All Calculators
Find the right tool for the job.
Basic Calculator
Everyday arithmetic with a stunning, fast, and responsive interface.
Advanced Calculator
Scientific functions, trigonometry, and complex operations.
Subscription ROI
Calculate software costs, compare billing cycles, and analyze long-term TCO.
Combined Tracker
Aggregate multiple subscriptions and hardware purchases into one master financial projection.
BPM Calculator
Project manufacturing volume and profits with the Bottle Per Minute Calculator.
Business Models
Web & Mobile App
Model user acquisition, conversion to paid, ad revenue, and in-app purchases.
SaaS Model
Track Monthly Recurring Revenue (MRR), Churn, Customer Lifetime Value (LTV), and CAC.
E-commerce Model
Project sales volume, Average Order Value (AOV), shipping costs, and margins.