Sender Email Shopify Apps – Reviews & Rating Trends
(Updated October 2026) Compare reviews and ratings for sender email 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 sender email apps.
Sender Email Shopify Apps — Full Reviews Table
All tracked sender email 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 |
|---|---|---|
7,72230 | 5.0 | |
3,36298 | 4.6 | |
 Omnisend Email Marketing & SMS | 3,19131 | 4.7 |
 Vify Order Printer PDF Invoice | 1,20513 | 4.9 |
 Avada PDF Invoice Generator | 7096 | 4.9 |
 WebPlanex: GST Invoice India | 49118 | 5.0 |
 Sufio: Invoices You Can Trust | 4665 | 4.9 |
 Invoice Falcon | 34418 | 4.8 |
 Invoice Hero | 3114 | 4.8 |
 MS Order Printer ‑ PDF Invoice | 29916 | 5.0 |
Showing 1-10 out of 73
Key Insights:
- CW Email Popup Email Marketing leads sender email apps with 7,722 total reviews — 4,360 more than Klaviyo: Email Marketing & SMS (3,362).
- Top 3 apps (CW Email Popup Email Marketing, Klaviyo: Email Marketing & SMS, Omnisend Email Marketing & SMS) hold 78.9% of all reviews across the top 10 tracked sender email apps.
- Klaviyo: Email Marketing & SMS is gaining reviews fastest this month (+98) — strong recent install momentum.
- 10 of 10 top-reviewed sender email apps gained new reviews this period; 0 saw no net additions.
Sender Email Shopify Apps — Cumulative Review Trend
Monthly cumulative review count for the top 5 sender email 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 |
|---|---|---|---|---|---|---|
 Klaviyo: Email Marketing & SMS | 2,856242 | 3,023167 | 3,134111 | 3,238104 | 3,33294 | 3,37139 |
| Vify Order Printer PDF Invoice | 1,13614 | 1,15519 | 1,17116 | 1,19120 | 1,2009 | 1,2088 |
| Avada PDF Invoice Generator | 66713 | 67912 | 6878 | 70013 | 7077 | 7103 |
| WebPlanex: GST Invoice India | 42813 | 4379 | 4458 | 46924 | 48819 | 4946 |
| Sufio: Invoices You Can Trust | 43711 | 4425 | 45210 | 4586 | 4668 | 466 |
Key Insights:
- Klaviyo: Email Marketing & SMS's cumulative reviews grew from 1,766 to 3,371 over the charted period — 1,605 new reviews accumulated.
- Klaviyo: Email Marketing & SMS's 3,371 cumulative reviews sit 7.2× above Sufio: Invoices You Can Trust's 466 at the bottom of the plotted sender email set — a wide spread between long-running leaders and newer entrants.
Fastest to 1,000 Reviews — Sender Email Shopify Apps
Race-style view of how the top 5 sender email 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 |
|---|---|---|
 CW Email Popup Email Marketing | 12 | 7,725 |
| Vify Order Printer PDF Invoice | 59 | 1,200 |
| Omnisend Email Marketing & SMS | 92 | 3,179 |
| Klaviyo: Email Marketing & SMS | 113 | 3,335 |
| Avada PDF Invoice Generator | Not yet reached | 707 |
Key Insights:
- CW Email Popup Email Marketing reached 1,000 reviews fastest — in 12 months since launch.
- Vify Order Printer PDF Invoice crossed 1,000 reviews in 59 months — 47 months behind CW Email Popup Email Marketing.
- Avada PDF Invoice Generator is still building toward 1,000 reviews — currently at 707 cumulative.
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Most-Reviewed Sender Email Shopify Apps
CW Email Popup Email Marketing leads sender email Shopify apps with 7,722 cumulative reviews and a 5.0★ average rating. Klaviyo: Email Marketing & SMS (3,362 reviews) and Omnisend Email Marketing & SMS (3,191 reviews) round out the top 3. Combined, the top 3 apps hold 78.9% of all reviews across the top tier — a fragmented review landscape with reviews spread broadly. Notable mover: Klaviyo: Email Marketing & SMS added the most new reviews this month (+98) — a strong recent install signal.
