SellerApp is broad.
SellerQI is deep on diagnosis.
SellerApp spans research, analytics, and ads. SellerQI goes deep on one thing: diagnosing your live account, ranking every issue by what it's costing you, recovering reimbursements, and answering questions on WhatsApp. And SellerQI's diagnosis is free, no subscription, no credit card, so you see everything it finds before you spend anything.
Different tools,
different jobs.
SellerApp is genuinely good at what it does. Here's where each tool is strong, no spin.
| Capability | SellerApp | SellerQI |
|---|---|---|
| Cost to run the diagnosis | Paid monthly subscription | Free, no credit card |
| Product research | Yes, research suite | Not our focus |
| Keyword research | Strong | Per-ASIN keyword intelligence |
| PPC waste audit | Yes. PPC tools | Zero-sale & high-ACoS waste finder |
| Live 24-hour account diagnosis | Analytics, not ranked diagnosis | Yes, every 24 hours |
| Reimbursement finder (18-mo) | No | Yes, 18-month lookback |
| Listing health monitor | Audit features | Yes, indexing, suppression, images |
| AI co-pilot | Limited | QMate, on your real data |
| WhatsApp access | No | Yes |
| Alternate-day alert emails | Some notifications | Yes |
Comparison reflects each tool's primary focus. SellerApp feature sets change over time, check their site for the latest.
Analytics with SellerApp.
Diagnosis with SellerQI.
SellerApp gives you a broad analytics platform. SellerQI adds a focused diagnostic layer that tells you what to fix first and finds money you're owed. If you like SellerApp's breadth, SellerQI sharpens the part that drives action.
The moment you go
looking for this.
A ranked list, not a dashboard
SellerQI ranks every issue by revenue impact so you act on the most expensive problem first.
18-month reimbursement recovery
Find lost inventory, fee overcharges, and return discrepancies SellerApp doesn't surface.
Daily account diagnosis
A complete scan every 24 hours with alternate-day alerts for what's urgent.
QMate on WhatsApp
Ask about your real account and get an answer in seconds, no dashboard required.
Questions
answered.
More from the blog.
Found an issue?
Your call what happens next.
The diagnosis is free either way. The only thing that costs money is having our team do the work.
Fix it yourself, free
Every issue comes with a plain-language explanation and the exact steps, and QMate answers your follow-up questions on WhatsApp. Most sellers clear the quick wins this way and never pay us anything.
See what's free →Or hand it to our team
Some fixes need a copywriter, a designer, a photographer, or a PPC manager. Pick the ones you want done and we quote that work only, with no retainer and no minimum term.
See services →Add the diagnostic layer
SellerApp doesn't have.
Connect your account, run the first scan, and see every issue ranked by what it's costing you. Free, with no credit card.