FastMoss is a TikTok Shop analytics platform. It estimates sales for 620M+ products and 380M+ creators, plus shops, videos, LIVEs and ads, across 20+ countries and regions. In plain terms: it shows you what’s selling on TikTok, who’s selling it, and how they’re doing it.
If you’ve ever scrolled TikTok and wondered “is that product actually selling, or does it just look viral?”, FastMoss is built to answer exactly that. FastMoss says more than 4.7 million sellers, creators and brands use it.
This page explains how it works in simple words and links to every FastMoss guide on Web-Hobbies, so you can go deeper wherever you need to.
FastMoss in 30 seconds
| What | TikTok Shop data and research tool |
| Who | Sellers, affiliates, creators, agencies, brands |
| Data | Products, shops, creators, videos, LIVEs, ads |
| Size | 620M+ products, 380M+ creators, 1,500+ days of history |
| Markets | US, UK, Southeast Asia, Latin America and more (20+) |
| Languages | 14 |
| Price | From $49/mo, or $47/mo billed yearly |
| Trial | 7 days free, no card, no auto-renewal |
| Company | FastMoss, Culver City, California |
How FastMoss works
TikTok Shop doesn’t publish other sellers’ sales numbers. You can see your own shop’s results in Seller Center, but not your competitor’s. FastMoss fills that gap.
It tracks public signals across TikTok Shop, things like product listings, sold counts, videos, LIVE streams and ads, and turns them into estimates of units sold and GMV (gross merchandise value) over time. Because it’s been doing this for a while, it can show you not just today’s numbers but how a product, shop or creator has moved over months.
That gives you three things the TikTok app alone can’t:
- Rankings. What sells most today, this week or this month, by country and category.
- History. How a product, shop or creator performed over weeks and months, so you can tell a trend from a spike.
- Connections. Which creators, videos and ads are actually driving each product’s sales.
One honest caveat: the numbers are estimates, not anyone’s bank statement. They’re excellent for comparing options and spotting trends. They’re not for accounting.
The main sections of FastMoss
| Section | What it does | Best for |
|---|---|---|
| Market Pulse | Market Overview, Daily Rankings, Category Panorama, Marketing Strategy | Finding growing niches |
| Product | Search and rank products by units, GMV, growth and commission | Picking what to sell or promote |
| Creator | Rank creators by GMV and items sold, view contacts | Finding creators who actually sell |
| Shop | Competitor shops, their best sellers and affiliates | Watching rivals |
| LIVE | LIVE streams by revenue, views, live time and GPM | Learning what converts live |
| Video and Ads | Top videos and ads with views, revenue and ROAS | Studying winning creatives |
| Monitors | Track chosen videos and LIVEs in real time | Keeping an eye on competitors |
| AI Tools | Transcription, script rewrite, review analysis, title tips | Making content faster |
| MCP / CLI / API | FastMoss data inside AI tools and your own code | Automation |
FastMoss terms in plain English
You’ll see these words everywhere in the dashboard. Here’s what they mean.
GMV is gross merchandise value, the total sales value of a product, shop or creator before refunds and fees.
Units sold (7d) is how many items sold in the last 7 days. It’s the quickest way to compare products.
Order growth rate is how much orders grew compared with the period before. Positive and steady is what you want to see.
Commission rate is what the seller pays affiliates per sale. Creators use it to decide what to promote.
GPM is GMV per thousand views, used for LIVEs and videos. It tells you how well attention turns into sales.
ROAS is return on ad spend. A ROAS of 3.2x means roughly $3.20 in sales for every $1 spent on the ad.
Affiliates is the number of creators promoting a product or shop. A high number usually means the product sells for ordinary creators, not just for one big account.
What you can do with FastMoss
Find products before they peak. Filter by order growth inside a category and check the sales curve. The full method is in how to find winning products with FastMoss.
Spot growing niches. Market Pulse shows which categories are heating up in your country.
Watch competitors. See what rival shops sell, at what price, and through which creators.
Pick creators who sell. Rank creators by real sales and get contact info for outreach.
Study winning content. Find the top videos and ads behind a product and learn their hooks.
