Running an online shop — whether it's Etsy, eBay, a Shopify store, or a marketplace side hustle — comes with a lot of small, repetitive tasks that eat into the time you'd rather spend on product and customers. Most of them don't need a paid app or a subscription; a handful of free tools cover pricing, listings, invoicing, and branding well enough to get you started or keep you running lean.
Price your products without guessing
Underpricing is one of the most common ways new sellers quietly lose money — it's easy to set a price that "feels right" without actually accounting for fees, shipping, and tax. Our Sales Tax Calculator and Discount Calculator take the guesswork out of both ends: figuring out what to charge a customer including tax, and figuring out what a sale price actually nets you after a markdown.
If you're weighing whether a product line is even worth running, the ROI Calculator is worth a few minutes before you commit inventory or ad spend to it — it turns "this feels profitable" into an actual number.
Write listing copy that doesn't sound like everyone else's
Product descriptions are one of the highest-leverage places to use AI writing tools, since a clear, specific description genuinely affects conversion rate, not just SEO. Our AI Paragraph Writer can turn a rough list of product features into a readable description, and the AI Rewriter is useful for reworking a listing that's gone stale or sounds too much like a competitor's.
Treat AI-generated copy as a first draft, not a final one — edit in specific details (materials, dimensions, what makes this listing different) that a generic prompt won't know to include. Listings that read like every other AI-generated description in the category tend to underperform ones with real specificity.
Get discovered with better tags and hashtags
On platforms like Etsy, Instagram Shops, and TikTok Shop, tags and hashtags function as your search visibility. Our Hashtag Generator helps surface relevant tags beyond the handful you'd think of on your own, which matters because search-driven marketplaces reward listings that use their full allotment of tags with genuinely relevant terms, not just the most obvious ones.
Avoid the trap of reusing the exact same tag set across every listing — tailor tags to what's actually distinct about each product, since overly generic or repeated tagging tends to get buried against more specific competing listings.
Name your shop or product line with a generator, not a guess
Landing on a shop or product-line name that isn't already taken across every platform and social handle you need is harder than it sounds. The Business Name Generator gives you a wider set of options to check availability on than brainstorming alone usually produces, and the Slogan Generator is a quick way to test a few taglines for a product launch or seasonal promotion.
Whatever name you land on, check it against the actual marketplace's username rules and your state's business name registry (if you're forming an LLC) before committing — a generator gives you options, not a legal clearance.
Handle invoices and paperwork without extra software
Once you're selling outside a marketplace's built-in checkout — wholesale orders, custom commissions, local pickup deals — you need a real invoice, and a lot of sellers either overpay for invoicing software or resort to a messy spreadsheet. The Invoice Generator produces a clean, professional invoice in a couple of minutes, which is usually all a small operation actually needs.
Pair it with the Loan Calculator if you're weighing financing for inventory or equipment — running the actual monthly payment number before applying avoids a nasty surprise once the loan is approved.
Prep product photos without a design background
Clean product photography is one of the biggest conversion drivers for online listings, and you don't need professional photo-editing skills to get most of the way there. Our Background Remover strips a busy background out from behind a product shot in seconds, and the Image Compressor keeps your listing images from slowing down your shop's load speed — a slow-loading listing page can quietly cost you sales before a customer even sees the product.
Generate QR codes and barcodes for a smoother in-person sale
If you also sell at markets, pop-ups, or in person, a QR Code Generator is an easy way to point customers straight to your online shop, a specific listing, or a payment link without them typing anything. The Barcode Generator is useful if you're managing your own inventory tracking outside a marketplace's built-in system, especially once you're juggling more than a handful of SKUs.
A simple weekly workflow
Most sellers get more value from using a couple of these tools consistently than trying all ten at once. A reasonable starting workflow: price new products with the ROI and sales tax calculators before listing, draft the description with the AI paragraph writer and edit in specifics, generate tags with the hashtag tool, and clean up photos with the background remover and image compressor. Add the invoice generator and QR/barcode tools only once you actually need them — for wholesale orders or in-person sales.
Free tools mentioned here
Frequently asked questions
Do I need to pay for tools to run a small online shop?
Not necessarily. Free tools can cover pricing, basic listing copy, invoicing, and photo cleanup well enough for most small or early-stage shops. Paid software tends to make more sense once you're managing volume that a free, single-purpose tool can't handle efficiently.
Is it okay to use AI-written product descriptions?
Yes, as long as you edit in real, specific details about the product rather than publishing generic AI output as-is. Most marketplaces don't prohibit AI-assisted writing, but listings that read as vague or interchangeable with competitors tend to convert worse regardless of who or what wrote them.
How do I know if a product is actually profitable to sell?
Run the real numbers — production or wholesale cost, marketplace fees, shipping, and any ad spend — through a tool like an ROI calculator rather than pricing based on what feels competitive. A price that looks fine next to competitors can still lose money once every cost is accounted for.
What's the easiest way to make my listings stand out?
Specific, accurate details usually outperform generic marketing language — exact dimensions, materials, what makes the item different from similar listings, and genuine, well-lit photos. Tools can speed up the drafting process, but specificity is what actually differentiates a listing.