4.7.2
1.We’ve added support for more payment options, making the ticketing process more flexible and convenient to meet diverse needs.
2.Following the previous update to the main interface, we’ve now completed the redesign of the remaining elements. With refreshed details and a unified overall style, the interface is now simpler, cleaner, and easier to navigate.
3.Bug Fixes and Enhanced User Experience.
version 4.7.1
posted on 2025-01-06
Jan 6, 2025
Version 4.7.1
1.Bug Fixes and Enhanced User Experience.
version 4.7.0
posted on 2024-12-27
Dec 27, 2024
Version 4.7.0
1.JJ20 FINAL LAP is officially on stage!Every step has been carefully crafted, with every detail designed just for you—simple, intuitive, and with a smooth, seamless experience. Update now and join us on this highly anticipated final journey!
2.Bug Fixes and Enhanced User Experience.
version 4.6.8
posted on 2024-12-17
Dec 17, 2024
Version 4.6.8
1.When purchasing tickets for overseas events, there's no need to select attendees. You can now complete your purchase more quickly and easily without any extra steps.
2.Bug Fixes and Enhanced User Experience.
version 4.6.5
posted on 2024-11-08
Nov 8, 2024
Version 4.6.5
1.Fixed the issue of abnormal page display during the shopping process on certain devices.
2.Bug Fixes and Enhanced User Experience.
version 4.6.3
posted on 2024-08-12
Aug 12, 2024
Version 4.6.3
1.Enhanced the after-sales process for the peripheral store, making customer service more efficient and convenient.
2.Optimized the process for selling international peripherals, improving purchasing convenience and smoothness.
3.Bug Fixes and Enhanced User Experience.
Disclaimer
Official App Store Link
We do not host JJ20 on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Apple and passed their terms and conditions to be listed there. We recommend caution when installing it.
The App Store link for JJ20 is provided to you by apps112.com without any warranties, representations or guarantees of any kind, so access it at your own risk.
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