Every keyword rank tracker in the Amazon seller space shows you desktop ranks. Every single one. That is where the data came from, that is how the tools were built, and nobody questioned it because scrapers were not providing mobile data.
So sellers optimized for desktop ranks. Makes sense when that is all you have.
The problem is that is not where the shoppers are.
Where Amazon traffic actually comes from
Around 70 to 75% of Amazon traffic is on mobile — a mix of the Amazon app and mobile web. Desktop accounts for roughly 25 to 30%. That ratio has been shifting toward mobile for years and it is not moving back.
And mobile is not just a smaller version of desktop. The layout is completely different. Fewer products above the fold. Sponsored placements stack differently. Scrolling a feed on a phone is nothing like scanning a wide desktop grid. A product that ranks position 4 on desktop might be position 9 on mobile after a sponsored block pushes everything down.
These are not the same ranks. They never were.
Why nobody had this data
It is not that rank trackers decided desktop was more important. It is that scraping Amazon at scale always mimicked a browser, and browsers are desktop by default. Building mobile scraping infrastructure that renders the mobile layout, handles the mobile-specific request headers, and returns stable parseable data at scale is a different problem. It did not get solved because the demand was assumed away.
Sellers did not ask for mobile ranks because no tool had them. No tool had them because scrapers were not building it. The gap just existed, silently, while the majority of Amazon shoppers were finding products on their phones.
What you are missing right now
If you are tracking 500 keywords on desktop and making listing optimization decisions based on those ranks, you have a blind spot covering three quarters of your actual traffic. Your product might be ranking position 2 on desktop for your main keyword and position 14 on mobile. Or the opposite. You would not know either way.
The keywords that drive mobile discovery are not always the same ones driving desktop conversions. Shoppers coming from TikTok and Instagram Reels are landing on Amazon from their phones, searching with short phrases, scrolling fast. The rank that matters for that shopper is the mobile rank. Not what your tracker shows.
Now you can track both
Our mobile search endpoint returns the exact rank positions a shopper sees on the Amazon mobile layout, by keyword, by zip code, on whatever schedule you want to run it. You get organic rank, sponsored flags, and the full 21-result mobile SERP per request. Same API pattern as desktop search — just the mobile render.
You can now run the same keyword set across both surfaces and see where the gaps are. That comparison alone will change how you think about your listing optimization.
We want to grow your brands, not get you in trouble with Amazon legally. There are other scrapers out there who will tell you they can do it. Until they disappear.