Sender Email reviews are spread broadly — CW Email Popup Email Marketing (7,722), Klaviyo: Email Marketing & SMS (3,362), and Omnisend Email Marketing & SMS (3,191) all carry meaningful review bases. With this distribution, review velocity and rating differentiate sender email apps better than total reviews alone.
Sender Email Shopify Apps — Long-Term Review Trends
Klaviyo: Email Marketing & SMS accumulated 1,605 new reviews from Jan 2025 to Oct 2026, growing from 1,766 to 3,371 cumulative reviews — a steep addition rate for sender email apps. Across the top 5 plotted sender email 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.
Comparing sender email apps on review trend slope rather than absolute count is the sharper signal — an app gaining reviews fast is winning current merchants, while Klaviyo: Email Marketing & SMS's 3,371 cumulative base reflects long-running adoption that may or may not still be translating to new installs.
Review Growth Velocity in Sender Email — Which Apps Grew Fastest
CW Email Popup Email Marketing reached 1,000 reviews in 12 months since launch — the fastest ramp among the top 5 sender email apps tracked here. Vify Order Printer PDF Invoice in 59 months, Omnisend Email Marketing & SMS in 92 months, and Klaviyo: Email Marketing & SMS took 113 months to cross the same milestone, a 101-month spread between the fastest and slowest in the set.
1 app on this chart hasn't yet crossed 1,000 reviews: Avada PDF Invoice Generator at 707 cumulative reviews. Avada PDF Invoice Generator is closest to the milestone — its current count puts it roughly 71% of the way to 1,000.
The 101-month gap between CW Email Popup Email Marketing's and Klaviyo: Email Marketing & SMS's time-to-1,000 highlights how unevenly product-market fit landed across this sender email 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 Sender Email
- Sender Email Marketing & SMS — Has accumulated 18 reviews for sender email at a 4.8★ average.
- MS Order Printer ‑ PDF Invoice — Has accumulated 304 reviews for sender email at a 5.0★ average.
- Avada PDF Invoice Generator — Has accumulated 710 reviews for sender email at a 4.9★ average.
- GST Pro: GST Invoice India — Has accumulated 267 reviews for sender email at a 5.0★ average.
- Invoice Falcon — Has accumulated 345 reviews for sender email at a 4.8★ average.
Sender Email Shopify Apps — Frequently Asked Questions
1. Which sender email app has the most reviews on Shopify?
CW Email Popup Email Marketing has the most reviews among sender email Shopify apps with 7,722 total reviews, ahead of Klaviyo: Email Marketing & SMS at 3,362. Sort the table by Reviews (High to Low) to see the full ranked list.
2. How are reviews used to measure sender email 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 sender email 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 sender email app is gaining reviews fastest on Shopify?
Klaviyo: Email Marketing & SMS is gaining the most new reviews this month among sender email apps, adding 98 reviews in the past 30 days. Switch the table sub-tab to "Review Changes" to see all apps ordered by review velocity.
4. Which sender email app reached 1,000 reviews fastest on Shopify?
CW Email Popup Email Marketing hit 1,000 reviews in 12 months since launch — the fastest review ramp among tracked sender email 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 sender email Shopify apps?
The top 5 sender email apps average 4.8★ across 16,146 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. Why does the most-reviewed sender email app differ from the highest-share app on Shopify?
CW Email Popup Email Marketing has accumulated the most reviews over time (7,722), but MS Order Printer ‑ PDF Invoice currently holds higher market share. Cumulative reviews reflect long-running merchant adoption, while market share is computed from recent review velocity — so a faster-ramping newer app can lead share before its cumulative reviews catch up.
7. How often are review counts for sender email 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.
