Is SU-PAY-スーペイ（トライアルのスマホアプリ） Safe for Kids?
Age rating is set by App Store, not by Unstar. This page explains it and adds what parents report in reviews. Not affiliated with 株式会社トライアルカンパニー.
What SU-PAY-スーペイ（トライアルのスマホアプリ）'s age rating means
SU-PAY-スーペイ（トライアルのスマホアプリ） holds a family-friendly 4+ rating on the App Store. It is broadly appropriate, but a low age rating does not remove every risk: check whether it has chat, ads, or in-app purchases below.
What parents and users report about SU-PAY-スーペイ（トライアルのスマホアプリ）
Users frequently complain about difficulties with bank registration, especially with specific banks like Japan Post Bank (Yuucho) and Mizuho, where the app crashes or lacks support. Many also report technical issues during profile setup, such as inability to input text or receive verification codes. Additionally, the app forces users to switch from physical cards to digital payments without clear warnings, rendering old cards unusable.
Summarized from 213 recent 1-3 star reviews. These are user reports, not verified claims.
How to keep your child safe with SU-PAY-スーペイ（トライアルのスマホアプリ）
Settings, Screen Time, Content & Privacy Restrictions. Set an age limit for apps, require Ask to Buy for purchases, and restrict or remove SU-PAY-スーペイ（トライアルのスマホアプリ） if it is above your child's age.
Use Google Family Link to approve installs, set a Play Store content rating limit, require purchase approval, and block or uninstall SU-PAY-スーペイ（トライアルのスマホアプリ） on your child's device.
SU-PAY-スーペイ（トライアルのスマホアプリ） for kids: frequently asked questions
Is SU-PAY-スーペイ（トライアルのスマホアプリ） safe for kids?
SU-PAY-スーペイ（トライアルのスマホアプリ） carries a family-friendly official rating (4+) on the App Store. That makes it broadly suitable, but even family-rated apps can include chat, ads, or in-app purchases, so check the factors below.
What age rating does SU-PAY-スーペイ（トライアルのスマホアプリ） have?
The App Store rates SU-PAY-スーペイ（トライアルのスマホアプリ） as 4+. This is the store's own content rating, set from the app's features and content, not our opinion. Use it as the starting point for whether it fits your child's age.
Can my child use SU-PAY-スーペイ（トライアルのスマホアプリ） safely?
If you decide to allow it, use device parental controls: Screen Time and Content & Privacy Restrictions on iPhone, or Family Link and Play Store parental controls on Android. Turn on purchase approval, set age-appropriate content limits, and keep the account under your family group so you can see activity.
How do I block or remove SU-PAY-スーペイ（トライアルのスマホアプリ） from my child's phone?
On iPhone, open Settings, Screen Time, Content & Privacy Restrictions, then restrict or delete the app and block reinstalling it. On Android, open Family Link, select your child, find SU-PAY-スーペイ（トライアルのスマホアプリ） and block or uninstall it. You can also set a store age limit so apps above your child's age cannot be installed.