Household Kit
Small apps for running a household, that keep your records on your own devices.
MotorWarden
A maintenance logbook for your vehicles, on iPhone, iPad, Mac and Windows PC: the work done, the parts and what they cost, and what is due next.
DeadCents
A budget and debt-payoff planner, on iPhone, iPad, Mac and Windows PC: where each paycheck goes, which bills are due, and when each debt is paid off.
DiscCrypt
Your Blu-ray, DVD and 4K collection on iPhone, iPad, Mac and Windows PC: scan a barcode or a cover in the shop and know whether you already own it.