Professional iOS Apps for Engineers & Professionals
From NEC electrical code tools to certification exam prep and AI workflow builders — every app is purpose-built for real-world professionals.
See It In Action
Real app screens — no mockups, no stock photos.
AI & Automation
AI workflow builders, automation tools, and intelligent agents for professionals
AI Digest — AI News Curator
Daily AI news and updates curator
Stay current with the AI industry — curated daily news, breakthroughs, product launches, and research summaries from the world of artificial intelligence.
AIFlow Visual AI Automation
Visual AI workflow automation builder
Build visual AI automation workflows with a drag-and-drop interface. Connect AI models, APIs, and data sources to automate complex multi-step tasks.
LLM Builder Kit
Hands-on LLM development toolkit
Hands-on toolkit for building and experimenting with large language models. Covers prompt engineering, fine-tuning concepts, RAG, and LLM application development.
AIGenix AI Agent Creator
Create and deploy AI agents
Create, configure, and deploy custom AI agents for automation, research, writing, and coding. Supports multiple AI providers with tool use and memory.
EngineersUniverse — AI Bidding Tool
AI-powered government contracting tool
AI-powered federal contracting assistant — search SAM.gov opportunities, analyze RFPs, generate compliant proposals, and track bid deadlines from your iPhone.
AgentFlow AI Agent Builder
Build AI agents visually — no code
Design, configure, and run multi-step AI agents using a graphical workflow builder. Connect tools, set triggers, and automate complex tasks without writing code.
AI Handbook Illustrated
Illustrated guide to AI concepts
Visual illustrated reference for artificial intelligence — machine learning, neural networks, LLMs, computer vision, and AI applications explained with diagrams and examples.
Engineering & Design
Electrical design, NEC code references, network planning, and construction tools
Electrical Code NEC Illustrated
29+ illustrated NEC code diagrams
Visual NEC reference with illustrated electrical code diagrams organized by category. Pinch to zoom, save favorites, and search by article or keyword.
Electrical Layout Designer
Design electrical plans on any floor plan
Import PDF floor plans and place 79+ symbols. Includes NEC Article 220 load calculations, panel schedule generation, and professional PDF/CSV export.
Network Design Studio
Enterprise LAN design in minutes
Generate complete network designs with multi-vendor BOMs, device configs for Cisco/Aruba/Juniper, topology diagrams, IP/VLAN plans, and validation reports.
Commercial Electrical Design
Commercial electrical system design tools
Professional tools for commercial electrical system design, load scheduling, panel sizing, and code-compliant project documentation.
Construction Drawings Illustrations
29 illustrated construction details
Visual reference with 29 illustrated construction details, 21 engineering calculators, searchable library, pinch-to-zoom viewer, and favorites system.
Electrical Load Case Studies
Real-world NEC load calculation examples
Step-by-step case studies for NEC electrical load calculations across residential, commercial, and industrial applications with annotated solutions.
Structural Engineering Calcs
Structural analysis & evaluation tools
Structural engineering calculations for beams, columns, foundations, and connections. Covers load analysis, deflection, shear, and bending moment diagrams.
Electronic Circuit Simulator
Simulate and analyze electronic circuits
Build and simulate electronic circuits on your iPhone — resistors, capacitors, op-amps, transistors, and more. Real-time voltage and current analysis.
House Construction Drawings
Residential construction drawing reference
Visual reference for residential construction drawings — foundation, framing, electrical, plumbing, HVAC, and finish details with illustrated guides.
Residential Blueprints & Calcs
Residential blueprints and calculations
Residential blueprint reading and engineering calculations for builders, contractors, and inspectors. Covers framing, loads, footings, and permit documentation.
Construction Blueprints Tool
Generate construction blueprints & calcs
Generate and review construction drawings with built-in calculation tools for residential and commercial projects. Export to PDF for permits and inspections.
Low Voltage Systems Guide
Access control, CCTV & BMS reference
Complete low voltage systems reference covering access control, CCTV/video surveillance, BMS, audio-visual, and structured cabling design and installation.
