Lemon Seller Toolkit

Free E-Commerce & Marketplace Tools

Empowering brands with precision calculators, listing audit tools, margin forecasters, and barcode generators — inspired by swcybernetics.in/resources.

Lemon Web Tech Seller Tools

Interactive resources inspired by swcybernetics.in/resources. Six precision calculators and audit tools.

1. FBA & FBF Profit Calculator

Calculate referral fees, closing fees, 18% GST, and net profit realization.

2. Listing Quality Scorer

Audit title length (200 chars), 5 bullet points, image count, and A+ content.

3. ACoS & ROAS Targeter

Forecast breakeven ACoS, Target ROAS, and monthly PPC ad budget allocation.

4. SKU & Barcode Maker

Standardized multi-channel SKU builder with EAN-13 warehouse barcode stickers.

5. Fee Comparison Matrix

Side-by-side fee comparison for Amazon vs. Flipkart vs. Meesho vs. Shopify DTC.

6. 249-Byte Search Terms

Amazon backend keyword optimizer, deduplicator, and byte counter.