- Added iCloud Sync to PRO. Pick up where you left off on a new device, and see remaining data combined across your devices, such as iPhone and iPad. - For SoftBank's ペイトク2 and テイガク無制限, the app now shows your last-30-days usage and what's left before the 300 GB limit, with notifications. - The remaining-data chart now shows your current pace and the outlook for the reset day. - "Correct Data Usage" now accepts remaining data, used data, or a change, and corrections you entered can be undone. - Tapping a bar in a chart now shows its breakdown. - The medium widget's chart now has scales. - Reorganized Settings and added "Haptics on Tap" so you can turn haptics off. - Removed the full-screen ad shown when opening the app. - Other fixes and improvements, including a crash that could occur when tapping input fields on iPad.

- Added support for iPhone Duo. - For monthly plans, the app now lets you know before the billing date when a plan with a capacity that fits your usage is available. - Charts now animate. - Charts now vibrate when you tap them. - Fine-tuned the app icon. - Added "12GB/365 days" to the povo presets. - Other fixes and improvements, including widgets and ads.

- Added a pace alert for when you're about to run out, and a notification on reset day. - You can now turn on notifications all at once at the end of the first-time setup. - Notification settings now guide you when notifications are not allowed in iOS Settings. - Fixed the reset time staying off after updating while abroad. You can now realign it to your device's time zone from the plan screen. - Fixed chart dates shifting by an hour in regions with daylight saving time. - Other fixes and improvements, including Apple Watch.

- On iPad, you can now use the app side by side with other apps and resize its window. - Added a plan name button to the Remaining screen on iPad, so you can check or change your plan right away. - Minor fixes and improvements.

- Support for carrier data plans. You can set up fixed-term plans like povo and tiered unlimited plans. - Choose plans from presets for major carriers, MVNOs, and travel eSIMs. - Added a first-time setup to choose your plan. - Added management for purchased add-on data. - Delete past history with a swipe. - History details now show overage, expired data, carryover, add-on purchases, and the day your data ran out. - Added links to your carrier's official site and app on the used-data screen, so you can check your real balance right away. - You can turn off usage analytics from Settings. - Many other fixes and improvements.

- Redesigned the pace details screen. A gauge shows whether you are using too much, along with where you are headed and your daily guideline. - Removed the Giga PRO screen that appeared automatically when reopening the app. - Settings now alerts you when a manual data usage adjustment fails to save, so you can try again. - Minor fixes and improvements.

- Added horizontal bar charts and percentage displays to each screen. Giga PRO also shows a pace guide. - Improved the iPad design. - Added an Apple Watch app. - Added a Giga PRO Small Home Screen widget for cellular and Wi-Fi usage, showing today, this month, and recent trends. - Refined the layout of the Giga PRO Medium widget. - Changed the data usage setting in Settings to direct numeric input with MB/GB units, supporting values from 1 MB to 1,000 TB. - Minor fixes and improvements.

- Improved chart text readability. - Charts now show "Not measured" for periods with no measurement record. - Added daily breakdowns to past data usage. - Added a one-time purchase plan for Giga Pro. - Fixed a crash that could occur while calculating past data usage. - Fixed a crash that could occur while updating data usage in the background or widgets. - Added "Share Diagnostic Information" to Settings. Please attach it when reporting an issue; it helps with investigation.

- Added baseline difference display to the remaining chart (Pro). In forecast mode, a dotted line from the plan start to the reset date shows the baseline for "using it up evenly by the day"; the gap from the selected day's pace is visualized with a vertical line and a side annotation. The color follows that day's pace indicator. - Unified the remaining-time display between the app and widgets, and fixed an issue where a remaining time of 1–2 hours could be shown as an understated value such as "30 minutes". - Fixed an issue where widget data usage could remain stuck at the initial value after a restart or when multiple widgets were installed. The cause was contention on the shared file; widgets no longer record usage themselves and only display values calculated by the main app. - Fixed the chart selection label's position offset and stacking order.

- Charts now select the latest value by default when opened. - Tidied up the Settings screen. - Added Contact and Rate the App to Settings. - Fixed an issue where data usage could stay at 0 because measured increments were lost when saving failed.

- Fixed an issue where widgets would not display.

- Fixed an issue where the launch ad could briefly appear for Giga Pro subscribers right after starting the app.

- Introduced Giga Pro: forecasts your data usage to month-end and shows a pace indicator (on-track / over-pace). - Improved the charts. - Added Lock Screen widgets. - Added a Medium home-screen widget (usage trend, forecast, pace) — Pro only. - Tip: each widget refresh also samples your data usage, so placing a widget improves measurement accuracy. Try it out and check the hourly readings.

- Tap a selected point on the chart again to dismiss the highlight, and changed the highlight color from blue to black.

- Replaced the widget's ring gauge with a progress bar.

- Fixed the widget remaining value being truncated to "...".

- Fixed the widget remaining value being truncated to "...".

- Added a usage ratio ring gauge to the widget. - Fixed X-axis labels not displaying correctly on the Today tab chart.

- Migrated to SwiftUI.

- Fixed an issue where the ad banner remained visible after purchase completion

- Fixed minor bugs.

- Fixed an issue where push notifications were not working correctly.

- Fixed minor bugs.

- Fixed minor bugs.

- Added notification feature. - Fixed a widget bug.