A low-budget interior design cost calculator works on per-sqft ranges. For small homes or apartments, designers usually give modular pricing. Here is a simplified calculator framework you can apply.
Step 1: Select base per-sqft rate (low budget)
- Bare minimum styling only (design fee + guidance): βΉ50 β βΉ200 / sq ft
- Basic modular furniture + laminates (budget package): βΉ700 β βΉ1,200 / sq ft
- Full turnkey with low-cost finishes (functional, modest): βΉ1,300 β βΉ1,700 / sq ft
Step 2: Multiply by home size
Formula:Total Cost = Area (sq ft) Γ Rate (per sq ft)
Example calculations
- 1 BHK, 600 sq ft
- Styling only: 600 Γ 100 β βΉ60,000
- Budget modular: 600 Γ 900 β βΉ5,40,000
- Full turnkey low-end: 600 Γ 1,500 β βΉ9,00,000
- 2 BHK, 900 sq ft
- Styling only: ~ βΉ90,000
- Budget modular: ~ βΉ8,10,000
- Full turnkey low-end: ~ βΉ13,50,000
- 3 BHK, 1,200 sq ft
- Styling only: ~ βΉ1,20,000
- Budget modular: ~ βΉ10,80,000
- Full turnkey low-end: ~ βΉ18,00,000
Step 3: Adjust with add-ons
- Kitchen modular (basic): βΉ1.2L β βΉ2L
- Wardrobes (per room, laminate finish): βΉ60k β βΉ1L
- False ceiling (basic POP/gypsum): βΉ120 β βΉ150 / sq ft
- Lighting & fittings (budget): βΉ50k β βΉ1L
Do you want me to build you an Excel-style calculator where you can input area and budget type (styling / modular / turnkey) and get instant cost estimates?




