About
This utility app provides IIJmio users with an intuitive way to check data usage and billing information. Access essential details like remaining data and the latest bill amount directly from your iPhone's home or lock screen, eliminating the need to log into the official member site.
✓Intuitive dashboard for data, billing, and line status
✓Visualized data usage with monthly and daily graphs
✓Detailed billing breakdown and history
✓Home and lock screen widget support
✓Secure data management with keychain storage
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What's New in MioWidget
1.3.0
October 19, 2026
・データ残量や請求情報の取得方法を見直し、更新処理を改善しました。 ・ホーム、利用量、請求画面のレイアウトとグラフ表示を改善しました。 ・画面を下に引っ張って更新する際の動作を修正しました。 ・ホーム画面に戻った際に利用量グラフが再表示されない問題を修正しました。 ・ロック画面のウィジェットをタップするとアプリが開くようにしました。
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FAQ
What is MioWidget?
MioWidget is a utility app designed for IIJmio users to easily check their data remaining and billing information. It offers a dashboard and widgets for quick access to these details without logging into the official member site.
Does MioWidget have ads?
No, MioWidget does not contain advertisements. It is a free utility app focused on providing essential information for IIJmio users.
What information does MioWidget display?
MioWidget displays your data remaining, the latest billing amount, and line status on an intuitive dashboard. It also offers detailed billing breakdowns and historical data.
Can I see my data usage over time with MioWidget?
Yes, MioWidget visualizes your data usage with beautiful monthly and daily graphs. This makes it easier to check for overuse and understand your usage trends.
Is MioWidget an official IIJmio application?
No, MioWidget is an unofficial tool and is not provided by IIJ (Internet Initiative Japan Inc.). It requires your IIJmio mioID and password to function.
What devices does MioWidget support?
MioWidget is supported on iPhone and iPad devices. It offers full compatibility with both home screen and lock screen widgets.
How is my data managed in MioWidget?
Login information is securely stored in the device's keychain and shared safely between the app and widgets. Your information is not transmitted to any external servers.
How often is MioWidget updated?
The latest version of MioWidget is 1.2.1, last updated on February 8, 2026. Updates may occur to adapt to potential specification changes by IIJmio.