Back-In-Stock Emails Shopify Apps – Reviews & Rating Trends
(Updated September 2026) Compare reviews and ratings for back-in-stock emails 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 back-in-stock emails apps.
Back-In-Stock Emails Shopify Apps — Full Reviews Table
All tracked back-in-stock emails 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 |
|---|---|---|
8,75248 | 4.9 | |
 Privy ‑ Email, SMS & Pop Ups | 4,2312 | 4.5 |
 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 |
3,149114 | 4.6 | |
 Omnisend Email Marketing & SMS | 3,13242 | 4.7 |
 Brevo PushOwl: Email,Push,SMS | 2,19133 | 4.9 |
 Preorder Now Presale Timesact | 2,00434 | 5.0 |
 PreOrder Globo | Back in Stock | 1,84037 | 4.8 |
Showing 1-10 out of 83
Key Insights:
- Pop Convert ‑ Pop Ups, Banners leads back-in-stock emails apps with 8,752 total reviews — 4,521 more than Privy ‑ Email, SMS & Pop Ups (4,231).
- Top 3 apps (Pop Convert ‑ Pop Ups, Banners, Privy ‑ Email, SMS & Pop Ups, Back In Stock,Notify Me: Kbite) hold 46.6% of all reviews across the top 10 tracked back-in-stock emails apps.
- Notify Me! Back in Stock Alert is gaining reviews fastest this month (+161) — strong recent install momentum.
- 10 of 10 top-reviewed back-in-stock emails apps gained new reviews this period; 0 saw no net additions.
Back-In-Stock Emails Shopify Apps — Cumulative Review Trend
Monthly cumulative review count for the top 5 back-in-stock emails Shopify apps over the past year — a longitudinal view of which apps keep accumulating reviews and which have flattened.
Charts Data
| App | Apr 2026 | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 |
|---|---|---|---|---|---|---|
 Pop Convert ‑ Pop Ups, Banners | 8,63391 | 8,67239 | 8,70735 | 8,75649 | 8,79034 | 8,80919 |
| Privy ‑ Email, SMS & Pop Ups | 4,229 | 4,229 | 4,229 | 4,2312 | 4,231 | 4,231 |
| Back In Stock,Notify Me: Kbite | 3,53690 | 3,644108 | 3,759115 | 3,915156 | 4,061146 | 4,176115 |
| Notify Me! Back in Stock Alert | 3,11183 | 3,242131 | 3,404162 | 3,569165 | 3,713144 | 3,816103 |
| Preorder, Back In Stock ‑ STOQ | 3,037149 | 3,213176 | 3,376163 | 3,516140 | 3,642126 | 3,745103 |
Key Insights:
- Pop Convert ‑ Pop Ups, Banners's cumulative reviews grew from 6,426 to 8,809 over the charted period — 2,383 new reviews accumulated.
- Pop Convert ‑ Pop Ups, Banners's 8,809 cumulative reviews sit 2.4× above Preorder, Back In Stock ‑ STOQ's 3,745 at the bottom of the plotted back-in-stock emails set — a wide spread between long-running leaders and newer entrants.
- Pop Convert ‑ Pop Ups, Banners'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 — Back-In-Stock Emails Shopify Apps
Race-style view of how the top 5 back-in-stock emails 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 |
|---|---|---|
| Privy ‑ Email, SMS & Pop Ups | 23 | 3,964 |
| Pop Convert ‑ Pop Ups, Banners | 24 | 8,583 |
| Back In Stock,Notify Me: Kbite | 35 | 3,934 |
| Preorder, Back In Stock ‑ STOQ | 38 | 3,554 |
| Notify Me! Back in Stock Alert | 46 | 3,619 |
Key Insights:
- Privy ‑ Email, SMS & Pop Ups reached 1,000 reviews fastest — in 23 months since launch.
- Pop Convert ‑ Pop Ups, Banners crossed 1,000 reviews in 24 months — 1 month behind Privy ‑ Email, SMS & Pop Ups.
- All 5 apps in this set have crossed 1,000 reviews — months-to-1k ranges from 23 to 46, a 23-month spread.
