SubAib-12m is a 12 month subscription for unlimited (almost*) location reporting, at 60sec (minimum) reporting, 50 SMS alert credits, but without emergency call/voice allowance. See SubWatchV-12m for emergency call option.

* A reasonableness usage limit of 2,000 position reports per week, with a minimum 1 min reporting interval applying.
This bundle is ideal for normal usage, wherein 50 SMS alerts p.a. is normally adequate.  More if required can be purchased, go to Extra SMS Credits..
The apps shows the subscription expiry date.
It is recommended that customers set a reminder for subscription renewal in e.g. Outlook or on their phone.