20 free tools · no signup
Free Instagram & D2C Tools for Indian Brands
Engagement rate, profit margin, UPI links, WhatsApp cost and more. Built by Inboxa, runs entirely in your browser.
Growth & Analytics
Instagram Engagement Rate Calculator
Calculate your true ER from likes, comments and followers.
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Instagram Reach Calculator
Average reach per post across a window.
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Follower-to-Following Ratio
Check the health of your follow ratio.
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Likes-to-Followers Ratio
What % of your followers like each post.
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Follower Growth Rate Calculator
Total and daily growth between two snapshots.
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Best Time to Post on Instagram (India)
IST cheat sheet of best posting windows by day.
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Money & Pricing
Instagram Earnings Estimator (₹)
Rough ₹ per sponsored post for your size.
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Influencer Sponsored Post Rate (₹)
Suggested ₹ for post / story / reel.
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Earned Media Value Calculator (₹)
Convert impressions + engagement into EMV.
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D2C Profit Margin Calculator (₹)
True profit and margin % per order.
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GST Calculator (India)
5/12/18/28% inclusive or exclusive.
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COD RTO Loss Calculator (₹)
Monthly ₹ leaking from returns to origin.
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D2C & Sales
Instagram DM Automation ROI (₹)
₹ leaking from unanswered comments per month.
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WhatsApp Marketing Cost Calculator
Monthly ₹ cost of marketing messages.
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UPI Payment Link Generator
upi://pay deep link + scannable QR code.
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Comment-to-Revenue Calculator (₹)
Potential ₹ per reel from every comment.
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Customer Acquisition Cost (CAC)
Marketing spend ÷ customers acquired.
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Customer LTV Calculator (₹)
Lifetime value and LTV:CAC ratio.
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Content & Formatting
Automate your Instagram comments → sales
Inboxa turns comments into UPI checkouts on autopilot.
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