The Best Free Electrical Estimating Software

Kreo Construction Takeoff AI Software optimizes building projects by automating measurements, producing precise reports, and fostering team collaboration. Enhanced with cloud-based estimating, secure data sharing, and AI technology, it boosts efficiency and productivity for construction experts.

Calcforge is an open-source platform offering a suite of calculators for civil, mechanical, and electrical engineering. It includes tools for structural analysis, design evaluations, and project planning, facilitating collaboration and enhancing productivity.

EdrawMax Online is a cloud diagramming platform with 210+ diagram types, including flowcharts, UML, and Gantt charts. It offers drag‑and‑drop editing, real‑time collaboration, 20,000 free templates, 26,000 symbols, and AI tools for diagram, chart, and PPT generation, OCR, and copy‑writing.

LowerEBill uses AI to compare over 3,000 Texas and other deregulated electricity plans. Enter a ZIP or link your account, and it models future costs from real usage data, delivering a projected monthly bill in seconds.

Estimatic AI is a construction estimating tool that generates detailed project quotes using live supplier pricing and labor rates. It streamlines workflows by automating takeoffs from uploaded plans and managing invoicing, scheduling, and client agreements.

DraftAid transforms 3D models into production‑ready 2D drawings, automatically setting layout, scaling, break lines, dimensions, and annotations to meet engineering standards. It adapts to company templates, integrates with major CAD platforms, and cuts drafting time while lowering errors.

Clip Studio Paint offers natural brush strokes, over 100,000 customizable brushes, vector layers, 3D pose references, perspective rulers, onion‑skin animation up to 24 frames, and cloud sync across Windows, macOS, iPad, Android, and Chromebook.

TheToolBus offers free, no‑watermark PDF and image utilities for small business owners, including merge, compress, OCR, conversion, background removal, calculators, QR codes, and AI text extraction, all accessible without sign‑up.

Foyr Neo is cloud-based 3D home and interior design software for creating 2D/3D floor plans, photorealistic 4K renders and 360° walkthroughs, with a 60,000+ product catalog, AI layout and shoppable lists, AR and collaboration tools.

ElectroNeek offers no‑code AI agent creation and RPA across 150+ SaaS and desktop systems. It automates finance, HR, marketing, and IT tasks, extracts and validates data from documents, and lets users build, schedule, and monitor workflows visually.

TheToolBus offers free, instant tools for small business owners, including PDF merge/split/compress, Word/Excel conversion, OCR, PowerPoint export, image compression/resizing/format conversion, background removal, QR code and website‑to‑PDF creation, plus business calculators and utilities like pass

Quilter is a PCB design tool that simplifies hardware development by optimizing layouts, assessing EMI performance, and ensuring manufacturing compliance. It utilizes generative AI for design exploration and integrates seamlessly with popular ECAD applications.

Maket uses AI to generate accurate, build‑ready residential floor plans from simple room, size, and shape inputs. It accepts uploads for renovation, offers a single canvas for editing and visualization, and eliminates the need for CAD expertise.

PaintPlanner is an AI‑driven paint calculator that uses LiDAR to scan rooms automatically, eliminating manual measurements. It subtracts openings, provides precise surface area, lets users adjust coats, compare estimates, and reduce waste for planners, contractors, and DIY homeowners.

FlowCog automatically syncs accounting data from QuickBooks, Xero, and Puzzle to create dynamic, real‑time financial projections. It replaces spreadsheets with an interactive canvas for revenue, cash runway, and break‑even analysis, enabling rapid what‑if comparisons for startups and small businesse

ChartAI auto‑creates diverse visualizations—mind maps, flowcharts, timelines, Gantt charts, ER diagrams, etc.—by converting data into polished diagrams. It offers templates, quick start, and dataset generation, aiding analysts, researchers, educators, and managers.

Marketing Tool aggregates free utilities for marketing and web performance. It offers keyword research, backlink and SEO audits, social media scheduling, hashtag generation, ad‑budget calculators, speed testing, image compression, plagiarism checks, URL shortener, QR code. No registration required.

Proposal Genie generates professional proposals for freelance sites in seconds, analyzing job descriptions and user skills. It offers customizable industry templates, stores profile data for reuse, tracks win rates, and provides feedback to improve future bids.

PatentPal employs generative AI to draft patent specifications from claims, automatically producing flowcharts, diagrams, figure descriptions, and abstracts. Users can edit terminology, manage formatting profiles, and export the complete draft to Word, Visio, or PowerPoint.

Frame0 is a wireframing app for hand-drawn, low-fidelity wireframes and interactive prototypes, with 1,500+ sketch-style icons, cross-platform UI components, AI-generated wireframes and code export, diagramming tools, offline support and clickable exports.

RapidWork accelerates project completion with features like DataFetch for structured answers, PdfSense for research paper integration, GridFlow for flowchart creation, and DocStream for document collaboration, enhancing productivity across diverse user groups.

EverSQL is an AI‑driven optimizer for PostgreSQL and MySQL that rewrites queries and recommends indexes. Its continuous monitoring sensor supplies actionable performance insights, cost‑saving suggestions, and schema simplification, all without accessing sensitive data.

