Calculators · Checklists · India732 free tools
Free tools for your interior project.
732 interactive tools organised by project stage — from choosing a designer to tracking execution.
Professional toolkit — client onboarding, fee calculators, feasibility checklists & more
5 tools live across 15 categories — built specifically for Indian design professionals
Interactive tools — by project stage
For home ownersEach tool is free and works in your browser. Sign up for a free account to download your branded PDF — no credit card required.
The three stages
5 stages · 75 toolsChoose a stage
Pre-planning
Before you sign anythingUnderstand your property type, evaluate designers, review contracts, and know every red flag before you spend a single rupee.
Interior Red Flag Checklist — Before Signing
54 red flags across 8 categories — Quotation, Material Spec, Contract, Execution, Warranty, Timeline, Credibility, and Financial Risk. Live risk score and personalised PDF.
How to Choose an Interior Designer
8-section interactive checklist with risk scoring. Tick items, score each section, and download a branded PDF personalised with your name.
Designer Evaluation Scorecard
Rate your designer across 5 categories — Portfolio, Process, Budget, Communication, and Execution. Score out of 100 with instant interpretation and branded PDF.
Structural Modification Approval Checklist
41-item checklist across 7 sections — structural assessment, proposed changes, building services, society approval, municipal compliance, safety measures, and final verification.
Interior Decision Tree Framework
8-stage interactive wizard — define your goal, set your budget tier, pick your scope, assess complexity, choose your design approach, and get a personalised recommendation.
Interior Contract Clause Checklist
16 sections, 98 checkboxes covering every critical clause — Scope, BOQ, Payment Milestones, Delay Penalties, Warranty, Termination, Dispute Resolution, and Hidden Cost Triggers.
Interior Contract Template — India (Legally Refined)
Fill in both parties' details, payment milestones, timeline, warranty periods, and jurisdiction. Score contract risk across 6 parameters. Download a complete, ready-to-review PDF.
Apartment vs Villa Interior Planning Guide
8-section guide comparing ceiling height, structural flexibility, lighting, furniture scale, storage, services, outdoor integration, and budget — with property-specific strategies.
Vastu Shastra Compliance Checker
Score your home across 21 Vastu criteria — entrance, kitchen, bedroom, pooja room, Brahmasthan, and more. Get a weighted score out of 100, compliance band, and remedial guidance. Download a branded PDF.
Vastu Compass — Direction Detector
Use your phone's compass to detect which direction each room faces, then get instant Vaastu Shastra recommendations — ideal room placements, colors, elements, dos & don'ts, and remedies. Download a PDF report.
Construction Approval Checklist — 24-Stage Tracker
Track every approval, permit, and NOC from land title to occupancy certificate. 24 stages across Pre-Construction, Planning, Construction, and Post-Construction with authorities, documents, timelines, and tips.
Material Decision Framework (M-Score)
Score building materials across 5 dimensions — Cost Efficiency, Durability, Climate Fit, Maintenance, and Sustainability. 30+ Indian construction materials pre-loaded across walls, flooring, countertops, roofing, and more.
Plot Evaluation Toolkit — 20-Parameter Scoring
Evaluate residential plots before buying using a 20-parameter weighted scoring framework. Covers location, orientation, soil, legal, infrastructure, environment, and hidden costs — with red-flag detection.
Design Style Finder Quiz
Answer 10 visual questions and discover your Indian interior design style — Contemporary Indian, Vernacular Modern, Minimal Natural, Heritage Fusion, and more. Get a personalised style profile with materials, colours, and recommendations.
Contractor Checklist Generator
Select your project scope — full home, kitchen, bathroom, painting, electrical, plumbing, and more — to generate a customised checklist of questions to ask your contractor. 60+ questions across 8 categories with explanations.
Client Brief Generator
Fill a structured 8-section questionnaire — client details, property, scope, style and material preferences, budget, timeline, lifestyle, Vastu, and special instructions. Generate a professional design brief PDF with signature lines.
Cross-Ventilation Analyzer
Does your room breathe well? Enter room size, window areas, layout, and city wind — get air changes per hour (ACH), an NBC 2016 Part 8 compliance check, and targeted suggestions to improve airflow.
