graphPON enables you to see the usage of IIJmio SIM with some charts.
* Summary Chart
shows the total amount of data in the month or last 30 days.
* Daily Chart
shows the daily usage in the month or last 30 days.
* Ratio Chart
shows the ratio of usages of sims.
* Availability Chart
shows the available amount of data in the month.
You can edit nickname of sims and change on/off of coupons.
** This is not an official app from IIJ/IIJmio. If you need support, please contact me from Support URL.