Fire Alarm System Guide
Illustrated fire alarm system reference
Illustrated reference for fire alarm system design, components, and code requirements. Covers NFPA 72, detection types, notification appliances, and control panels.
NEC Electrical Code Illustrated
Illustrated NEC electrical code guide
Visual NEC electrical code reference with illustrated diagrams, article summaries, and code lookup tools for electricians, engineers, and inspectors.
ASIC & FPGA Design Companion
ASIC and FPGA design reference guide
Comprehensive ASIC and FPGA design reference covering digital logic, RTL design, Verilog/VHDL, synthesis, timing analysis, and chip design workflows.
Revit Visual Lab — BIM Guide
Visual BIM and Revit reference guide
Illustrated BIM and Revit guide for architects and engineers — families, views, sheets, schedules, coordination workflows, and Revit best practices with visual examples.
SCADA Visual Simulation Studio
Visual SCADA systems simulation guide
Learn and simulate SCADA systems visually — HMI design, PLC integration, data acquisition, process control, alarms, and industrial automation workflows.
Electrical Systems Visual Lab
Visual electrical systems learning guide
Learn electrical systems visually — power distribution, panels, wiring methods, grounding, protection devices, and NEC code concepts illustrated with clear diagrams.
PLC Visual Learning Studio
Visual PLC programming learning guide
Learn PLC programming visually — ladder logic, function block diagrams, structured text, I/O wiring, and industrial automation concepts with illustrated examples.
HVAC Visual Learning Studio
Visual HVAC systems learning guide
Learn HVAC systems visually — refrigeration cycles, air handling units, ductwork design, controls, heat pumps, and system commissioning with illustrated diagrams.
Electrical Wiring Diagrams
Visual electrical wiring reference guide
Illustrated wiring diagrams for residential and commercial electrical systems. Covers outlets, switches, panels, grounding, and common wiring configurations.
Residential Electrical Design
Design residential electrical systems
Plan and design complete residential electrical systems with load scheduling, circuit layout, panel sizing, and NEC code reference — all on your iPhone or iPad.
Electrical Power Substations
Power substation design reference
Comprehensive guide to power substation design, equipment specifications, protection schemes, and single-line diagrams for transmission and distribution engineers.
Commercial Electrical Design Pro
Advanced commercial electrical tools
Professional-grade tools for commercial electrical design: feeder sizing, transformer selection, short-circuit analysis, and code-compliant documentation.
HVAC3D — HVAC Design in 3D
Interactive 3D HVAC system design
Design and learn HVAC systems in interactive 3D — ductwork, air handling units, refrigeration cycles, controls, zoning, and energy-efficient design visualized with tap-to-learn components.
FireAlarm3D Learning Station
Interactive 3D fire alarm system learning
Explore fire alarm systems in interactive 3D — addressable panels, smoke/heat detectors, pull stations, notification appliances, and NFPA 72 code compliance visualized with tap-to-learn components.
Electrical 3D Interactive Lab
Interactive 3D electrical house wiring
Explore residential electrical systems in interactive 3D — house wiring, panels, circuits, grounding, and code-compliant installations visualized with tap-to-learn components.
Mechanical Engineering Lab
Simulated mechanical engineering learning
Learn mechanical engineering through interactive simulations — thermodynamics, fluid mechanics, statics, dynamics, heat transfer, machine design, and materials science visualized.
Radio Communication System Lab
RF & radio systems simulator and guide
Learn radio communication systems visually — RF signal propagation, antenna design, modulation schemes, AM/FM/digital radio, satellite links, and wireless network simulations.
Enterprise IT Visual Learning
Visual guide to enterprise IT systems
Learn enterprise IT visually — SCADA simulation, network topology, SCADA HMI panels, PID loops, alarm consoles, pipeline monitoring, and real-time industrial control systems.
SCADA Design Workflow Samples
Real-world SCADA engineering workflow samples
Explore professional SCADA design workflow samples — P&IDs, loop drawings, instrument schedules, control narratives, and HMI layouts used in real industrial automation projects.