Planning & Budgeting
Translate vision into numbersEstimate costs, compare materials, choose furniture sizes, plan layouts, and map out storage — before a single nail goes in.
Interior Budget Allocation Map
How ₹5L / ₹10L / ₹20L budgets should be distributed across rooms — visual bar charts, side-by-side tables, and cost driver breakdown by tier.
Material Comparison Sheet
India's interior material cheatsheet — compare plywood grades, finishes, hardware, countertops, flooring, paints, and waterproofing. City-wise price benchmarks for 11 metros.
Modular Kitchen Budget Calculator
Enter running feet, countertop area, material tier and city. Live breakdown with wastage, design fee, and GST — sticky estimate panel and PDF report.
Modular Kitchen BOQ Template
11-category kitchen Bill of Quantities. Add rows per category, enter 3 vendor quotes, and see OK / LOW / HIGH status per line. Download a landscape PDF.
Home Lighting Planner
Enter room dimensions and fixture type — required lumens and fixture count calculate instantly. Plan all rooms in one schedule, see total wattage, and download a PDF.
Home Building & Interior Cost Calculator — 20 Cities
Construction + interior costs for 20 Indian cities. 9 components — kitchen, wardrobes, flooring, painting, false ceiling, bathrooms, electrical, doors. Smart auto-fill, city multipliers, visual cost split, and PDF.
Home Loan EMI Calculator — 2026
Calculate monthly EMI, total interest, tax savings (Section 24b + 80C), and view year-by-year amortization. Compare 10 bank rates. PDF export.
Home Loan Eligibility Checker
Enter monthly income, existing EMIs, and age — see your eligible home loan amount across 12 Indian banks. Compares rates, tenure, FOIR, and processing fees. Landscape PDF report.
Indian Urban Home Interior Budget Planner
Enter your area, choose Economy / Premium / Luxury tier, and get a live room-wise and component-wise cost breakdown in ₹ with contingency, GST, and a PDF summary.
Renovation vs New Build Calculator
Compare the cost of renovating your existing home versus building new interiors — city-wise, line-by-line across 13 work scopes. Includes GST, contingency, and per-sqft rates.
Apartment Interior Planning Checklist
51-item interactive checklist across 10 planning areas — structural, ceiling, lighting, furniture, storage, electrical, kitchen, bathroom, and budget. Download personalised PDF.
Apartment Furniture Size Chart
23 recommended furniture sizes across 6 categories — Living Room, Dining, Bedroom, Study, Kitchen, and Clearances. Searchable reference optimised for Indian urban apartments.
Interior Layout Planner — Printable Graph Grid
Select rooms, choose your scale (0.5 m / 1 m / 1 ft), and download a branded printable graph-grid PDF — one full page per room — to sketch furniture layouts by hand.
Furniture Layout Validator
Enter room dimensions and a furniture list — instantly check if everything fits with proper clearance zones. Accounts for door swings and circulation space. Download a branded PDF report.
Interior Style & Budget Compatibility Calculator
Choose from 7 interior styles and 3 budget levels per room. Get instant ₹/sq.ft rates, room-wise cost estimates, and a total project budget — with a branded PDF.
Storage Capacity Calculator
Add wardrobes, cabinets, and storage units room-by-room. Get gross volume, usable volume, and box-equivalent capacity — with room-wise summaries and branded PDF.
Contract-Ready BOQ — With Brand Dropdowns
15 pre-filled work items across 10 sections. Select brands from verified Indian supplier lists, enter quantities and rates, and download a landscape PDF with IS codes, contingency, and GST.
Contract-Ready BOQ — IS Code Pre-filled, Free-text Brands
Same 15 work items with IS codes locked in. Type your own brand or material directly. Enter quantities and rates and download a landscape PDF with subtotals, contingency, and GST.
Full-Room BOQ — Living, Bedrooms, Kitchen, Utility & Bathrooms
83 pre-filled work items across 15 room-based sections — from TV units and wardrobes to waterproofing and site handover. IS codes pre-filled. Download a multi-page landscape PDF.
