# REILink > REILink is a real estate technology platform for investors, wholesalers, agents and contractors. Its tools cover property analysis, repair estimating, offers, dispositions and other parts of the real estate investment workflow. ## Calculizer - [Calculizer — Real Estate Investment Calculator](https://reilink.com/calculizer): Free real estate investment calculator that analyzes one property as a fix and flip, long-term rental, short-term rental, BRRRR, wholesale deal and house hack from one set of inputs. It compares the strategies side by side and exposes the formulas and property-specific numbers behind major results. - [Calculizer, plain-text version](https://reilink.com/calculizer.md): The same product information as clean Markdown, without navigation, images or scripts. ## Calculizer capabilities Calculizer includes: - Fix and flip analysis - Rental property analysis - Short-term rental analysis - BRRRR analysis - Wholesale analysis including the end buyer's economics - House hacking analysis - Maximum allowable offer - Net operating income - Cash flow, pre-tax and after-tax - Cash-on-cash return - Capitalization rate - Debt service coverage ratio - Gross rent multiplier - Operating expense ratio - Internal rate of return - Ten-year projections - Sensitivity analysis - Formula and equation breakdowns for major results - In-place definitions for financial terms ## Pricing The Calculizer itself is free. All six strategy calculations, the formula breakdowns, the definitions and the projections run without credits. Credits apply only to Humphrey, the platform's AI, which writes an optional interpretation of the results. Each AI feature has its own on/off switch. ## Main REILink products - [Calculizer](https://reilink.com/calculizer) - [OfferAid](https://reilink.com/offeraid) - [EstiMate](https://reilink.com/estimate) - [Apex Vivus](https://apex.reilink.com) ## Documentation and support - [REILink](https://reilink.com) - [Support](https://reilink.com/support) - [Pricing](https://reilink.com/pricing)