Welcome to SellTo.us
Log in to run your crowd tests.
New accounts get a free Idea Snapshot (100 AI-simulated participants), if eligible: one per person. By creating an account you agree to our Terms and Privacy Policy. We email you about your tests, plus occasional tips, offers and re-test reminders. You can turn those off anytime in Account or with the unsubscribe link in any email.
Your crowd tests
Your tests
Credits and plans
One-time tests, no subscription. Tests you buy don’t expire while your account is open.
Invite friends
Share SellTo.us and earn free Quick Checks.
Earn a free Quick Check when a friend you invite makes their first purchase.
A Quick Check is a 1,000-participant test. Up to 10 every 30 days. Your friends get a free Idea Snapshot when they sign up, if eligible.
How it works
- Send your linkBy text, email, WhatsApp or social media.
- Your friend signs upWith a new email address, using your link.
- They make their first purchaseWhen the payment is confirmed, your free Quick Check appears in your account and we email you. If that payment is refunded within 30 days and your gift is still unused, the gift is removed.
Your invites
Gifts count for friends who are new to SellTo.us and use their own device, connection and card. Up to 10 gifts every 30 days. Throwaway email addresses don’t count. Friends who joined before this rule keep the old gift: a free 10,000-participant test when their first test finishes.
Partner earnings
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Your partner link is paused. New sign-ups through it aren’t credited right now. Contact us from the Help page.
Payments from your customers
| Date | What | Payment | You earn | Status |
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Customers stay private: you see payments, never names or emails.
Payouts
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How it works
Account
Account overview
Profile & security
Subscription & credits
Tests you can run
Notifications
Sign-in links and password emails are always sent.
Billing & purchases
Stripe also emails a receipt for every payment.
Need help with your account?
Questions about credits, reports, billing or account access?
Account deletion
Deleting your account is permanent and can’t be undone. It removes:
- your sign-in, settings and phone number
- all your tests, reports and uploaded product photos
- any unused test credits, including a free test you haven’t used
Download any reports you want to keep first. We keep payment records for tax and accounting (Stripe keeps its own receipts), and a simplified form of your email address so a deleted account can’t claim another free test. Details are in the privacy policy.
Help
Quick answers, or send us a message.
How do tests work?
New accounts get one free Idea Snapshot, if eligible (one per person): 100 AI-simulated participants, with the interest summary, the main objection, one insight and one next step. Paid tests are one-time purchases: a Quick Check ($19, 1,000 participants), Pick the Winner ($49, 10,000 participants, compare up to 3 versions) or a Launch Plan ($149, 100,000 participants, up to 5 versions and results by city). They don’t expire while your account is open, and unused ones can be refunded within 30 days. When you run a test, we use a free test first, then a monthly plan’s tests if you have one, then the tests you bought.
I already have a monthly plan. What changes?
Nothing: new monthly plans aren’t offered any more, but plans that already exist keep renewing on the same terms until you cancel. You get 10 tests every paid month (they also work for smaller sizes; unused ones don’t carry over). To cancel, go to Account → Manage or cancel plan; you keep your tests until the end of the month you paid for.
How long does a test take?
Usually about 10 to 12 minutes for 1,000 participants, 14 to 16 for 10,000 and 22 to 28 for 100,000. At very busy times it can take up to 24 hours. Your test’s page shows which step it’s on. If a test can’t finish, your credit comes back automatically. You can close the page. We’ll email you when your results are ready (you can turn that off under Account).
What if a test fails?
The test goes back to your account automatically (single test, plan test or free test, whichever it used). Run the test again, or message us below if it keeps happening.
What’s in the PDF report?
A one-page decision brief (the overall call, what’s holding the idea back, what to improve first and your next decision), then results by audience group, the reasons behind yes and no, quoted answers from AI-simulated participants, validation experiments and a checklist. The $49 test adds a decision matrix for its versions, an image vote and an ad targeting guide; the $149 test adds results by city, a launch-readiness view and a 30-day validation roadmap. Reports made before the decision brief was added show the same results without it.
I changed my idea. How do I test it again?
Open your report and press Re-test, or in a new test choose “Tested this idea with us before?” and pick the test or type its code (like ST-7K4Q2X, on your report and PDF). Your old version comes back as Version A next to your update, and (at the same test size) the same simulated people judge both, in a rotating order, without knowing which one is new. You get an honest verdict, better, about the same or worse, plus which earlier suggestions helped. A re-test uses one test credit like any other.
How accurate are the AI-simulated people?
They’re a fast first check, best at catching a confusing pitch, a price that feels too high, or a missing reason to trust you. They don’t predict real sign-ups, sales or success. Confirm big decisions with real people.
Who can see my tests?
Only you. Your tests, photos and reports are private to your account, and you can delete any test, or your whole account, at any time.
How do images work?
Images are optional. Add 1 product photo, screenshot, mockup or ad image with a 1,000-participant test, up to 3 with 10,000 and up to 5 with 100,000. The images go with every version you test. With 2 or more, every simulated person picks the one they respond to most, and your report shows the winning image, the votes for each one, which groups prefer which image and which one to use in each ad.
Can I test the same product again?
Yes. Open a test and press Duplicate. Everything is copied into a new test so you can change the price, the pitch or the audience and run it again.
Something’s wrong with a payment
Send us a message below with the date of the payment and we’ll sort it out.