Stack-Sight

Groups your browser tabs into stacks and flags unused subscriptions

Browser extensionfree

Stack-Sight is a free, local-only Chrome extension that groups your sites into stacks, tracks how often you actually use each one, and flags subscriptions you're paying for but not opening. It's built for people with multiple paid subscriptions who aren't sure which ones they still actually use.

Website

Full match profile

Behind the summary, Matchbox keeps a richer profile of Stack-Sight - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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