Best pet grooming scheduler for solo founders

There are roughly 15-25 pet grooming-specific scheduling tools on the market right now, ranging from basic calendar apps to full POS systems, but most are either bloated enterprise solutions or generic appointment schedulers that miss grooming-specific friction. The common failure point is feature creep: tools bundle inventory management, payroll, and photo galleries when solo founders just need to not miss a 2pm doodle appointment or remember which dogs have skin sensitivities. The real gap sits at the intersection of simplicity and grooming domain knowledge—most solo groomers resort to Google Calendar, spreadsheets, or outdated desktop software because modern tools assume multi-location operations or teams. A new shipper should obsess over three things: (1) smart time blocking that accounts for breed-specific grooming duration (a poodle takes 2.5 hours, a chihuahua takes 45 minutes), (2) mobile-first design so you can manage bookings from the grooming table, and (3) SMS/WhatsApp confirmations and reminders that integrate directly into the scheduler without extra fees. The niche is underserved because it's small—maybe 50k-70k solo and micro-team groomers in North America—but densely frustrated and willing to pay $30-50/month for something that actually works.