Doppelganger

Merge duplicate accounts and get a better view of the actual Customer Lifetime Value.

#1284 of 3,465 in Store management · Customer Loyalty

View on the Shopify App Store marqueedevelopment.tech

Rating: 3.2 from 6 reviews
Rating from stores in the top 100k: 5.0
On Shopify since: 2021
Pricing: Free plan available

What merchants actually wrote

Read all 9 with sources

Each one carries the store that wrote it and how big that store is, and 3 of them are complaints you can read in full.

5★2021-11-02
The app is brand new, thus no reviews yet it seems. The developer helped to fix issues asap and the app works perfectly for searching and merging duplicate customer data.
Nordqvist Tea · nordqvisttea.com · top 100k store
1★2025-05-22
App never worked and would not load in admin. reached out to support and submitted their requested info but never heard anything back. My attempts to follow up with support when I heard nothing were met with crickets. Honestly don't bother.
Stevie Buoy · www.steviebuoy.com.au · outside the top 100k
5★2022-08-26
I used this app to help me merge orders to the main customer profiles and delete the duplicate customer profiles. It was all part of a clean-up project to rid our customer list of duplicates. I ran into a problem with one profile. An order had some how been tagged to the main customer profile and duplicate customer pro…
Working Wardrobes SE · unranked store

Read them with sources – filter to the complaints, or to the stores big enough to matter.

Work on Doppelganger?

Any amount puts this listing above the review-data order, on the board and in Store management. Every amount and every click is printed in public. Paying also opens a private page for this listing – that is where the badge for your site, the share card and your deal live. Everything you can do here, including what money cannot buy and how to get this listing corrected or taken down.

Not ready to pay for anything? Take the badge – it shows this listing’s live rank on your own site, it is free, and it always was.

Top 3 on the whole leaderboard

Above every listing on the site, in every category.

Top 3 in Store management

Cheaper, and it is the list a merchant browsing this category actually sees.

Your link or @handleOr your own amount

Add a deal for merchants (optional, free with any bid)

What the deal givesPercent off

Applies to

How merchants redeem itThe code

Suggested. Every code starts with ECOMAPPS so that when it is redeemed, your own billing tells you the sale came from here. Change it if you already run a code your store knows.

How a merchant redeems itAnything to add to that (optional)

Merchants see this the moment the code is revealed: Install the app, then send this code to their support chat.

Note – the one thing the fields above cannot hold (optional)

Shows as 20% off your first month

Terms, expiry and where it lands

Ends on – 90 days if left blank, one year at mostMinimum spend in dollars (optional)

Send the click to a page of your own (optional)New customers only

Your deal sits on the Deals page and on your board row, ranked exactly where your bid ranks. The code itself is never printed on the page - merchants click to reveal it, which opens your site in the same motion, so coupon aggregators cannot scrape it. We take no cut.

$5 takes #1 on the whole leaderboard and #1 in Store management.

Amounts stack: pay again any time and they add up. Any amount puts the listing above the review-data order, and every bid is printed on the row in dollars.

See the whole board · How ranking works · Rules – we remove listings on request, paid or not.