Period Tools vs Mortgage Calculator for Realtors

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 Mortgage Calculator for Realtors
Detail	Period Tools	Mortgage Calculator for Realtors
What it does	Free, accurate cycle and period predictor	Branded mortgage calculator app for realtors and loan officers
Stage	Startup	Not given
Founded	2026	Not given
Based in	Not given	US
Pricing model	Freemium	Paid
Pricing	All calculators and guides are free. Period Tools Pro (optional): $4.99/month or $19.99/year.	Calculator app: $3.99/month
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-featured mortgage calculator covering 4 loan types All loan types on one screen Home valuation form Pre-qualification form Branded with agent details and company logo Marketing images and listing notifications Customer texting and messaging Save calculations for specific properties
What makes it different	No data collection or server storage Uses standard medical calculation methods Honest about limitations and accuracy No aggressive marketing tactics	Free or low-cost marketing tool for realtors to give to customers Customizable branding for agents, officers and companies All four major loan types on a single screen Simple, easy-to-use interface for quick calculations Affordable pricing at $3.99 per month
Community votes	0	0
DR (Domain Rating by Ahrefs)	15 no change since last check	26 no change since last check
Trust Flow (Majestic)	20	4
Citation Flow (Majestic)	9	7
Referring domains (Majestic)	77	9

5 details filled in for both companies.