Amp Back in Stock & Preorder + vs Preorder, Back In Stock REZ

How Amp Back in Stock & Preorder + and Preorder, Back In Stock REZ compare on the Shopify App Store: rating, review count, pricing, the Built for Shopify badge, and where each one ranks in the store's organic search results. Every number is the App Store's own and is never edited.

Updated September 8, 2026 · App Store data

Maintained by Rankbase, built by a Shopify app developer

Amp Back in Stock & Preorder + vs Preorder, Back In Stock REZ at a glance

As of September 8, 2026, Amp Back in Stock & Preorder + is rated 4.9 stars from 940 reviews and Preorder, Back In Stock REZ is rated 5.0 stars from 1,517 reviews on the Shopify App Store.

Rating: Preorder, Back In Stock REZ has the higher rating, 5.0 stars against 4.9.
Reviews: Preorder, Back In Stock REZ has more reviews, 1,517 against 940.
Pricing: Both list "Free plan available".
Built for Shopify: Both carry the Built for Shopify badge.

Amp Back in Stock & Preorder + and Preorder, Back In Stock REZ on the Shopify App Store, as of September 8, 2026: rating, review count, pricing label, the Built for Shopify badge, and the date each app's data was last read from the store.
Fact	Amp Back in Stock & Preorder +	Preorder, Back In Stock REZ
Tagline	Back in stock alerts, preorders, wishlist & low stock badges	Do Pre order, notify me, back in stock alert backorder presale
Rating	★ 4.9	★ 5.0
Reviews	940	1,517
Pricing	Free plan available	Free plan available
Built for Shopify	Built for Shopify	Built for Shopify
Data as of	September 8, 2026	September 8, 2026

Ratings, review counts, pricing labels and badges are read from each app's Shopify App Store search result card. Rankings are the store's organic results for the searches Rankbase tracks; sponsored results are excluded.

Where each app ranks in App Store search

Every Shopify App Store search Rankbase tracks where Amp Back in Stock & Preorder + or Preorder, Back In Stock REZ is in the top 10 today, with the position merchants see. Organic results only, across 3,620 tracked searches; sponsored placements never count.
App Store search	Amp Back in Stock & Preorder +	Preorder, Back In Stock REZ
Both apps rank · 6 searches
Vorbestellung	#3	#1
Precommande	#7	#3
Back In Stock	#7	#4
Pre Orders	#9	#3
Preorders	#10	#3
Back In Stock Alert	#9	#5
Only Amp Back in Stock & Preorder + ranks · 4 searches
Amp	#1	not in top 10
Amp Slidecart	#6	not in top 10
Exact	#10	not in top 10
Wunschliste	#10	not in top 10
Only Preorder, Back In Stock REZ ranks · 33 searches
Backorder	not in top 10	#2
Mondial Rel	not in top 10	#2
Preventa	not in top 10	#2
Depo	not in top 10	#3
Presale	not in top 10	#3
Stockful	not in top 10	#3
Baback	not in top 10	#4
Pre Order Manager	not in top 10	#4
Preorder	not in top 10	#4
Voorraad	not in top 10	#4
Alert Me	not in top 10	#5
Manus	not in top 10	#5
Notify	not in top 10	#5
Notify Me	not in top 10	#5
Pandectes	not in top 10	#5
Pandects	not in top 10	#5
Stock	not in top 10	#5
Order Management	not in top 10	#7
Orderly	not in top 10	#7
Parcelamento	not in top 10	#7
Candy Rack	not in top 10	#8
Essential Preorder	not in top 10	#8
Retour	not in top 10	#8
Waitlist	not in top 10	#8
Kno	not in top 10	#9
Orders	not in top 10	#9
Poptin	not in top 10	#9
Split Payment	not in top 10	#9
Stocado	not in top 10	#9
Coming Soon	not in top 10	#10
Order	not in top 10	#10
Razor	not in top 10	#10
Split	not in top 10	#10

In the App Store's organic search results, Amp Back in Stock & Preorder + ranks in the top 10 for 10 of the 3,620 searches we track and Preorder, Back In Stock REZ for 39. They share 6 searches and Preorder, Back In Stock REZ ranks higher on all of them.

Frequently asked questions

Is Amp Back in Stock & Preorder + or Preorder, Back In Stock REZ rated higher on the Shopify App Store?

Preorder, Back In Stock REZ has the higher rating, 5.0 stars against 4.9. Preorder, Back In Stock REZ has more reviews, 1,517 against 940.

Which has more reviews, Amp Back in Stock & Preorder + or Preorder, Back In Stock REZ?

Preorder, Back In Stock REZ has more reviews, 1,517 against 940.

Which ranks higher in Shopify App Store search, Amp Back in Stock & Preorder + or Preorder, Back In Stock REZ?

How is this comparison made?

Rankbase records the organic results merchants see when they search the Shopify App Store for 3,620 popular keywords, refreshed daily for published rankings and at least weekly for the rest. Each app's rating, review count, pricing label and Built for Shopify badge are taken from its App Store search result card, so they are exactly what merchants see; the date next to each app is the last time it appeared in any tracked top 10. Sponsored results are excluded, and nothing on this page is edited by hand, including for Rankbase's own apps.

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Preorder, Back In Stock REZ against other apps

Rankbase paired these two apps on September 8, 2026, when both ranked in the top 3 for "vorbestellung". The page stays as long as either app keeps ranking or the comparison keeps being read, and every number on it is refreshed from the App Store.

All app comparisons → · Browse keyword rankings →

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Built by Craftshift

Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.

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