Stock Sync Shopify Apps – Reviews & Rating Trends
(Updated October 2026) Compare reviews and ratings for stock sync Shopify apps and see which apps are gaining the most install momentum. Review counts are the closest proxy to actual installs — Shopify doesn't publish install numbers — so review velocity is one of the strongest signals of merchant adoption for stock sync apps.
Stock Sync Shopify Apps — Full Reviews Table
All tracked stock sync Shopify apps ranked by total review count, with new reviews gained vs 30 days ago and average rating. Filter by country and date range; sort by reviews or review velocity.
| App | Reviews | Rating |
|---|---|---|
 Back In Stock,Notify Me: Kbite | 3,904152 | 5.0 |
 Notify Me! Back in Stock Alert | 3,557161 | 4.9 |
 Preorder, Back In Stock ‑ STOQ | 3,512142 | 5.0 |
 PreOrder Globo | Back in Stock | 1,84037 | 4.8 |
 REZ Preorder, Back In Stock | 1,364236 | 5.0 |
 Essent Preorder Back in Stock | 1,20162 | 5.0 |
 Amp Back in Stock & Preorder + | 90515 | 4.8 |
 syncX: Stock Sync & Inventory | 88837 | 4.7 |
 Preorder, Back in stock Duck | 47715 | 5.0 |
 Synctrack PayPal Tracking Sync | 4333 | 5.0 |
Showing 1-10 out of 67
Key Insights:
- Back In Stock,Notify Me: Kbite leads stock sync apps with 3,904 total reviews — 347 more than Notify Me! Back in Stock Alert (3,557).
- Top 3 apps (Back In Stock,Notify Me: Kbite, Notify Me! Back in Stock Alert, Preorder, Back In Stock ‑ STOQ) hold 60.7% of all reviews across the top 10 tracked stock sync apps.
- REZ Preorder, Back In Stock is gaining reviews fastest this month (+236) — strong recent install momentum.
- 10 of 10 top-reviewed stock sync apps gained new reviews this period; 0 saw no net additions.
Stock Sync Shopify Apps — Cumulative Review Trend
Monthly cumulative review count for the top 5 stock sync Shopify apps over the past year — a longitudinal view of which apps keep accumulating reviews and which have flattened.
Charts Data
| App | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 | Oct 2026 |
|---|---|---|---|---|---|---|
| Back In Stock,Notify Me: Kbite | 3,644108 | 3,759115 | 3,915156 | 4,061146 | 4,195134 | 4,20611 |
| Notify Me! Back in Stock Alert | 3,242131 | 3,404162 | 3,569165 | 3,713144 | 3,838125 | 3,85820 |
| Preorder, Back In Stock ‑ STOQ | 3,213176 | 3,376163 | 3,516140 | 3,642126 | 3,761119 | 3,77615 |
| PreOrder Globo | Back in Stock | 1,75247 | 1,80351 | 1,84542 | 1,90863 | 1,94638 | 1,9493 |
| REZ Preorder, Back In Stock | 943150 | 1,138195 | 1,382244 | 1,497115 | 1,55659 | 1,5626 |
Key Insights:
- Back In Stock,Notify Me: Kbite's cumulative reviews grew from 1,944 to 4,206 over the charted period — 2,262 new reviews accumulated.
- Back In Stock,Notify Me: Kbite's 4,206 cumulative reviews sit 2.7× above REZ Preorder, Back In Stock's 1,562 at the bottom of the plotted stock sync set — a wide spread between long-running leaders and newer entrants.
- Back In Stock,Notify Me: Kbite's cumulative review lead compounds over time — an established review base acts as a trust signal for merchants comparing apps, and continued adoption keeps the review count climbing, a flywheel newcomers struggle to interrupt.
Fastest to 1,000 Reviews — Stock Sync Shopify Apps
Race-style view of how the top 5 stock sync Shopify apps reached 1,000 reviews — months since launch on the X-axis, cumulative review count on the Y-axis. Adjust the milestone or app set with the filters above.
Charts Data
| App | Months to Reach 1,000 Reviews | Current Review Count |
|---|---|---|
| REZ Preorder, Back In Stock | 13 | 1,562 |
| Back In Stock,Notify Me: Kbite | 35 | 4,210 |
| Preorder, Back In Stock ‑ STOQ | 38 | 3,755 |
| Notify Me! Back in Stock Alert | 46 | 3,842 |
| PreOrder Globo | Back in Stock | 76 | 1,936 |
Key Insights:
- REZ Preorder, Back In Stock reached 1,000 reviews fastest — in 13 months since launch.
- Back In Stock,Notify Me: Kbite crossed 1,000 reviews in 35 months — 22 months behind REZ Preorder, Back In Stock.
- All 5 apps in this set have crossed 1,000 reviews — months-to-1k ranges from 13 to 76, a 63-month spread.
