From NEC electrical code tools to AI workflow builders and certification exam prep — every app is purpose-built for real-world professionals.
Our most downloaded and highest-rated apps across all categories
Build custom AI agents without code
Create and deploy AI agents powered by Claude, GPT-4, Gemini, and Groq. Features 20+ built-in tools, a visual workflow builder, and MCP server support.
Learn exactly how large language models work
Journey through 8 interactive chapters — tokenization, embeddings, attention, transformer architecture, and training — with code snippets and a step-by-step builder wizard.
The complete NEC electrical code toolkit
Conductor sizing, conduit fill, branch circuit, motor, transformer, and generator calculators — plus NEC code exhibits and interactive schematics for electrical professionals.
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.
Full circuit simulation on your iPhone
Simulate circuits with 50+ components — resistors, capacitors, op-amps, transistors, logic gates. MNA engine, 20+ pre-built examples, and an interactive learning guide.
Government contracting on your iPhone
Full-featured government contracting platform — SAM.gov search, AI compliance matrix, Go/No-Go scoring, proposal generator, NAICS finder, and calculators. Fully offline capable.
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Build custom AI agents without code
Create and deploy AI agents powered by Claude, GPT-4, Gemini, and Groq. Features 20+ built-in tools, a visual workflow builder, and MCP server support.
Your personal AI assistant factory
Design, configure, and converse with custom AI agents. Supports 4 AI providers, 19 built-in tools, MCP integration, and context-aware real-time chat.
Visual drag-and-drop AI automation
Build automation workflows graphically — chain AI actions, connect tools, and automate complex tasks without writing a single line of code.
AI-curated news delivered daily
Stay informed with AI-generated summaries from trusted RSS feeds. Personalized topic digests so you never miss what matters most.
Your complete guide to artificial intelligence
A comprehensive reference for AI concepts, techniques, and applications — explained clearly for engineers, developers, and curious professionals.
Learn exactly how large language models work
Journey through 8 interactive chapters — tokenization, embeddings, attention, transformer architecture, and training — with code snippets and a step-by-step builder wizard.
The complete NEC electrical code toolkit
Conductor sizing, conduit fill, branch circuit, motor, transformer, and generator calculators — plus NEC code exhibits and interactive schematics for electrical professionals.
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.
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.
Full circuit simulation on your iPhone
Simulate circuits with 50+ components — resistors, capacitors, op-amps, transistors, logic gates. MNA engine, 20+ pre-built examples, and an interactive learning guide.
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 system design tools
Professional tools for commercial electrical system design, load scheduling, panel sizing, and code-compliant project documentation.
Power substation design and analysis
Design and analyze power substations — transformer sizing, switchgear selection, protection coordination, and complete system documentation.
Generate complete permit sets instantly
Menu-driven wizard generating complete construction permit sets across 6 disciplines — architectural, structural, mechanical, electrical, plumbing, and energy — with DXF/PDF export.
29 illustrated construction details
Visual reference with 29 illustrated construction details, 21 engineering calculators, searchable library, pinch-to-zoom viewer, and favorites system.
Structural analysis in your pocket
Preliminary structural screening — beam and column analysis, Euler buckling, simply-supported beam analysis, and visual condition assessment with photo capture.
Access control, CCTV & BMS illustrated guide
Comprehensive illustrated reference for low voltage system design and installation — access control, IP cameras, CCTV, and Building Management Systems.
Fire alarm system visual reference
Illustrated guide to fire alarm design, installation, and inspection — detectors, notification devices, control panels, and NFPA 72 requirements.
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.
Detailed house construction drawings library
Complete construction drawing templates and details covering foundation, framing, roofing, windows, and finish work for residential projects.
Residential blueprint reference library
Comprehensive blueprint reference with floor plans, elevations, sections, and construction details for residential design and construction.
Fire alarm overview illustrated guide
Visual overview of fire alarm systems — components, circuit types, device placement, and NFPA 72 code overview for contractors and inspectors.
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.
Navigate NEC code articles with ease
Quickly find NEC articles, tables, and requirements. Search by number, keyword, or topic and bookmark frequently referenced code sections.
NEC Article 725 Class 2 & 3 reference
Comprehensive reference for NEC Article 725 — Class 2 and Class 3 remote-control, signaling, and power-limited circuits with cable selection tables.
System availability & uptime calculator
Calculate system availability and uptime for series and parallel configurations. Supports MTBF, MTTR, and annualized failure rate inputs.
Calculate battery capacity requirements
Size battery systems for standby power, UPS, and fire alarm applications. Calculate AH ratings and expected service life under load.
Battery charging calculations made easy
Calculate recharge time, required charging current, and charger sizing for lead-acid, NiCad, and lithium battery systems.
NEC bonding conductor sizing tool
Size bonding conductors per NEC Article 250 based on service entrance conductor size and fault current levels with code-compliant output.
NEC branch circuit design calculator
Size branch circuits per NEC Article 210 — wire size, breaker rating, outlet spacing, and load calculations for residential and commercial applications.
Bundled cable ampacity calculator
Calculate current-carrying capacity reduction factors for bundled cables and conductors per NEC Table 310.15 across multiple bundling configurations.
Electrical circuit load calculations
Calculate circuit loads, demand factors, and service sizing per NEC Article 220 for residential, commercial, and industrial applications.
DC power system design calculator
Design DC power systems including battery sizing, cable sizing, voltage drop, and protection coordination for telecom, data center, and industrial use.
Residential electrical system design
Complete residential electrical design — service sizing, panel layout, circuit planning, load calculations, and NEC compliance for single-family dwellings.
50+ electrical engineering calculators
Comprehensive calculator library covering power, current, voltage, impedance, transformer sizing, motor calculations, and more engineering essentials.
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.
