Independent products
Apps and web tools
Independent products designed and published by our founder.
Nine are iPhone apps with their own websites, listed on the App Store under our founder’s name; three are web tools. Each was checked live in October 2026. No ratings, download counts or prices are shown here.
For operators and investors
Self Storage Calculator
Underwrites a self-storage acquisition: rent roll and unit mix, operating income, lease-up, debt coverage and returns.
Platform: iPhone · Web
Website: Self-Storage Investor Blueprint (opens in a new tab)App Store: Self Storage Calculator (opens in a new tab)
Water System Logbook
A daily operating log for small water systems at mobile home parks, RV parks and campgrounds, with printable log sheets and calculators.
Platform: iPhone · Web
Website: Water System Logbook (opens in a new tab)App Store: Water System Logbook (opens in a new tab)
Private Lending Deal Desk
Lender-side calculators for hard-money, private and bridge loans: loan limits, the limit that binds, points, interest and cash to close.
Platform: Web
For trades and professionals
Mobile Notary Fee Calculator
Prices mobile notary and loan-signing jobs, keeping state-capped notarial fees separate from travel, printing and add-on charges.
Platform: iPhone · Web
Website: Mobile Notary Fee Calculator (opens in a new tab)App Store: Mobile Notary Fee Calculator (opens in a new tab)
Nurse Pay: Shift Calculator
Works out what a nursing shift pays, with differentials, overtime and holiday rules, unpaid breaks and travel-contract math.
Platform: iPhone · Web
Website: Nurse Pay (opens in a new tab)App Store: Nurse Pay: Shift Calculator (opens in a new tab)
Water Heater Sizing Calculator
Sizes a tank water heater by first-hour rating, or a tankless unit by flow and heating output, from a home’s busiest hour of use.
Platform: iPhone · Web
Website: Water Heater Sizing Calculator (opens in a new tab)App Store: Water Heater Sizing Calculator (opens in a new tab)
At home
Newborn Sleep: Wake Window
Estimates a baby’s next nap window from their age and the time they last woke up.
Platform: iPhone · Web
Website: Wake Window (opens in a new tab)App Store: Newborn Sleep: Wake Window (opens in a new tab)
FreshScan: Food Expiration
Reads the printed expiry date on food packaging with the iPhone camera and sends a reminder before it passes.
Platform: iPhone · Web
Website: Food Expiry Tracker by FreshScan (opens in a new tab)App Store: FreshScan: Food Expiration (opens in a new tab)
Holiday Dinner Planner
Works backward from serving time to build one kitchen timeline, so every dish is ready at the same moment.
Platform: iPhone · Web
Website: Holiday Dinner Planner (opens in a new tab)App Store: Holiday Dinner Planner (opens in a new tab)
SitterRate
Works out what you owe a babysitter, including past midnight, extra children and a tip, with overnight and nanny pay tools.
Platform: Web
Daily practice
Buddhism: Daily Dharma
A daily practice from early Buddhist texts: a short passage, a timed sit, one thing to try and one question for the evening.
Platform: iPhone · Web
Website: Daily Dharma Practice (opens in a new tab)App Store: Buddhism: Daily Dharma (opens in a new tab)
Stoic Practice
A daily Stoic routine: a morning teaching, exercises for hard moments and an evening review, with quotations traced to their sources.
Platform: Web
Apps