Products
What we build.
PerfSpot LLC builds and operates a portfolio of focused software products, from everyday consumer tools to utilities for teams and businesses. Each one is developed in-house and released with its own identity.
AcornCheckIn
Visitor check-in by QR code for walk-in businesses, with a shared live list of who has arrived.
AcornRetain
A cancel flow for Stripe subscriptions that offers a save deal before customers churn.
CobaltMedicare
A clear, current guide to the Medicare IRMAA income surcharge: the brackets, what you will pay, and how to appeal.
CobaltProsper
Free plain-English calculators and guides for taxes, retirement, student loans, and other money decisions.
JupiterFetch
A brand API. Send a domain and get back its logos, colors, typefaces, and links.
JupiterInvoice
Simple invoicing and quoting, without the accounting-suite baggage.
JupiterSignup
AI-built sign-up and registration forms with optional payments, for classes, camps, and events.
KangarooKiddo
Daily grade-level math and reading practice for kids, in short honest sessions.
KangarooKitchen
A weekly dinner planner for families, built from your own meals, with one shared grocery list.
SpyglassBeacon
A phone-first tax residency day counter that keeps an audit-grade record of your days per state.
TangoHive
A shareable calendar for families, teams, and groups, with updates and group tools as you grow.
Contact
Questions about PerfSpot or one of our products? Send us a message and we’ll get back to you.
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