227+ iOS apps curated and reviewed
The best lpdt apps on iPhone average 4.4β across 227+ titles β we've ranked them by what real users actually keep on their phones. Updated May 2026.
Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.
Prepare for your Commercial Driver's License (CDL) Hazardous Materials endorsement exam with over 110 practice questions. This app simulates the real test, offering detailed score reports and custom timer settings to help you track progress and build confidence.
Prepare for your ServSafe food safety certification with expert-crafted practice questions and realistic test simulations. This app offers personalized study plans, detailed explanations, and progress tracking to help you pass your exam on the first try. Start your journey to certification with a free trial.
Access concise, standardized safety summaries for chemicals, ideal for workers and employers. This app provides essential health and safety information in an easy-to-review, two-page format, serving as a valuable supplement or alternative to lengthy MSDS documents.
Effortlessly track all your shipments from multiple carriers in one place. Receive unlimited, free push notifications for important updates and utilize a unique email forwarding feature for automatic tracking. Quickly add packages via barcode scanning or clipboard detection, with data syncing across devices.
This app allows users to test and evaluate new gear prototypes, providing direct feedback to influence product development. Connect with other gear testers, stay updated on projects, and shape the future of cutting-edge equipment.
Easily calculate axle weights and determine the optimal tandem slide position for your truck. This app helps balance your load for better fuel efficiency and legal compliance, even suggesting adjustments to avoid exceeding weight limits.
This app offers a comprehensive platform for all packaging needs, providing access to a wide variety of boxes, bags, containers, and custom materials. It caters to businesses and individuals seeking high-quality, sustainable, and cost-effective packaging solutions through an intuitive and secure interface.
Easily select the correct spray tip for your agricultural or industrial needs. Input your application parameters like speed and spacing to receive tailored recommendations for droplet size and tip selection.
Streamline quality and safety checks for businesses with this comprehensive mobile and web platform. Manage daily operations, conduct audits, and ensure compliance with expert-created checklists. Dictate notes, add photos, and access reference materials for detailed reporting.
This app provides access to a comprehensive range of home safety test kits. These kits accurately measure dangerous pollutants and contaminants in your home or office. All analyses are conducted by accredited laboratories using approved methods.
Estimate the potential hurt level of falling objects with this tool. Capture object details, photos, and notes to visualize the impact and generate PDF reports for sharing.
Learn industrial automation and PLC programming through realistic simulations. Practice with Rockwell and Siemens systems, including ladder logic, SCADA, HMI, and VFDs. AI-powered tools offer smart diagnostics and feedback for skill development.
This platform connects global freelance software testers with opportunities to earn money and develop new skills. The mobile app allows for convenient real-world testing on-the-go, impacting digital products for popular brands.
Easily track all your incoming deliveries from various carriers in one place. Get real-time status updates, estimated delivery dates, and detailed shipment timelines. Organize, search, and share your packages with convenient notification options.
This app streamlines vehicle transportation management for car haulers. It offers a paperless system for electronic proof of delivery, VIN scanning, damage reporting, and signature capture, simplifying the entire delivery process.
Streamline your safety management with this comprehensive platform. Digitize forms, automate compliance, and gain real-time visibility into jobsite safety. Enhance engagement, reduce incidents, and lower insurance costs with AI-powered tools.
This app helps aerial applicators analyze spray patterns and aircraft dispersal performance. It uses AI to measure droplet size and landing locations, providing instant feedback and professional reports to improve efficacy and compliance.