Biophilic Design Score Calculator
Score your home across 16 Indian-biophilic criteria — daylight, ventilation, greenery, jaali patterns, courtyards, and more. Get a weighted score out of 100, performance band, classification tags, and a generated design prompt. Download a branded PDF.
Before vs After — Cost Reality Check
Select what you want to renovate, see your expected cost, then discover the hidden costs — waterproofing, electrical rerouting, society NOC, debris removal, material wastage, and more. Know the true budget with a surprise factor percentage.
Material Schedule Generator — Room-wise Finish Schedule
Build a room-by-room material finish schedule — floor, wall, ceiling, joinery, and countertop. Specify materials, brands, quantities, and download a professional landscape PDF.
Rainwater Tank Sizer — Litres, Savings, Payback
Size a rainwater harvesting tank from roof area, roof type, household size, city rainfall, and water tariff. Returns recommended tank capacity in litres, annual harvest, water-bill savings, and payback period — for 10 Indian cities.
Execution
Once work beginsMeasure accurately, compare vendor quotes, coordinate contractors, and track progress to keep your project on time and on budget.
Vendor Comparison Matrix
Score up to 3 vendors across 20 qualitative criteria in 7 categories. Category subtotals and an overall score out of 100 with a ranked recommendation and PDF report.
Room Measurement Worksheet
Record walls, ceiling heights, windows, doors, electrical and plumbing points for every room — add multiple rooms, choose your unit, and download a PDF with grid sketch area.
Interior Project Timeline Planner
Professional 4-tab planner: visual Gantt chart (89-day, 10 tasks), contractor coordination with delay tracking, and AI-assisted delay risk prediction. Download PDF or Excel.
Construction Timeline Simulator
Enter plot size, floors, and city — get a realistic month-by-month house construction timeline with 13 phases, task lists, monsoon warnings, and Gantt chart. PDF export.
Interior Risk Index
Deep-dive risk assessment for a single vendor — 20 criteria across 6 categories. Live risk band (Low / Moderate / High / Do Not Proceed), category mini-bars, and PDF report.
Quote Comparison Dashboard
Enter up to 3 vendor quotes across 10 line items. City-adjusted 2026 benchmarks flag each quote as OK, RISK, or PREMIUM. Score vendors on 7 weighted factors for a ranked recommendation.
Site Inspection Checklist
57-point checklist across 8 areas — Kitchen, Wardrobes, False Ceiling, Lighting, Flooring, Painting, Bathrooms, and Final. Mark OK / Issue / N/A. Download a dated PDF report.
Interior Material Quality Evaluation Checklist
20-point checklist across 10 categories — Core Material, Surface Finish, Hardware, Certifications, Health & Sustainability, Installation, BOQ Transparency, Lifecycle Value, Samples, and Post-Project Performance. Mark Verified / Not Verified / N/A. Download a branded PDF.
Home Interior Warranty & Maintenance Tracker
Log warranties for every installation (auto-calculates expiry, flags Active / Expiring Soon / Expired), record maintenance events, and manage an annual planner. Export to PDF.
Annual Interior Maintenance Checklist
14-task homeowner checklist organised by frequency — monthly, 6-monthly, and yearly tasks. Tick off items, add notes, track progress, and download a printable PDF.
Handover Punch List — Room-by-Room Defect Tracker
Walk through your finished home room by room, log defects by category (civil, electrical, plumbing, joinery, paint), assign responsibility, set priority, track resolution status, and download a professional landscape PDF.
Architecture
Building a home? Start here.Free AI-powered tools for homeowners planning to build — check bylaws, estimate architect fees, and understand the approval process for your city.
Building Bylaw Checker
Instantly check FAR, setbacks, height limits, ground coverage, and parking norms for your city. Covers Bengaluru, Chennai, Mumbai, Delhi, Hyderabad, Pune, Ahmedabad, Kolkata with regulatory citations.
Architect Fee Calculator
Estimate architect fees based on COA guidelines and market data — by city, project type, built-up area, and service scope. See payment milestone breakdown and additional costs.
Building Plan Approval Roadmap
Step-by-step approval process for 6 Indian cities — which offices, documents required, timelines, government fees, and practical tips from practicing architects.
