Customer Demand Shopify Apps – Market Share Breakdown
(Updated September 2026) See which customer demand Shopify apps dominate installs and how their share has shifted over time. This keyword page shows the full market share table, monthly share trends for the leaders, and a country-level breakdown so you can compare global vs regional dominance.
Customer Demand Shopify Apps — Full Market Share Table
All tracked customer demand Shopify apps ranked by current install share, with change vs 30 days ago and Leader / Climbing / Declining / Stable status — filterable by country and date range.
| # | App | Market Share | Change | Status |
|---|---|---|---|---|
| 1 |  Preorder, Back In Stock REZ | 53.59% | 23.45 | Climbing |
| 2 |  Back In Stock,Notify Me: Kbite | 20.29% | 20.60 | Declining |
| 3 |  Notify Me! Back in Stock Alert | 13.26% | 0.77 | Declining |
| 4 |  Preorder, Back In Stock ‑ STOQ | 9.52% | 1.45 | Declining |
| 5 |  Essent Preorder Back in Stock | 2.66% | 0.46 | Declining |
| 6 |  Preorder, Back in stock Duck | 0.23% | 0.05 | Declining |
| 7 |  Stockie Inventory Management | 0.21% | 0.04 | Climbing |
| 8 |  Amp Back in Stock & Preorder + | 0.15% | 0.11 | Declining |
| 9 |  SE Wishlist Engine | 0.04% | 0.01 | Climbing |
| 10 |  Early Bird: Preorder & Restock | 0.01% | 0.02 | Declining |
Showing 1-10 out of 24
Key Insights:
- Preorder, Back In Stock REZ holds 53.6% share of customer demand app installs — 33.3pp ahead of Back In Stock,Notify Me: Kbite (20.3%).
- Top 3 apps (Preorder, Back In Stock REZ, Back In Stock,Notify Me: Kbite, Notify Me! Back in Stock Alert) account for 87.1% of all customer demand install share — a concentrated market.
- Preorder, Back In Stock REZ is gaining share fastest this month (+23.45pp) — the largest single gainer among the top customer demand apps by share.
- Back In Stock,Notify Me: Kbite is losing share fastest (-20.60pp) — could indicate a churning user base or a stronger challenger gaining ground.
Customer Demand Shopify Apps — Market Share Over Time
Monthly market share trajectory for the top 5 customer demand Shopify apps over the past year — see who's gaining or losing install share month by month.
Charts Data
| App | Apr 2026 | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 |
|---|---|---|---|---|---|---|
| Preorder, Back In Stock ‑ STOQ | — | 50.8% | 10.9%39.83 | 9.4%1.5 | 7.8%1.62 | 48.8%40.96 |
| Back In Stock,Notify Me: Kbite | — | 21.4% | 40.9%19.48 | 20.3%20.63 | 42.0%21.76 | 22.9%19.08 |
| Notify Me! Back in Stock Alert | — | 7.0% | 14.1%7.03 | 13.4%0.68 | 24.7%11.37 | 15.8%8.97 |
| Preorder, Back In Stock REZ | — | 16.6% | 30.2%13.56 | 53.6%23.44 | 20.5%33.16 | 7.8%12.66 |
 Preorder Now Presale Timesact | — | — | — | — | 3.0% | 2.8%0.15 |
Key Insights:
- Preorder, Back In Stock ‑ STOQ's share contracted from 50.8% → 48.8% over the charted period.
- Of the top 5 tracked customer demand apps, 2 grew share and 3 lost share — challengers are eating into leader's share.
Top Customer Demand Shopify Apps by Country
Per-country market share rankings for customer demand Shopify apps across 5 markets — see which apps lead in each country and where regional leaders diverge from the global leader.
| # | 🌎 Worldwide |  United States |  India |  China |  United Kingdom |
|---|---|---|---|---|---|
| 1 | | | | | |
| 2 | | | | | |
| 3 | | | | | |
| 4 | | | | | |
| 5 | | | |  | |
Key Insights:
- Preorder, Back In Stock REZ leads customer demand apps in all 4 tracked markets — United States, India, China, United Kingdom.
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Top 5 Apps in Customer Demand
- Preorder, Back In Stock ‑ STOQ — Leads customer demand apps with 48.8% install share, rated 5.0★ — gaining share this month.
- Back In Stock,Notify Me: Kbite — Holds 22.9% of customer demand app install share, rated 5.0★ — losing share this month.
- Notify Me! Back in Stock Alert — Holds 15.8% of customer demand app install share, rated 4.9★ — losing share this month.
- Preorder Now Presale Timesact — Holds 2.8% of customer demand app install share, rated 5.0★ — losing share this month.
- Preorder, Back In Stock REZ — Holds 7.8% of customer demand app install share, rated 5.0★ — losing share this month.
Customer Demand Shopify Apps — Frequently Asked Questions
1. Which customer demand app has the highest market share on Shopify?
Preorder, Back In Stock REZ dominates the customer demand category on Shopify with 53.6% of installs — 33.3pp ahead of Back In Stock,Notify Me: Kbite. This is a clear leader by share, so most merchants default to it unless they have a niche-fit reason to pick differently.
2. How is market share calculated for customer demand Shopify apps?
For customer demand (a keyword page), market share is rank-weighted — apps at position #1 carry roughly 40× the weight of apps at position #22, and apps beyond #22 are excluded. Each app's weighted score is divided by the total weighted score across the keyword to give the share %. This reflects Shopify search behaviour: most installs come from the top of the results.
3. Which customer demand apps are gaining market share on Shopify?
Preorder, Back In Stock REZ is gaining customer demand app market share fastest this month, up +23.45pp versus 30 days ago. Switch the table sub-tab to "Market Share Changes" to see all gainers ordered by movement.
4. Which customer demand apps are losing market share on Shopify?
Back In Stock,Notify Me: Kbite has lost the most market share this month among customer demand apps (-20.60pp). Sort the table by Change (Low to High) to see the full list of decliners.
5. Which countries drive the most customer demand Shopify app installs?
United States drives the largest share of customer demand app installs at 37.3%, followed by United Kingdom at 10.2% and Australia at 9.4%. Use the country picker on the third card to compare market leaders by country.
6. How many customer demand apps does ShopDigest track on Shopify?
ShopDigest tracks 96 customer demand apps on the Shopify App Store. Market share, rankings, and review data refresh weekly so you can track competitive shifts as they happen.
