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Shelf OS icon

Shopify app

New

Shelf OS

Know what to reorder before you run out — without...

Rating on Shopify
No ratings yet
Reviews
0
Launched
August 11, 2026
Pricing
Free plan available
Languages
English

View on the Shopify App Store

The facts

Every value below is read from the listing or computed by the published formula. Nothing is a verdict.

Rank in Inventory optimization

#396 of 486

See the ranked table

Bayesian rating

n/a

category median 4.58

Reviews in the last 180 days

n/a

no dated reviews collected

1 and 2 star share

n/a

no rating distribution

Starting price

$19/month

band: $10 to $29

Pricing plans as listed on Shopify

All charges are billed in USD. Recurring and usage-based charges are billed every 30 days.

PlanPriceBilled yearlyTrialUsage feeIncluded
FreeFreenot offerednonenone statedTop 100 variants by revenue; 1 location; 90 days sales history; 1 Store
Starter Monthly$19/monthnot offerednonenone stated2,000 variants; 1 location; 90 days of history; Weekly buy-list email; CSV and PDF exports; Every number shows its math
Growth Monthly$39/monthnot offerednonenone statedEverything in Starter; 10,000 variants; 3 locations; 365 days of history (seasonality); Budget Mode; Stockout risk alerts
Pro Monthly$79/monthnot offerednonenone statedEverything in Growth; Unlimited variants and locations; Open to Buy; Up to 3 stores; Slack digest
Starter Annual$190/yearnot offerednonenone statedSame Features as Starter Monthly
Growth Annual$390/yearnot offerednonenone statedSame Features as Growth Monthly
Pro Annual$790/yearnot offerednonenone statedSame Features as Pro Monthly

Features Shopify lists for this app

Feature handles from the listing, grouped as Shopify groups them.

Inventory management

  • Inventory tracking
  • Forecasting
  • Multi-location
  • SKUs
  • Stock replenishment
  • Import and export
  • Inventory planning

Order management

  • Purchase orders

Notifications and analytics

  • Restock notifications
  • Replenishment reminders
  • Low stock alerts
  • Out of stock notifications
  • Threshold alerts
  • Insights
  • Email notifications
  • Analytics

Data access

As disclosed on the listing. Never scored.

View customer data

Device and activity data

  • Device and activity data: Geolocation, IP address, browser and operating system

View staff and contributor data

Store owner

  • Store owner: Name, email address, phone number, physical address

View store data

Products, orders

  • View products: Inventory, products, collections
  • View orders: All order history
  • View other data: Locations

Developer

Phase Group LLC

Apps in the dataset:
1
Address:
Sacramento, CA, US
Website:
not stated
Support email domain:
phasegroup.ai
English support:
yes
Resources:
Privacy policy

Similar apps

Shopify's own similar-apps list first, then apps in the same category that share the most feature handles.

From the Shopify listingDeveloper claims, shown verbatim and collapsed. 106 words.Show
  • Buy list with a verdict: what runs out first, how much to order, from whom.
  • Budget Mode allocates your spend across the most urgent reorders
  • Printable supplier purchase orders and barcode label PDFs
  • Every number shows its math — click any qty to see why
  • Dead stock report: capital tied up + 30/60/90-day actions

Know what to reorder, how much, and from whom — before it sells out. Every number shows its math.

Some products are about to sell out, others are dead money, and telling which — and how much to buy — means a spreadsheet every week.

Shelf OS reads your sales and stock and returns one buy list, sorted by what runs out first, with quantities that respect case packs and supplier minimums. Click any number to see the arithmetic in plain English. Set a budget and it allocates across your most urgent lines. Export supplier POs, barcode labels and a dead-stock report. Read-only: we never write.

Questions and comments

Questions people ask about Shelf OS, answered from what this page shows. Entries marked Site editor are written by the EcomAppReviews editor. Reader comments appear after a person has read and approved them, usually within a day. E-mail addresses are never published.

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Last updated Oct 21, 2026. Ratings and review counts are the values shown on each app's public listing. How the numbers are computed: methodology.

0 reviews counted on the listing. Rating and count in the structured data are the values Shopify displayed when the listing was last refreshed.