Period Tools vs Iota-Home

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Period Tools compared with Iota-Home
Detail	Period Tools	Iota-Home
What it does	Free, accurate cycle and period predictor	Free mortgage modeling and affordability tools for homebuyers, homeowners, and investors
Stage	Startup	Not given
Founded	2026	Not given
Based in	Not given	US
Pricing model	Freemium	Free
Pricing	All calculators and guides are free. Period Tools Pro (optional): $4.99/month or $19.99/year.	Not given
Key features	Predicts next 6 periods Calculates ovulation day Identifies fertile window Private on-device tracking Cloud sync for Pro subscribers No signup required	Full amortization schedules with principal, interest, equity, and balance tracking month-by-month Adjustable-rate mortgage (ARM) analysis and modeling Extra payment impact analysis and calculation PMI calculation and removal timing Refinance and cash-out refinance scenario modeling Real-time results updating with any parameter change Affordability calculator with conservative, traditional, and maximum estimates Scenario comparison side-by-side Portfolio analysis for multiple properties CSV export functionality
What makes it different	No data collection or server storage Uses standard medical calculation methods Honest about limitations and accuracy No aggressive marketing tactics	Real-time results updating as you change any loan parameter No signup required to start using the calculator Embeddable widgets for banks, credit unions, and mortgage teams Available as Android app for on-the-go mortgage planning
Community votes	0	0
DR (Domain Rating by Ahrefs)	15 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	20	0
Citation Flow (Majestic)	9	0
Referring domains (Majestic)	77	0

4 details filled in for both companies.

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