One Point Proctor

One Point Proctor is a professional soil compaction calculator designed for accuracy, efficiency, and real-world field use. Built for geotechnical engineers, technicians, inspectors, and project managers, the app delivers fast, reliable, and repeatable compaction results with precision beyond traditional methods. Whether working in the field or the lab, One Point Proctor helps you calculate, validate, and document compaction data with confidence. Key Features Advanced Proctor Calculations Computes One Point Proctor values using refined algorithms Provides higher accuracy compared to standard family curve methods Ensures consistent and dependable results for compaction analysis Oversize Correction Automatically calculates corrected values for materials with oversized particles Maintains compliance with industry practices and expectations Sand Cone (Field Compaction) Calculate dry density, moisture content, and field compaction percentage Designed for fast and accurate field testing Simplifies on-site density verification workflows Smart Validation Detects inconsistent or unrealistic inputs Provides clear feedback to improve data accuracy Reduces calculation errors and minimizes rework Professional Results & Reporting Clear, structured result presentation for all calculations Ideal for field verification, lab testing, and QA/QC documentation Helps standardize reporting across teams and projects Built for Field and Lab Workflows Clean, intuitive interface for fast data entry Optimized for use on construction sites and in laboratories Supports engineers, technicians, inspectors, and project managers Subscription The app includes a free trial period. After the trial ends, a subscription is required to continue accessing full features and calculations. One Point Proctor provides accurate, efficient, and professional-grade compaction analysis—helping you make better decisions in the field and deliver reliable results every time.