Fee Proposal Builder — Professional Design Fee Proposal
Generate a professional fee proposal with scope phases (concept, DD, CD, site supervision), payment milestones, deliverables, exclusions, and terms. Download a branded PDF with signature lines.
Home Lifts & Accessibility
Planning a home lift or ageing in place?Size the shaft, cost the lift, check the power and AMC, and plan for accessibility — the full home-lift toolkit, paired with the 93-guide library. Indicative figures; confirm with a licensed lift contractor.
Home Lift ROI Calculator
Property-value uplift and payback from adding a home lift, with an honest framing.
Home Lift Cost Calculator
All-in home lift cost by floors, type, capacity and city — equipment, civil, GST and AMC, with a drive-type comparison.
Home Lift Budget Planner
Plan the full home-lift budget — equipment, civil, taxes and a contingency line — in one place.
Lift Running Cost Calculator
Monthly and yearly electricity cost of a home lift by type, trips per day and city.
Lift Annual Maintenance Cost Calculator
AMC cost for a home lift — comprehensive vs non-comprehensive, with a 5-year projection.
Lift Shaft Size Calculator
Required hoistway, pit and headroom dimensions for a home lift by capacity and drive type.
Elevator Capacity Calculator
Pick the right home-lift capacity — 2 to 8 person — with car size and wheelchair fit.
Lift Pit Depth Calculator
The pit depth a home lift needs by drive type — or the pitless and shaftless options.
Lift Headroom Calculator
Required overhead clearance for a home lift, checked against your top-floor height.
Home Lift Size Planner
Which lift capacities fit the space you have — the largest car for your shaft footprint.
Lift Power Requirement Calculator
Connected load, single vs three phase, MCB and cable guidance for a home lift.
Smart Home Lift Compatibility
Which smart features your lift can support, what to ask for, and the safety boundary.
Home Lift Comparison Tool
Compare hydraulic, traction, pneumatic vacuum and screw lifts side by side for your home.
Home Lift Feasibility Checker
Plot size, floors and new-vs-existing in — a recommended lift type and feasibility verdict out.
Lift Installation Timeline Calculator
Phase-wise timeline in weeks for installing a home lift — new build or retrofit.
Lift Safety Audit Checklist
Interactive checklist that scores your home lift on safety devices, compliance and upkeep.
Accessibility Compliance Calculator
Check a planned lift against the CPWD and RPwD accessible-lift benchmarks for a score.
Senior-Friendly Home Assessment
Assess whether a multi-level home needs a lift for ageing in place, with a readiness score.
Home Accessibility Planner
Integrate lift, ramp, stairlift and wheelchair circulation into one accessibility plan.
Future-Proof Home Score
Score how ready your home is for ageing, accessibility and a future lift.
Choose another stage
Design & Planning Tools
Design & planningInteractive widgets to shape your home before the first drawing — program your rooms, test proportions, rank priorities and weigh trade-offs. Each one builds a brief you can take to DesignAI.
Room Programming Worksheet
Add every space, size it to feel right and rank it A/B/C — then generate an architect-ready brief.
Open toolBubble Diagram Planner
Drag rooms as scaled bubbles and link the spaces that belong together — the architect's first sketch.
Open toolHow You Really Live — Lifestyle Quiz
Eight questions about how your family actually lives, turned into a home design profile.
Open toolPriority Ranking Tool
Sort your interior wishlist into must-have, compromise and nice-to-have against a real budget.
Open toolScale & Proportion Calculator
Check whether a room's shape or a window's proportion feels right, using the golden mean.
Open toolDesign Trade-Off Decision Helper
Pick a side on finishes, ceilings, kitchen openness and more — see cost delta and upkeep live.
Open toolMore Tools in the Pipeline
Coming soonWe're finishing these resources. Check back soon.
Planning & Budgeting
ExcelCost Calculator
Room-wise cost estimation spreadsheet
Pre-planning
DOCXDesign Brief Template
Communicate your vision to designers
Post-execution
PDFMove-in Checklist
Everything you need before moving in
Pre-planning
PDFStyle Guide Lookbook
Visual guide to popular interior styles
Planning & Budgeting
PDFColor Palette Reference
Curated color combinations for every room