Complete electrical wiring reference
Comprehensive wiring reference covering wire colors, connector types, installation methods, NEC requirements, and troubleshooting tips for professionals.
Pass the AWS SAA-C03 exam
Study guide and practice questions for the AWS Certified Solutions Architect exam — all domains, flashcards, mock exams, and detailed explanations.
Cisco CCIE certification study guide
Comprehensive CCIE prep across Enterprise, Data Center, Security, and Service Provider tracks with practice labs and configuration scenarios.
Certified Case Manager exam guide
Complete CCM certification study guide covering all knowledge domains with practice questions, flashcards, and detailed answer explanations.
Cisco CCNP Security certification guide
Study for CCNP Security exams — SCOR, SVPN, SISE, SNCF, SAUTO, and SASE — with practice tests and real configuration examples.
Commercial Driver's License exam prep
Complete CDL preparation — general knowledge, air brakes, combination vehicles, hazmat, tanker, and passenger endorsements with state-specific practice tests.
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.
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 for all 4 sections
Complete prep for AUD, BEC, FAR, and REG sections with multiple-choice questions, task-based simulations, and written communication practice.
Cisco CCNA 200-301 study guide
Complete CCNA 200-301 prep — network fundamentals, IP connectivity, security fundamentals, automation, and programmability with full practice exams.
CCNP Enterprise certification guide
Prep for ENCOR and ENARSI covering advanced routing, SD-WAN, wireless, automation, and QoS. Detailed study materials and practice tests included.
A+, Network+, Security+ exam prep
Comprehensive CompTIA prep for A+, Network+, Security+, Cloud+, CySA+, and more — practice questions with detailed explanations and performance tracking.
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.
Fundamentals of Engineering Civil exam
Complete FE Civil prep covering mathematics, statics, dynamics, fluid mechanics, transportation, environmental engineering, and more.
FE Electrical & Computer exam prep
FE EE prep covering circuit analysis, electronics, signals and systems, power systems, electromagnetics, and computer engineering fundamentals.
Fundamentals of Engineering Mechanical
Complete FE Mechanical prep — statics, dynamics, materials science, fluid mechanics, heat transfer, thermodynamics, and mechanical design.
FE Other Disciplines study guide
FE Other Disciplines prep covering mathematics, chemistry, engineering sciences, and general topics for non-traditional engineering paths.
GC license exam prep guide
State GC license exam prep covering project management, contracts, codes, safety, estimating, and business law with full practice tests.
HVAC certification exam study guide
Prep for EPA 608, NATE, and RSES certifications covering refrigeration principles, heating, air conditioning systems, and troubleshooting procedures.
IBEW electrical apprenticeship prep
Prepare for the IBEW aptitude test with algebra, reading comprehension, and reasoning practice — exactly what's needed for electrical apprenticeship.
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 exam prep
Advanced Master Electrician exam prep covering complex NEC requirements, service sizing, load calculations, project management, and business law.
NAPLEX pharmacist licensure prep
NAPLEX exam prep covering pharmacotherapy, pharmaceutical calculations, pharmacy law, and patient care competencies for pharmacist licensure.
NCCER craft certification study guide
NCCER certification prep for electrical, plumbing, pipefitting, welding, and instrumentation crafts — organized by level with practice assessments.
Registered Nurse licensure exam prep
Comprehensive NCLEX-RN prep with thousands of practice questions in Next Generation NCLEX format across all client needs categories.
NICET Fire Alarm Systems certification
NICET Fire Alarm Systems prep for Levels I–IV — detection, notification, suppression, NFPA 72, and system documentation requirements.
Professional Engineer Civil exam guide
Complete PE Civil prep — transportation, geotechnical, structural, water resources, environmental, and construction depth modules.
PE Electrical & Computer exam prep
PE EE prep covering power systems, electronics, electromagnetics, computer engineering, and control systems depth exam topics.
Professional Engineer Mechanical exam
PE Mechanical prep for HVAC, machine design, and thermal/fluid systems depth exams with full reference materials and practice problem sets.
PMP certification exam study guide
Comprehensive PMP prep aligned with the PMBOK® Guide — predictive, agile, and hybrid project management with practice questions and tracking.
Praxis teacher certification prep
Prepare for Praxis Core Academic Skills and Subject Assessments — reading, writing, mathematics, and subject-specific content knowledge exams.
UBE bar exam prep guide
Complete UBE preparation for MBE, MEE, and MPT components with essay writing strategies, multiple-choice practice, and performance test prep.
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.
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.
Smart nutrition tracking & meal planning
Track meals with a barcode scanner, voice logging, or manual entry. Personalized nutrition goals, progress charts, meal planning, and social challenges.
Intelligent nutrition guidance
Smart food and nutrition guidance with meal recommendations, food analysis, and personalized dietary advice tailored to your health goals.
Discover NYC events & entertainment
Find concerts, sports, arts, and entertainment events in New York City with editorial curation, MapKit venue clustering, and ticket integration.
AI persona photo transformations
Transform your photos into AI-generated personas — CEO, knight, fantasy character, and more — using 7 image engines including OpenAI, Gemini, and Replicate.
18+ professional measurement tools
All-in-one measurement toolkit: distance, area, volume, level, angle, light meter, decibel meter, heart rate, metal detector, and more in a single app.
Convert any file to any format
Universal file converter supporting 50+ formats. Convert documents, images, audio, video, and archives instantly on your iPhone or iPad.
Government contracting on your iPhone
Full-featured government contracting platform — SAM.gov search, AI compliance matrix, Go/No-Go scoring, proposal generator, NAICS finder, and calculators. Fully offline capable.
Premium dating with real connections
Smart matching, real-time chat, location-based discovery, and premium features. A clean, elegant design built for meaningful connections.