Tools

PSA Method Calculator

Calculate PSA density and free PSA percentage for prostate cancer risk assessment.

TCP Port Checker

Check if a TCP port is open or closed on any domain or IP address instantly.

Pi Calculator

Advanced mathematical calculator with Google-like interface for calculations involving pi, trigonometry, algebra, and unit conversions

RFM Calculator

Analyze customer value using RFM (Recency, Frequency, Monetary) segmentation to identify your best customers and optimize marketing strategies.

Video Optimizer

Optimize video files by compressing size, converting formats, and adjusting resolution for better performance.

Pythagoras Calculator

Quickly calculate missing sides of right triangles using our free online Pythagoras calculator, suitable for students, educators, and professionals.

Calculator Xen

Instantly perform calculations with our free online calculator, suitable for students, professionals, and anyone needing quick math results.

Bidding Tool

Compare multiple bids and find the best offer with this free online bidding tool. Perfect for contractors and project managers.

Xlsx to Excel

A free online tool to convert XLSX files to Excel format quickly and securely.

YPR Calculator

Quickly calculate yield, price, and ratio with our free online tool, ideal for farmers, analysts, and businesses needing fast, accurate results.

VVR Calculator

Quickly perform electrical calculations involving voltage, current, resistance, and power with our free online VVR calculator, suitable for students and professionals.

AWS Cost Calculator

Estimate your AWS cloud expenses with this comprehensive calculator. Input your usage for EC2, S3, RDS, and other services to get accurate monthly/yearly cost breakdowns.

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