All Tools
Welcome to Muniblogs’ free calculator suite — built specifically for Indian homes and buyers. Stop guessing and make confident, data-backed decisions on your home appliances, energy usage, and finances. All calculators are free, require no sign-up, and work instantly on any device.
Free Calculators for Indian Homes
🌡️ AC Tonnage Calculator
Find the right AC size for your room based on area, floor type, city, and orientation. Avoid the common mistake of buying an undersized or oversized AC. Calculate AC tonnage →
⚡ Electricity Cost Calculator
See exactly how much any appliance costs to run per day, month, and year. Enter wattage, daily hours, and your ₹/unit tariff for an instant result. Calculate electricity cost →
💰 EMI Calculator
Calculate your monthly EMI, total interest, and total cost for any appliance or loan. Compare tenures and interest rates to find the smartest payment plan. Calculate EMI →
🔌 Voltage Stabilizer Sizing Calculator
Get the correct VA capacity for your AC, refrigerator, TV, or other appliance stabilizer. Avoid undersized stabilizers that trip or fail during startup surges. Calculate stabilizer size →
🍳 Kitchen Chimney Suction Calculator
Find the right chimney suction power (m³/hr) and hood width for your kitchen based on its size, burner count, and cooking style. Calculate chimney size →
Why Use Muniblogs Calculators?
- India-specific — calibrated for Indian climate zones, electricity tariffs, and product categories available in India.
- Free, always — no registration, no paywalls, no data collection.
- Accurate formulas — based on BEE guidelines, ASHRAE heat load standards, and real-world Indian household data.
- Mobile-friendly — works perfectly on smartphones so you can use them while shopping in-store.
More calculators are being added regularly. Have a request? Contact us and let us know what tool would help you most.
EMI Calculator
Work out your monthly installment before buying on EMI.
AC Tonnage Calculator
Find the right AC size for your room.
Electricity Cost Calculator
See what an appliance actually costs to run.
Star Rating Comparator
Compare two appliances' running cost and payback time.
Voltage Stabilizer Calculator
Find the right stabilizer size for an appliance.
Water Purifier Advisor
Get an RO / UV / UF recommendation from your TDS level.
Capacity Finder
Fridge & washing machine size by family size.
Chimney Suction Calculator
Find the right suction power for your kitchen.
Which Appliance Should I Buy?
A 2-question guided quiz for a quick recommendation.
Budget Planner
Moving in? Split your total budget across categories.
Buying Checklists
What to check before buying, by category — printable.
My Appliances (Reminders)
Get emailed before your warranty ends or maintenance is due.
My Wishlist
Deals and guides you've saved, right in this browser.
Submit a Deal
Found a better price? Send it in for review.