PairLume is a relationship wellness app designed to help couples communicate, connect, and work through challenges together. Its central feature is a live, AI-guided session that both partners join from their own phones, allowing the AI to hear each person and gently guide the shared conversation. Couples can start sessions for free, with no payment card required, and use a brief check-in to begin.

The app also provides access to vetted coaches and relationship professionals, whom couples can book when they want human support. Its shared library offers books and short courses for partners to explore together and discuss in a session. PairLume describes its sessions as private to each couple, encrypted, and not used to train AI.

Alongside its AI guide, expert services, and learning resources, PairLume offers a supportive community and relationship tips through its website and social channels. The app is available on Google Play and the App Store, and is positioned as a space where partners can have difficult conversations together rather than working through them separately.