Monitor in real time. Track streams and videos as they happen.
Make content faster. Transcribe a winning video, rewrite the script, and read what buyers say in reviews.
Ask AI instead of clicking. Pull FastMoss data into Claude, ChatGPT or Cursor. See FastMoss API and MCP.
Who FastMoss is for
TikTok Shop sellers deciding what to stock next and how to price it.
Affiliate creators looking for products with good commission that actually convert.
Brands and agencies recruiting creators and keeping an eye on competitors.
Dropshippers testing demand before buying inventory.
If you only want casual trend ideas for your own videos, FastMoss is more than you need. A free tool from my FastMoss alternatives list may be enough.
How much FastMoss costs
| Plan | Monthly | Billed yearly (per month) |
|---|---|---|
| Basic | $49 | $47 |
| Pro | $89 | $72 |
| Ultimate | $139 | $91 |
| Enterprise API | Quote | Quote |
All the limits are explained in FastMoss pricing. To pay less, combine annual billing with the FAST50 promo code. Seasonal deals are tracked on the FastMoss Black Friday page.
How to get started
- Create an account at fastmoss.com. Stuck signing in? See the FastMoss login guide.
- Use the 7-day free trial with a clear plan.
- Install the free FastMoss Chrome extension for stats on TikTok pages.
- If it pays off, go annual with FAST50.
FastMoss vs other tools
Its main rival is Kalodata. Read Kalodata vs FastMoss, or see cheaper and free picks in FastMoss alternatives. For my honest opinion, read the FastMoss review. Want to earn by recommending it? See the FastMoss affiliate program.
Every FastMoss guide on Web-Hobbies
- FastMoss review
- FastMoss pricing
- FastMoss promo code FAST50
- FastMoss free trial
- How to find winning products with FastMoss
- FastMoss alternatives
- FastMoss API and MCP
- FastMoss Chrome extension
- FastMoss login
- FastMoss affiliate program
- FastMoss Black Friday
A typical FastMoss workflow in 4 steps
If you only remember one thing from this page, make it this simple loop:
- Find a growing category in Market Pulse for your country.
- Pick products inside it with rising orders, a price you can work with and good commission.
- Check who’s selling them: which creators, which videos, which shops.
- Make your move: source the product, pitch the creators, or film your own version of the winning content.
Then repeat every week. That’s really all FastMoss is for: making each of those four steps faster and less of a guess.
How FastMoss has grown
FastMoss started as a TikTok Shop data tool and has added layers over time. In 2024 it introduced Team, Pro and Basic subscriptions with sub-accounts, rebuilt its creator and product detail pages with improved data accuracy, and added Top LIVE Products and Top LIVE Creators rankings. More recently it added AI tools for video scripts and review analysis, and a Developer Center with an MCP, CLI and API so you can reach the same data from AI assistants and your own code.
What FastMoss can’t do
It’s worth knowing the limits before you sign up.
It doesn’t show exact revenue. All sales figures are estimates built from public signals. They’re very useful for comparison, but they aren’t anyone’s actual books.
It doesn’t sell for you. FastMoss tells you what’s working. You still need to source well, make good content or find the right creators.
It doesn’t replace TikTok Seller Center. For your own shop’s real orders and payouts, Seller Center is the source of truth. FastMoss is for everything outside your own shop.
It isn’t for every market. It covers 20+ countries and regions, which is most of where TikTok Shop runs, but check that yours is included before you buy.
FAQ
What is FastMoss used for?
FastMoss is used to research TikTok Shop: find winning products, track competitor shops, rank creators by sales and study top videos, LIVEs and ads.
Is FastMoss free?
There is no free plan, but there is a 7-day free trial with no card and a free Chrome extension.
Is FastMoss a Chinese company?
FastMoss lists its contact address in Culver City, California, and serves users worldwide in 14 languages.
Where does FastMoss get its data?
It estimates sales from public TikTok Shop signals such as listings, sold counts, videos, LIVEs and ads. Treat the numbers as estimates.
Does FastMoss have an affiliate program?
Yes, with at least 15% recurring commission for 365 days per referral.