Check profitability and target margin before deciding whether to sell.
Dokuntag Publish Tools App
Your publishing preparation workspace
Search and open the right publishing check or everyday utility from one compact workspace.
What are you preparing?
Start with the assistant, then check readiness, margin, title and images.
Check title, bullet points and keyword use before publishing.
Check image dimensions and social captions before sharing.
Everyday utilities
Everyday utilities
Percentage Calculator
Calculate percentage of a number, percentage ratio, and percentage change instantly in your browser.
Everyday utilities
VAT Calculator
Add VAT to a net amount or separate VAT from a gross amount using the rate you enter.
Everyday utilities
Character & Word Counter
Count characters, characters without spaces, words, lines, and sentences without uploading your text.
Everyday utilities
Discount Calculator
Calculate discounted price, savings, discount rate, original price, and sequential stacked discounts.
Everyday utilities
Area Calculator
Calculate rectangle, square, triangle and circle area with selectable length and area units.
Everyday utilities
Unit Converter
Convert common length, mass, area, volume and temperature units in one compact browser tool.
Workflow assistants
Workflow assistants
Marketplace Start Assistant
Choose a practical first marketplace path based on product type, country, workflow, and seller readiness.
Marketplace readiness
Marketplace readiness
Listing Readiness Checker
Review whether a listing is ready across title, images, description, price, stock, shipping, and platform rule checks.
Pricing and margin
Pricing and marginFeatured decision tool
Should I Sell This?
Evaluate a proposed sale using price, costs, marketplace fees, payment fees, returns and target profit margin.
Pricing and margin
Price Margin Checker
Estimate first-pass listing margin from sale price, costs, shipping, platform fee, fixed fee, and extra costs.
Pricing and margin
Volumetric Weight Calculator
Estimate domestic desi and international volumetric weight from package dimensions before publishing a listing.
Text quality
Text quality
Product Title Checker
Check if a product title is clear, not too crowded, and ready for marketplace listing review.
Text quality
Keyword Mistake Checker
Check listing text for repeated keywords, crowded wording, symbols, and first-pass keyword stuffing signals.
Text quality
Bullet Point Checker
Check product bullet points for count, length, repeated starts, symbols, uppercase use, and first-pass readability.
Image and media
Image and media
Image Size Checker
Upload an image and check its pixel dimensions against safe preparation presets for marketplaces and social platforms.
Social publishing
Social publishing
Social Caption Checker
Check social captions for length, hashtags, call to action, links, and readability before publishing.
Everyday utilities run locally in your browser. Publishing tools support preparation; verify current platform, tax or business rules when they affect a real decision.