Flojoy is an open-source, no-code AI platform for hardware testing & simulation with 400+ supported instruments. It excels in test automation for modern enterprises, integrates seamlessly with test fixtures, and provides a cloud-based data analysis for efficient component evaluation through its Pyt

ToolWaves offers free online productivity tools for text processing, PDF editing, image manipulation, and calculations, featuring over 15 PDF tools and various calculators, all while ensuring user privacy and security directly in the browser.

The As-Built Diagram Generator by DrillerDB allows well owners and drillers to create detailed as-built diagrams by uploading well logs. It extracts relevant data and adheres to industry standards, with options for PDF export and access to well records.

AI Consulting Tools is an AI-powered productivity tool for consultants that automates the generation of SWOT analyses, user personas, and Lean canvases.

EdrawMax AI is a cross-platform diagramming tool that converts text commands and code into flowcharts, mind maps, and other visuals with real-time previews. It automates diagram creation through OCR, style unification, and one-click edits, supporting 25,000+ templates for team collaboration across d

Downtobid is an AI‑powered bidding platform that reads project plans, auto‑detects trade packages, and generates concise scope notes. Contractors send personalized invites from their domain, while subcontractors access all invites, deadlines, and RFIs on a unified dashboard for timely responses.

FloorPlanMaker.ai is an AI tool that generates technical 2D, 2.5D, and 3D isometric floor plans from user-defined room preferences and dimensions. It produces multiple layout options in seconds, enabling quick comparison and iteration for renovations, real estate listings, and client presentations.

SciDraw AI is a scientific illustration and data visualization tool that converts text prompts, sketches, or images into publication-ready figures. It generates editable SVG/PPTX exports, data-driven charts from CSV/Excel, and supports journal style presets and colorblind-friendly palettes for repro

GanttLify is a free project management tool offering Gantt charts, CPM, and EVM for cost and schedule control. It tracks SCurves, supports task dependencies, deadlines, notes, to‑dos, and sketches for clear project timelines.

Lunaci is a free design software with built-in graphics, auto layout, Figma import, background removal, AI-powered tools, offline functionality, and a community forum for support and feature requests.

PowerSpect is an AI-driven inspection platform that automates routine checks for transmission towers, enables predictive maintenance, and offers real-time monitoring through IoT sensors, helping businesses enhance operational efficiency and reduce downtime.

OpenPencil.dev is a lightweight, open-source desktop design editor that runs locally with full Figma file support. It offers scriptable workflows and an optional AI chat tool, prioritizing developer control and extensibility under the MIT license.

Quoai is an AI-powered quote calculator for tech project management, enabling quick generation of detailed quotes from specifications and RFPs. It streamlines pricing calculations, offers customizable templates, and enhances communication through intelligent requirements extraction.

EliteInvoice simplifies invoicing for freelancers and small businesses with customizable templates, automated reminders, expense tracking, and financial reporting. It supports multiple currencies and integrates with accounting software, ensuring compliance with data protection regulations.

OfferGrid AI is a real estate tool that automates offer comparison by extracting key terms from purchase agreements and generating side-by-side analysis grids. It provides risk scores, shareable reports, and keeps comparisons updated to streamline seller presentations and agent workflows.

Converts text, images, PDFs and spreadsheets into editable diagrams—flowcharts, decision trees, UML, mindmaps, org charts and Gantt—by parsing processes into steps, decisions and loops, offering auto-layout, collaborative editing and PNG/SVG/PDF export.

SmartVisuals.app is an AI‑powered infographic creator that produces data visualizations in seconds. With a drag‑and‑drop editor, template library, and export to SVG, PNG, PDF, it offers customization of layout, color, typography, and branding, supporting multiple languages for global use.

SnapDiagram uses AI to turn hand‑drawn diagrams into crisp digital images. It accepts any image format, outputs PNG, JPG, or editable files, lets users preview the conversion, and then download the refined result.

An AI‑powered web tool that generates custom desktop wallpapers, letting users embed notes, unit conversions, poker charts, trigonometry tables, eclipse schedules, time‑zone maps, and cheat sheets. It offers templates, font and background choices, and saves directly for Windows or macOS.

LivePlan is a business plan software that helps entrepreneurs create detailed plans with AI assistance, offering sample plans, financial forecasting, and integration with accounting software for effective strategy formulation and performance tracking.

QuickData.ai is an Excel add-in that automates the extraction of T12s, rent rolls, and offering memorandums. It features one-click data extraction and auto-categorization to streamline multifamily underwriting.

SysDesigna is a visual, code‑free co‑design platform for rapid prototyping of business apps. It lets users edit layouts, forms, data models, workflows, notifications, and role‑based access, simulate interactions, gather feedback, and auto‑generate design and test documentation.

Zeeinvoices is a free online invoicing tool that automates invoice creation and management. It offers customizable templates, secure data handling, real-time tracking, and mobile access, helping businesses streamline invoicing and focus on growth.

PenPot.app is an open-source design platform for creating UI, wireframes, and interactive prototypes with CSS Grid and Flexbox layouts. It features AI-driven workflows for design-to-code automation, design systems management, and self-hosted deployment for enterprise control.