AOV.ai PreOrder Back in Stock vs PreOrder Guard ‑ Preorders
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 9, 2026 for AOV.ai PreOrder Back in Stock, Oct 27, 2026 for PreOrder Guard.
The short answer
- Only PreOrder Guard lists a free plan.
- AOV.ai PreOrder Back in Stock lists 7 features PreOrder Guard’s listing doesn’t mention, including Badges, Buttons, Coming soon.
Head to head
- Australia
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · 3 active preorders at a time
- · Deposit or full payment at checkout
- · Native purchase options, no theme code
- · Risk grade on every preorder promise
- · Shipment slips flagged in dashboard
- · Suggested safe cap from your forecast
Growth
- · Everything in Free
- · Up to 50 active preorders
Pro
- · Everything in Growth
- · Unlimited active preorders
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureStop losing customers to out-of-stock or coming-soon products. Automatically replace "Sold Out" with a preorder button. Collect full payment, a percentage deposit, or a fixed deposit. then auto-collect the remaining balance before you ship. Customers can join a back-in-stock waitlist and get an email the moment you restock. Display estimated delivery dates on product pages so buyers order with confidence.
When a product is about to sell out, PreOrder Guard lets you keep selling against the shipment already on its way. It suggests a preorder cap from your own sales history and the incoming quantity, holding back a buffer for supplier delays. Sales do not stop at the cap: you turn the preorder off yourself. Preorders run on Shopify's native purchase options, so nothing is written to your theme.
- Custom Pre-Order Campaigns: Easily manage multiple product launches or restocks
- Delivery Dates: Build trust by showing clear shipping dates to customers.
- Full Payment: Capture the entire order value at checkout to support cash flow
- Storefront Widget: Automatically replace Sold Out with pre-order buttons
- Safe preorder cap so you never sell more than the shipment covers
- Risk alerts when a shipment slips or a cap sells through too fast
- Runs on native purchase options — no theme code, no leftovers
- Take a deposit now and charge the balance automatically later
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  AOV.ai PreOrder Back in Stock |  PreOrder Guard |
|---|---|---|
| Detected stores | 2 | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Food, Beverages & Tobacco, Home & Garden | Not published |
| Top store countries | Australia | Not published |
Reviews
| Measure | AOV.ai PreOrder Back in Stock | PreOrder Guard |
|---|---|---|
| App Store rating | 4.9 ★ | Not published |
| App Store reviews | 27 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 0% | Not enough data |
Pricing
| Measure | AOV.ai PreOrder Back in Stock | PreOrder Guard |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | No monthly plan listed | $14.90/month |
| Longest free trial | Not listed | 7 days |
| Plans listed | Not published | 3 |
Listing
| Measure | AOV.ai PreOrder Back in Stock | PreOrder Guard |
|---|---|---|
| Shopify category rank | #19(ahead) | #113 |
| Shopify App Charts | #2 on Rookies in Pre-orders | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Mar 25, 2026 | Aug 3, 2026 |
| Languages | 1 | 10 |
| Developer | AOV.ai | addson |
FAQ
AOV.ai PreOrder Back in Stock and PreOrder Guard: common questions
- Is AOV.ai PreOrder Back in Stock or PreOrder Guard cheaper?
- Only PreOrder Guard lists a free plan. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- AOV.ai PreOrder Back in Stock lists 7 the others don’t mention, such as Badges, Buttons, Coming soon, Custom text. PreOrder Guard lists 1 the others don’t mention, such as Multi-language. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 9, 2026 for AOV.ai PreOrder Back in Stock, Oct 27, 2026 for PreOrder Guard; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 9, 2026 for AOV.ai PreOrder Back in Stock, Oct 27, 2026 for PreOrder Guard. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.