Fire Alarm Design Sample
Professional fire alarm design workflow samples
Explore real-world fire alarm design deliverables — riser diagrams, floor plan layouts, device schedules, battery calculations, and system narratives used in professional fire alarm engineering projects.
Commercial Electrical Systems
Professional commercial electrical design workflow samples
Explore real-world commercial electrical design deliverables — single-line diagrams, panel schedules, load calculations, riser diagrams, and electrical drawings used in professional commercial projects.
House Electrical Design Sample
Residential electrical design workflow samples
Explore complete residential electrical design deliverables — house wiring plans, panel schedules, load calculations, service entrance diagrams, and circuit layouts used in single-family home electrical projects.
Electrical Systems Illustrated
Visual reference for electrical systems & NEC code
A comprehensive visual learning app for electrical systems — 380+ illustrated diagrams covering NEC code, wiring methods, panel layouts, grounding, service entrance, branch circuits, and commercial & residential electrical systems.
Commercial Electrical 3D Guide
Interactive 3D commercial electrical system explorer
Explore commercial electrical systems in immersive 3D — tap to learn about switchgear, panel boards, conduit runs, transformers, emergency systems, and NEC-compliant wiring layouts in a fully interactive building model.
Calculators
Electrical load, battery capacity, voltage drop, and code compliance calculators
Fire Alarm Voltage Drop
NFPA 72 voltage drop calculator
Calculate fire alarm circuit voltage drop per NFPA 72. Supports NAC, IDC, and SLC circuits with wire gauge selection and code compliance checking.
Battery Capacity & Lifetime
Calculate battery capacity requirements
Size battery systems for standby power, UPS, and fire alarm applications. Calculate AH ratings and expected service life under load.
Electrical Load Calculator
NEC Article 220 load calculator
Calculate building electrical loads per NEC Article 220 for residential, commercial, and industrial buildings with load summary and service sizing.
NEC Electrical Code Tools
NEC code lookup and calculation tools
Fast NEC code lookup, wire sizing, conduit fill, voltage drop, and load calculation tools. Essential reference for electricians and electrical engineers on the job.
Engineer's Toolset
Multi-discipline engineering calculator
Comprehensive engineering calculator toolkit covering electrical, mechanical, civil, and structural calculations. Over 100 formulas for field and office use.
Electrical Engineering Calcs Kit
Complete electrical engineering calculator
Full suite of electrical engineering calculations — Ohm's law, power factor, motor sizing, transformer calculations, voltage drop, and harmonic analysis.
Battery Current Simulator
Battery recharge time & current calculator
Calculate battery recharge times, charging current, capacity requirements, and cycle life for lead-acid, lithium, and NiMH battery systems.
Availability & Reliability
System availability and reliability calcs
Calculate system availability, MTBF, MTTR, and reliability metrics for electrical and mechanical systems. Essential for maintenance and reliability engineers.
48VDC Power System
DC power system design calculator
Design and calculate 48VDC power systems for telecom, data centers, and industrial applications. Battery sizing, load analysis, and rectifier selection.
Electrical Load Calculator Pro
Fast NEC electrical load calculations
Quick and accurate electrical load calculations for residential and light commercial projects. Covers service sizing, demand factors, and NEC compliance checks.
Exam Prep & Certification
PE, FE, CFA, CPA, NICET, CFPS, electrician license, and professional certification prep
Cisco CCNA Prep 200-301
Cisco CCNA 200-301 certification prep
Complete Cisco CCNA 200-301 exam prep covering network fundamentals, IP connectivity, security fundamentals, automation, and programmability with practice questions and study tools.
CFA Exam Prep
CFA Level 1, 2 & 3 exam guide
Comprehensive CFA prep covering ethics, quantitative methods, economics, financial statement analysis, portfolio management, and derivatives across all three levels.
CFPS Fire Alarm Exam
SFPE CFPS certification prep
Prepare for the SFPE Certified Fire Protection Specialist exam covering fire dynamics, suppression, detection, NFPA 72/13/25, and risk assessment.
