PrivateVault — Zero-Knowledge: fully offline military-grade Android document vault. Stores sensitive files (PDFs, IDs, passports, medical records, photos) locally with AES-256 encryption, biometric unlock, auto-lock, screenshot blocking & root detection. Zero cloud, accounts, tracking or internet. Privacy is the product: no data collection, analytics or servers. Free tier (10 docs) + one-time premium for unlimited. Perfect for bank-level security without compromising your data.

Stripe Dunning Pro automates invoice recovery for Stripe users — sending reminders, adding late fees, and escalating overdue invoices on a schedule you control. Fully built: real-time Stripe webhooks, configurable escalation rules, analytics dashboard, and complete billing infrastructure. Pricing: Free / $29 mo / $79 mo. Pre-revenue, listed from day one. The infrastructure is done — the only thing missing is distribution.