Volume2 - Volume2 is an advanced Windows audio mixer, a complete replacement for the standard Volume Control.
Deferit - Deferit is a billing and budgeting platform that allows you to pay bills in fortnightly installments and make your budget go the extra distance needed.
Sound Control - App-specific volume control
Openpay - Openpay is a payment gateway solution.
Power mixer - Power Mixer is a complete Windows volume control replacement.
Bread - Bread is a buy now and pay later platform that lets you buy things in easy installments.