ECOSYSTEM FOR SELLERS AND CREATORS

Control your numbers.
Expand your system. With clarity in every decision.

HelpSeller combines tools, learning, security checks, and practical financial control so you can make better decisions at every stage.

One operational workspace Connect calculators, HUB workflows, and guided modules in one place.

Learn while you execute Turn each decision into progress with adaptive lessons and clear feedback.

Protect and scale with confidence Validate risks, compare scenarios, and move with clearer next steps.

Current focus Set your next milestone

Build your decision system fundamentals

Start with the concepts that support pricing, margin, risk, and growth decisions.

Progress0%

Mastered0 / 9

Started0

Next recommended focusRevenue

Start focused learning

Tools catalog Playbooks Plans

// TOOLS

Choose the right calculator
for your next decision.

Each calculator below shows what you enter and what you get back. Start with profit if you are unsure.

Quick recommendation: If this is your first visit, start with Profit Calculator, then use Pricing or ROI to compare scenarios.

Profit Calculator

See true net profit after fees, shipping, taxes, and costs.

You enterSale price, product cost, fee %, shipping, taxes

You getNet profit, margin %, and per-order earnings

Etsy Amazon eBay Gumroad Redbubble

Calculate now →

Pricing Calculator

Set profitable prices instantly with target margin and cost inputs.

You enterCost, fee structure, desired margin, shipping

You getRecommended price and expected margin outcome

Planning Pricing

Calculate now →

Estimate ROI before you spend on inventory, ads, or promotions.

You enterInvestment amount, expected return, extra costs

You getROI %, gain/loss estimate, and payback clarity

ROI Ads Products

Calculate now →

Adaptive Learning

Learn revenue, profit, margin, break-even and ROI with adaptive step-by-step tutoring.

You enterShort answers to guided marketplace finance questions

You getAdaptive explanations, mastery tracking, and next lessons

Learning Pricing ROI

Start learning →

Free Tool

Seller Scam Checker

Check seller risk fast and choose the right safety tool for the scenario.

You enterSeller signals, listing clues, suspicious messages

You getRisk level, red-flag detection, and recommended next actions

Choose one of the 2 scam tools

Seller Scam Checker Fast seller risk check from listing and communication signals. Seller Scam Detector Analyze suspicious messages and detect red flags before paying.

Safety Scam Detection Risk

Open one of the scam tools →

Seller System (Beta)

Experimental standalone calculator workspace. Independent from core app logic and account state.

You enterPrice, costs, platform fee model, margin goal, monthly targets

You getLive panel analysis, scenario comparisons, and projected scale outputs

Experimental Standalone BETA

Open beta tool →

// GUIDES

Guides

Practical articles and resources to help sellers make smarter business decisions.

How to Calculate Profit

Learn the basic profit formula, see a real example, avoid common mistakes, and use the calculator to get your real numbers.

Etsy Fees Guide

Etsy Fees Explained

Understand Etsy transaction, processing, listing, and ad fees so you can calculate real profit on every order.

Help improve HelpSeller

What would you like to see added, improved, or fixed?
Your feedback helps us build better tools for sellers.

// PRICING

Start free. Scale when ready.

All core tools are free to use. Upgrade for history, saved reports, and advanced features.

Free

$0 /month

All core tools, no account needed. Perfect to start.

Profit Calculator (all platforms)
Unlimited calculations
Download results as image
Saved history
User profile & points
Advanced reports

COMING SOON

Starter

$12 /month

For active sellers who want to track and improve their numbers.

Everything in Free
Save & history (up to 500)
User profile & points system
Access to all beta tools
CSV export
Multi-store management

COMING SOON

Pro

$29 /month

For power sellers managing multiple stores and platforms.

Everything in Starter
Unlimited saves & history
Multi-store management
Priority access to new tools
Advanced analytics dashboard
Affiliate program (30% recurring)