CPA Exam Prep
CPA exam prep for all 4 sections
Complete prep for AUD, BEC, FAR, and REG sections with multiple-choice questions, task-based simulations, and written communication practice.
Engineering License Career Path
Your roadmap to PE licensure
Navigate from EIT to licensed Professional Engineer — FE exam prep, work experience requirements, PE exam strategy, and state-specific guidance.
FE Electrical & Computer Exam
FE Electrical & Computer exam prep
FE EE prep covering circuit analysis, electronics, signals and systems, power systems, electromagnetics, and computer engineering fundamentals.
General Contractor License Exam
GC license exam prep guide
State GC license exam prep covering project management, contracts, codes, safety, estimating, and business law with full practice tests.
Journeyman Electrician License
Journeyman electrician license exam prep
Complete Journeyman license exam prep — NEC code, wiring methods, calculations, motor circuits, grounding, and state-specific requirements.
Master Electrician License
Master electrician license exam prep
Advanced Master Electrician exam prep covering complex NEC requirements, service sizing, load calculations, project management, and business law.
NAPLEX Pharmacy Exam
NAPLEX pharmacist licensure prep
NAPLEX exam prep covering pharmacotherapy, pharmaceutical calculations, pharmacy law, and patient care competencies for pharmacist licensure.
NICET Fire Alarm Exam
NICET Fire Alarm Systems certification
NICET Fire Alarm Systems prep for Levels I–IV — detection, notification, suppression, NFPA 72, and system documentation requirements.
PE Electrical & Computer Exam
PE Electrical & Computer exam prep
PE EE prep covering power systems, electronics, electromagnetics, computer engineering, and control systems depth exam topics.
Trade Skills in AI World
Thrive as a tradesperson in the AI era
Practical guide for electricians, HVAC techs, plumbers, and construction workers on leveraging AI as a competitive advantage in the modern trades.
PE Mechanical Exam Prep
PE Mechanical engineering exam prep
Complete PE Mechanical exam prep covering thermodynamics, HVAC, fluid mechanics, heat transfer, machine design, and mechanical systems depth exam topics.
PE Civil Exam Prep Guide
PE Civil engineering exam prep
PE Civil exam prep covering structural analysis, geotechnical, transportation, water resources, environmental engineering, and construction management.
FE Civil Exam Handbook
FE Civil NCEES exam prep
FE Civil exam prep covering mathematics, statics, dynamics, mechanics of materials, structural analysis, geotechnical, transportation, and environmental engineering.
NCCER Electrical Exam Prep
NCCER electrical certification exam prep
Complete NCCER Electrical exam prep covering core curriculum, wiring methods, NEC code, motor controls, and electrical theory for apprentice and journeyman certification.
CompTIA A+ Exam Prep Guide
CompTIA A+ certification exam prep
Full CompTIA A+ (Core 1 & Core 2) exam prep covering hardware, networking, operating systems, security, troubleshooting, and cloud fundamentals.
CCM Exam Prep — Construction
Certified Construction Manager exam prep
Certified Construction Manager (CCM) exam prep covering project management, cost control, scheduling, contracts, quality, and risk management for construction professionals.
Cloud Solutions Architect
AWS Solutions Architect exam prep
Comprehensive AWS Certified Solutions Architect exam prep covering EC2, S3, VPC, RDS, IAM, Lambda, and all major AWS services with practice questions and architecture scenarios.
Cisco CCNP Enterprise
Cisco CCNP Enterprise cert prep
Full CCNP Enterprise exam prep covering advanced routing, SD-WAN, network assurance, security, and automation topics for ENCOR and ENARSI exams.
Cisco CCIE Exam Prep
CCIE Enterprise Infrastructure prep
Expert-level CCIE prep for the most prestigious Cisco certification. Covers advanced routing, switching, SD-WAN, network programmability, and lab exam strategies.
Cisco CCNP Security
CCNP Security certification prep
CCNP Security prep for SCOR and concentration exams covering firewalls, VPN, IDS/IPS, endpoint protection, cloud security, and Cisco security platforms.