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Most-Reviewed Stock Sync Shopify Apps
Back In Stock,Notify Me: Kbite leads stock sync Shopify apps with 3,904 cumulative reviews and a 5.0★ average rating. Notify Me! Back in Stock Alert (3,557 reviews) and Preorder, Back In Stock ‑ STOQ (3,512 reviews) round out the top 3. Combined, the top 3 apps hold 60.7% of all reviews across the top tier — a tight oligopoly where the leader's review flywheel is hard to break. Notable mover: REZ Preorder, Back In Stock added the most new reviews this month (+236) — a strong recent install signal.
Back In Stock,Notify Me: Kbite's 3,904-review base reflects long-running merchant adoption in stock sync — a tenure signal for merchants who weight track record alongside current fit. Notify Me! Back in Stock Alert (3,557 reviews) and the rest of the top tier carry meaningful adoption too, and feature scope, support, and current trajectory often matter more than raw review totals when choosing between established options.
Stock Sync Shopify Apps — Long-Term Review Trends
Back In Stock,Notify Me: Kbite accumulated 2,262 new reviews from Jan 2025 to Oct 2026, growing from 1,944 to 4,206 cumulative reviews — a steep addition rate for stock sync apps. Across the top 5 plotted stock sync apps, the steepest ongoing slopes mark the ones still actively winning new merchants — absolute review counts matter less than recent acceleration when picking apps in a category that's still growing.
Back In Stock,Notify Me: Kbite's lead in cumulative reviews compounds in concentrated stock sync categories: more reviews lift App Store rank, which drives more installs, which add more reviews — newcomers face a steep curve to catch up to the 4,206 cumulative base.
Review Growth Velocity in Stock Sync — Which Apps Grew Fastest
REZ Preorder, Back In Stock reached 1,000 reviews in 13 months since launch — the fastest ramp among the top 5 stock sync apps tracked here. Back In Stock,Notify Me: Kbite in 35 months, Preorder, Back In Stock ‑ STOQ in 38 months, Notify Me! Back in Stock Alert in 46 months, and PreOrder Globo | Back in Stock took 76 months to cross the same milestone, a 63-month spread between the fastest and slowest in the set.
All 5 apps in this set have crossed 1,000 reviews, with current cumulative counts now ranging from 1,562 (REZ Preorder, Back In Stock) to 4,210 (Back In Stock,Notify Me: Kbite) — a 2.7× difference, showing how far ahead the leader has continued to build past the milestone.
The 63-month gap between REZ Preorder, Back In Stock's and PreOrder Globo | Back in Stock's time-to-1,000 highlights how unevenly product-market fit landed across this stock sync set — the leader found its merchant audience early, while late-rampers took multiple years to reach the same review depth. For merchants comparing these apps today, slower-ramping apps may have closed the functionality gap but still operate on smaller review bases.
Top 5 Apps in Stock Sync
- syncX: Stock Sync & Inventory — Has accumulated 926 reviews for stock sync at a 4.7★ average.
- Trunk ‑ Stock Sync & Bundling — Has accumulated 408 reviews for stock sync at a 4.9★ average.
- Easify Inventory Sync — Has accumulated 74 reviews for stock sync at a 4.5★ average.
- Variant Stock Sync — Has accumulated 0 reviews for stock sync.
- Simple Discounts — Has accumulated 16 reviews for stock sync at a 5.0★ average.
Stock Sync Shopify Apps — Frequently Asked Questions
1. Which stock sync app has the most reviews on Shopify?
Back In Stock,Notify Me: Kbite has the most reviews among stock sync Shopify apps with 3,904 total reviews, ahead of Notify Me! Back in Stock Alert at 3,557. Sort the table by Reviews (High to Low) to see the full ranked list.
2. How are reviews used to measure stock sync app popularity on Shopify?
Reviews are the closest publicly available proxy for install volume on Shopify — Shopify doesn't publish install counts, so cumulative reviews and review velocity are the standard way to measure adoption. For stock sync apps, this page shows total reviews, new reviews per month, and time-to-1,000 reviews so you can compare both established scale and current momentum.
3. Which stock sync app is gaining reviews fastest on Shopify?
REZ Preorder, Back In Stock is gaining the most new reviews this month among stock sync apps, adding 236 reviews in the past 30 days. Switch the table sub-tab to "Review Changes" to see all apps ordered by review velocity.
4. Which stock sync app reached 1,000 reviews fastest on Shopify?
REZ Preorder, Back In Stock hit 1,000 reviews in 13 months since launch — the fastest review ramp among tracked stock sync Shopify apps. Use the "Fastest to 1,000 Reviews" chart above to compare against other apps or change the milestone (5,000, 10,000, etc.).
5. What is the average rating for top stock sync Shopify apps?
The top 5 stock sync apps average 5.0★ across 15,305 combined reviews — a strong overall quality benchmark. Individual ratings appear in the table above; sort by Reviews to see how rating varies across the most-installed apps.
6. How often are review counts for stock sync apps updated on Shopify?
Review counts and rating data refresh weekly on this page. The Reviews Trend chart aggregates monthly intervals by default — switch to weekly granularity for shorter-term signals or yearly for macro trends.
