Email Marketing Shopify Apps — Full Market Share Table
All tracked email marketing 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 |  Klaviyo: Email Marketing & SMS | 67.00% | 3.70 | Climbing |
| 2 |  CWILL Popup Email Marketing | 11.62% | 2.27 | Declining |
| 3 |  Omnisend Email Marketing & SMS | 11.19% | 1.10 | Declining |
| 4 |  Mailchimp Email SMS Marketing | 6.95% | 0.16 | Declining |
| 5 |  Brevo PushOwl: Email,Push,SMS | 1.79% | 0.14 | Climbing |
| 6 |  Wiz AI Email Marketing | 0.83% | 0.20 | Declining |
| 7 |  Seguno Email Marketing | 0.18% | 0.00 | Declining |
| 8 |  Judge.me Email Marketing | 0.13% | 0.12 | Climbing |
| 9 |  TxtCart AI: SMS Marketing | 0.10% | 0.18 | Declining |
| 10 |  Shopify Forms | 0.10% | 0.07 | Declining |
Showing 1-10 out of 22
Key Insights:
- Klaviyo: Email Marketing & SMS holds 67.0% share of email marketing app installs — 55.4pp ahead of CWILL Popup Email Marketing (11.6%).
- Top 3 apps (Klaviyo: Email Marketing & SMS, CWILL Popup Email Marketing, Omnisend Email Marketing & SMS) account for 89.8% of all email marketing install share — a concentrated market.
- Klaviyo: Email Marketing & SMS is gaining share fastest this month (+3.70pp) — the largest single gainer among the top email marketing apps by share.
- CWILL Popup Email Marketing is losing share fastest (-2.27pp) — could indicate a churning user base or a stronger challenger gaining ground.
Email Marketing Shopify Apps — Market Share Over Time
Monthly market share trajectory for the top 5 email marketing Shopify apps over the past year — see who's gaining or losing install share month by month.
Charts Data
| App | May 2026 | Jun 2026 | Jul 2026 | Aug 2026 | Sep 2026 | Oct 2026 |
|---|---|---|---|---|---|---|
| Klaviyo: Email Marketing & SMS | 39.9%30.79 | 25.8%14.10 | 53.8%28.04 | 60.9%7.03 | 64.0%3.19 | 67.0%2.96 |
| CWILL Popup Email Marketing | 37.2%33.31 | 54.0%16.84 | 26.9%27.13 | 15.8%11.09 | 13.3%2.45 | 11.6%1.72 |
| Omnisend Email Marketing & SMS | 8.2%3.02 | 7.5%0.66 | 7.8%0.31 | 12.5%4.74 | 12.1%0.47 | 11.2%0.88 |
| Mailchimp Email SMS Marketing | 8.8%2.50 | 8.0%0.87 | 8.1%0.09 | 7.4%0.64 | 7.2%0.19 | 7.0%0.28 |
| Brevo PushOwl: Email,Push,SMS | 4.7%2.33 | 3.9%0.82 | 1.9%2.04 | 1.7%0.18 | 1.7%0.06 | 1.8%0.06 |
Key Insights:
- Klaviyo: Email Marketing & SMS's share expanded from 23.7% → 67.0% over the charted period.
- Of the top 5 tracked email marketing apps, 4 grew share and 1 lost share — leader is widening the gap.
Top Email Marketing Shopify Apps by Country
Per-country market share rankings for email marketing 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 | Klaviyo: Email Marketing & SMS | Klaviyo: Email Marketing & SMS | CWILL Popup Email Marketing | CWILL Popup Email Marketing | Klaviyo: Email Marketing & SMS |
| 2 | CWILL Popup Email Marketing | Omnisend Email Marketing & SMS | Omnisend Email Marketing & SMS | Omnisend Email Marketing & SMS | Omnisend Email Marketing & SMS |
| 3 | Omnisend Email Marketing & SMS | CWILL Popup Email Marketing | Klaviyo: Email Marketing & SMS | Klaviyo: Email Marketing & SMS | CWILL Popup Email Marketing |
| 4 | Mailchimp Email SMS Marketing | Mailchimp Email SMS Marketing | Mailchimp Email SMS Marketing | TxtCart AI: SMS Marketing | Mailchimp Email SMS Marketing |
| 5 | Brevo PushOwl: Email,Push,SMS | Wiz AI Email Marketing | Brevo PushOwl: Email,Push,SMS | Mailchimp Email SMS Marketing | Brevo PushOwl: Email,Push,SMS |
Key Insights:
- Klaviyo: Email Marketing & SMS leads email marketing apps in 2 of 4 tracked markets (United States, United Kingdom).
- Klaviyo: Email Marketing & SMS leads worldwide, but 2 of 4 tracked markets crown a different leader — CWILL Popup Email Marketing in India, CWILL Popup Email Marketing in China.
Top 5 Apps in Email Marketing
- Klaviyo: Email Marketing & SMS — Leads email marketing apps with 67.0% install share, rated 4.7★ — gaining share this month.
- Omnisend Email Marketing & SMS — Holds 11.2% of email marketing app install share, rated 4.7★ — losing share this month.
- CWILL Popup Email Marketing — Holds 11.6% of email marketing app install share, rated 4.9★ — losing share this month.
- Mailchimp Email SMS Marketing — Holds 6.9% of email marketing app install share, rated 4.8★ — losing share this month.
- Wiz AI Email Marketing — Holds 0.8% of email marketing app install share, rated 5.0★ — losing share this month.
Email Marketing Shopify Apps — Frequently Asked Questions
1. Which email marketing app has the highest market share on Shopify?
Klaviyo: Email Marketing & SMS dominates the email marketing category on Shopify with 67.0% of installs — 55.4pp ahead of CWILL Popup Email Marketing. 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 email marketing Shopify apps?
For email marketing (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 email marketing apps are gaining market share on Shopify?
Klaviyo: Email Marketing & SMS is gaining email marketing app market share fastest this month, up +3.70pp versus 30 days ago. Switch the table sub-tab to "Market Share Changes" to see all gainers ordered by movement.
4. Which email marketing apps are losing market share on Shopify?
CWILL Popup Email Marketing has lost the most market share this month among email marketing apps (-2.27pp). Sort the table by Change (Low to High) to see the full list of decliners.
5. Which countries drive the most email marketing Shopify app installs?
United States drives the largest share of email marketing app installs at 40.4%, followed by United Kingdom at 8.1% and Australia at 7.2%. Use the country picker on the third card to compare market leaders by country.
6. How many email marketing apps does ShopDigest track on Shopify?
ShopDigest tracks 95 email marketing apps on the Shopify App Store. Market share, rankings, and review data refresh weekly so you can track competitive shifts as they happen.
