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Permits & safety
Permit & Inspection Navigator
Build a likely permit, document, and inspection checklist for your municipality.
5 minMunicipality by municipality
In reviewOrion Project Studio
FrançaisCanadian Renovation & Construction Calculators
Turn rough measurements into a clear, source-aware plan. Start without an account, keep useful results together, and share the assumptions behind the numbers.
Useful result before sign-upMetric and imperialSources and assumptions shown
Project Passport
My renovation plan
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Orion Project Studio
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Fast, deterministic tools for early planning. Every result keeps its assumptions visible.
Source-backed
Plan & budget
Renovation Cost Calculator
Explore a planning range for basement, kitchen, bathroom, condo, full-home, and addition projects in Orion’s service area.
2 minToronto, GTA & Southern OntarioReviewed 2026-08-01
Open toolArithmetic
Materials
Concrete Quantity Calculator
Estimate concrete volume, waste allowance and optional bag count for simple slabs, rectangular footings and stairs.
2 minCanada-wide arithmetic quantity estimate. It is not a code-compliance or structural recommendation.Reviewed 2026-08-01
Open toolArithmetic
Materials
Drywall Materials Calculator
Estimate drywall sheet quantities from wall, ceiling and opening measurements without product or code claims.
3 minCanada-wide arithmetic quantity estimate. It is not a code-compliance or structural recommendation.Reviewed 2026-08-01
Open toolArithmetic
Materials
Roofing Materials Calculator
Estimate sloped roof area and product quantities for a simple roof footprint. No snow-load or member-sizing advice.
3 minCanada-wide arithmetic quantity estimate. It is not a code-compliance or structural recommendation.Reviewed 2026-08-01
Open toolSource-backed
Materials
Lumber Takeoff
Create a configurable stud-and-plate quantity estimate without header, span, species, grade or structural recommendations.
4 minCanada-wide arithmetic quantity estimate. It is not a code-compliance or structural recommendation.Reviewed 2026-08-01
Open toolArithmetic
Plan & budget
Construction Unit Converter
Convert length, area and volume with exact SI-canonical conversion factors.
1 minCanada-wide arithmetic quantity estimate. It is not a code-compliance or structural recommendation.Reviewed 2026-08-01
Open toolPlanning guide
Project management
Renovation Sequence Planner
Put decisions and trades in a practical order before rework becomes expensive.
6 minCanada-wide planning
Open toolPlanning guide
Project management
Aging-in-place Planner
Explore circulation, bathroom, lighting, and main-floor living choices early.
7 minCanada-wide planning
Open toolArithmetic
Materials
Waste, Bin & Recovery Planner
Estimate demolition volume and plan reuse, recovery, and disposal streams.
5 minLocal rules vary
Open toolPlanning guide
Project management
Contractor-ready Planning Package
Organize scope, assumptions, risks, and questions into one practical handoff.
4 minCanada-wide
Open toolThe useful work does not stop at a number
These guided modules are being built around official sources and professional review. They stay visibly unavailable until the evidence is ready.
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Permits & safety
Pre-renovation Health Check
Prepare the right questions about radon, asbestos, moisture, mould, and ventilation.
7 minCanada-wide guidance
In reviewUnavailable
Climate & structure
Climate Resilience Planner
Screen practical flood, heat, wind, wildfire, and backup-power measures.
8 minSource coverage varies
In reviewUnavailable
Energy & comfort
Energy Retrofit Planner
Sequence insulation, air sealing, ventilation, windows, and heat-pump decisions.
8 minPrograms vary by region
In reviewUnavailable
Plan & budget
Localized Cost Confidence
See what a range includes, when it was updated, and how volatile it may be.
3 minSelected Canadian CMAs
In review