IBEW Aptitude Test Prep
IBEW apprenticeship aptitude test prep
Prepare for the IBEW electrical apprenticeship aptitude test with algebra, reading comprehension, and reasoning practice questions. Timed tests and detailed solutions.
HVAC License Cert Prep
HVAC certification exam prep
Complete HVAC certification exam prep covering refrigeration cycles, load calculations, duct design, controls, EPA 608, and state licensing exam topics.
Praxis Teacher Exam Prep
Praxis teacher certification exam prep
Comprehensive Praxis exam prep for teacher certification — Core Academic Skills, subject-area tests, and PLT exams with practice questions and study strategies.
Bar Exam Prep Guide
UBE bar exam preparation
Uniform Bar Examination prep covering MBE, MEE, and MPT components. Includes Constitutional Law, Contracts, Torts, Evidence, and all bar exam subjects.
FE Other Disciplines Exam
FE Other Disciplines exam prep
FE Other Disciplines exam prep covering mathematics, probability, ethics, statics, dynamics, mechanics of materials, fluid mechanics, and thermodynamics.
FE Mechanical Exam Prep
FE Mechanical NCEES exam prep
Complete FE Mechanical exam prep covering thermodynamics, fluid mechanics, heat transfer, mechanics of materials, machine design, and NCEES reference handbook topics.
CDL Exam Prep Guide
CDL commercial driver license prep
Complete CDL exam prep for Class A, B, and C licenses covering general knowledge, air brakes, combination vehicles, hazmat, and state-specific endorsements.
Registered Nurse License
NCLEX-RN nursing licensure exam prep
NCLEX-RN exam prep for registered nurse licensure — pharmacology, medical-surgical nursing, pediatrics, obstetrics, mental health, and Next Generation NCLEX questions.
CCNA Automation Exam Guide
Practice questions for CCNA DevNet & automation
Ace the CCNA automation and DevNet exam with targeted practice questions — Python scripting, REST APIs, Ansible, network programmability, SD-WAN, and Cisco DNA Center covered with detailed explanations.
Cisco CyberOps Associate Exam
Practice questions for Cisco CyberOps Associate
Prepare for the Cisco CyberOps Associate certification with comprehensive practice questions — security monitoring, host-based analysis, network intrusion analysis, security policies, and incident response procedures.
Health & Wellness
Health monitoring, wellness tracking, and biometric tools
PulseCheck — My Heart Lens
Camera-based heart wellness monitor
Measure pulse rate, HRV, respiratory rate, and stress index using your iPhone's camera and LED flash. Full HealthKit integration for long-term tracking.
BiteBuddy — Smart Food Tracker
AI-powered food tracking and nutrition
Smart food tracking with AI-powered meal recognition, macro tracking, calorie counting, and personalized nutrition insights. Log meals in seconds with your camera.
BiteTrack
Simple food and calorie tracker
Clean and simple food tracker for logging meals, calories, and macros. Track your daily nutrition goals with an easy-to-use interface and progress charts.
HabitWave
Build habits and track your streaks
Build lasting habits with streak tracking, reminders, and progress visualization. Design your daily routine and stay consistent with motivating insights.
Lifestyle & Utilities
Productivity tools, utilities, and everyday lifestyle apps
PersonaLab — AI Persona Photos
AI-generated professional persona photos
Create stunning AI-generated persona photos and professional headshots. Choose styles, backgrounds, and looks — get polished portraits without a photoshoot.
MeasureKit — 18-in-1 Toolkit
18 measurement tools in one app
All-in-one measurement toolkit with 18 tools: ruler, level, protractor, distance meter, noise meter, magnifier, and more. Essential utilities for home and field.
PDF Word Image Converter
Convert PDF, Word & images instantly
Convert between PDF, Word, images, and more with a tap. Batch processing, cloud import, and share-anywhere export for iPhone and iPad.
📖 Also Available
Technical Kindle Books
Go deeper with our library of technical books covering electrical engineering, AI, exam prep, construction, and more — all on Amazon Kindle.
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