Sentry BD vs EZ Invoice Generator

An online based gas leak detection device. In the event of a gas leak that is more dangerous than expected, the Sentry device will immediately raise an alarm. It can identify gas leaks in both lines and cylinders. Users of the smartphone app will receive immediate notification. The variation in gas levels can be observed in addition to seeing all previous data.

The complete invoicing solution — right on your device, fully offline. Generate professional PDF invoices in seconds, manage clients, track payments, and print or share invoices — all without an internet connection. Key Features: Easy Invoice Creation - Quickly generate invoices with customizable fields - Add multiple items with descriptions, units, and rates - Automatically calculate totals and taxes Client Management - Store and manage client information - Reuse clients across invoices to save time PDF Invoice Preview & Export - Instantly preview invoices as professional PDFs - Share or print directly from your device Import & Export Data - Backup or transfer your data with simple import/export tools - Never worry about losing your records Print Invoices Instantly - Connect to any AirPrint-supported printer - Get physical copies of invoices on the spot - 100% Offline – Your Data Stays With You - Works without Wi-Fi or mobile data - Your information is private and stored only on your device Perfect for freelancers, service providers, shop owners, and anyone who needs quick, reliable, and offline invoicing.