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Most-Reviewed Back-In-Stock Emails Shopify Apps
Pop Convert ‑ Pop Ups, Banners leads back-in-stock emails Shopify apps with 8,752 cumulative reviews and a 4.9★ average rating. Privy ‑ Email, SMS & Pop Ups (4,231 reviews) and Back In Stock,Notify Me: Kbite (3,904 reviews) round out the top 3. Combined, the top 3 apps hold 46.6% of all reviews across the top tier — a tight oligopoly where the leader's review flywheel is hard to break. Notable mover: Notify Me! Back in Stock Alert added the most new reviews this month (+161) — a strong recent install signal.
Pop Convert ‑ Pop Ups, Banners's 8,752-review base reflects long-running merchant adoption in back-in-stock emails — a tenure signal for merchants who weight track record alongside current fit. Privy ‑ Email, SMS & Pop Ups (4,231 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.
Back-In-Stock Emails Shopify Apps — Long-Term Review Trends
Pop Convert ‑ Pop Ups, Banners accumulated 2,383 new reviews from Jan 2025 to Sep 2026, growing from 6,426 to 8,809 cumulative reviews — a steep addition rate for back-in-stock emails apps. Across the top 5 plotted back-in-stock emails 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.
Pop Convert ‑ Pop Ups, Banners's lead in cumulative reviews compounds in concentrated back-in-stock emails 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 8,809 cumulative base.
Review Growth Velocity in Back-In-Stock Emails — Which Apps Grew Fastest
Privy ‑ Email, SMS & Pop Ups reached 1,000 reviews in 23 months since launch — the fastest ramp among the top 5 back-in-stock emails apps tracked here. Pop Convert ‑ Pop Ups, Banners in 24 months, Back In Stock,Notify Me: Kbite in 35 months, Preorder, Back In Stock ‑ STOQ in 38 months, and Notify Me! Back in Stock Alert took 46 months to cross the same milestone, a 23-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 3,554 (Preorder, Back In Stock ‑ STOQ) to 8,583 (Pop Convert ‑ Pop Ups, Banners) — a 2.4× difference, showing how far ahead the leader has continued to build past the milestone.
The 23-month spread between Privy ‑ Email, SMS & Pop Ups and Notify Me! Back in Stock Alert reaching 1,000 reviews suggests a competitive back-in-stock emails category — leaders pulled ahead by roughly a year, but no single app dominated launch-to-milestone speed. The ramp differences likely reflect both product quality and timing-of-launch rather than one clear category winner.
Top 5 Apps in Back-In-Stock Emails
- Preorder, Back In Stock ‑ STOQ — Has accumulated 3,745 reviews for back-in-stock emails at a 5.0★ average.
- Back In Stock,Notify Me: Kbite — Has accumulated 4,176 reviews for back-in-stock emails at a 5.0★ average.
- Preorder Now Presale Timesact — Has accumulated 2,086 reviews for back-in-stock emails at a 5.0★ average.
- Klaviyo: Email Marketing & SMS — Has accumulated 3,333 reviews for back-in-stock emails at a 4.7★ average.
- Essent Preorder Back in Stock — Has accumulated 1,280 reviews for back-in-stock emails at a 5.0★ average.
Back-In-Stock Emails Shopify Apps — Frequently Asked Questions
1. Which back-in-stock emails app has the most reviews on Shopify?
Pop Convert ‑ Pop Ups, Banners has the most reviews among back-in-stock emails Shopify apps with 8,752 total reviews, ahead of Privy ‑ Email, SMS & Pop Ups at 4,231. Sort the table by Reviews (High to Low) to see the full ranked list.
2. How are reviews used to measure back-in-stock emails 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 back-in-stock emails 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 back-in-stock emails app is gaining reviews fastest on Shopify?
Notify Me! Back in Stock Alert is gaining the most new reviews this month among back-in-stock emails apps, adding 161 reviews in the past 30 days. Switch the table sub-tab to "Review Changes" to see all apps ordered by review velocity.
4. Which back-in-stock emails app reached 1,000 reviews fastest on Shopify?
Privy ‑ Email, SMS & Pop Ups hit 1,000 reviews in 23 months since launch — the fastest review ramp among tracked back-in-stock emails 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 back-in-stock emails Shopify apps?
The top 5 back-in-stock emails apps average 4.9★ across 23,654 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 back-in-stock emails 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.
