Bolton Apps

Simple, focused tools for small businesses — no bloated suites, just the jobs that need doing.

Expiry Watcher

Email alerts before domain registrations and TLS certificates expire.

Free for 2 domains. Pro $5/mo for 25.

Open Expiry Watcher

Invoice Reminder

Polite unpaid-invoice nudges to your clients, before and after the due date.

Free for 3 active invoices. Pro $7/mo unlimited.

Open Invoice Reminder