Omnisend alternatives for Shopify
Updated · How we collect this data
The most used Omnisend alternative on Shopify is Klaviyo (129,052 stores). We rank 4 email & SMS marketing tools by how many live Shopify stores run them, out of 164,796 installs we detect.
What are the best Omnisend alternatives for Shopify stores?
Klaviyo is the most used Omnisend alternative on Shopify, installed on 129,052 active stores, 78.3% of all email & SMS marketing installs we detect. Privy follows with 8,939 stores (5.4%). For comparison, Omnisend itself runs on 20,146 stores, 12.2% of the category. We rank alternatives by how many live Shopify stores actually use them (October 2026), measured across 164,796 email & SMS marketing installs, rather than by features or affiliate deals. Some of these tools are also used alongside Omnisend, which the overlap column shows. Market leadership also varies by country: Klaviyo is strongest in Denmark (47.5% of stores) and Privy is strongest in Chile (2.9% of stores). Notable stores still on Omnisend include Aelfric eden, GRUV Entertainment Store, Nestasia.
Omnisend alternatives ranked by number of Shopify stores
| # | Alternative | Stores | Share of category | Also use Omnisend | Strongest market | |
|---|---|---|---|---|---|---|
| 1 | Klaviyo | 129,052 | 78.3% | 14.1% | Denmark (47.5%) | Compare |
| 2 | Privy | 8,939 | 5.4% | 2% | Chile (2.9%) | Compare |
| 3 | Postscript | 3,387 | 2.1% | 1.4% | United States (1.7%) | Compare |
| 4 | Attentive | 3,272 | 2% | 0.4% | United States (1.6%) |
"Also use Omnisend" = share of Omnisend stores that run the alternative at the same time. "Strongest market" = country (100+ stores) with the highest adoption.
Klaviyo
Klaviyo runs on 129,052 active Shopify stores (21% of all stores we track), 78.3% of email & SMS marketing installs. Its largest market is United States with 48,324 stores. 2,850 stores run it together with Omnisend (14.1% of Omnisend stores). It is installed on more stores than Omnisend in United States (48,324 vs 6,249), United Kingdom (12,577 vs 1,844), Australia (10,754 vs 1,198), Germany (6,200 vs 560). Stores using Klaviyo instead of Omnisend include JB Hi-Fi, Comfrt, Littlebox India, Triveni World. See the top stores using Klaviyo or compare Omnisend vs Klaviyo.
Privy
Privy runs on 8,939 active Shopify stores (1.5% of all stores we track), 5.4% of email & SMS marketing installs. Its largest market is United States with 4,399 stores. 408 stores run it together with Omnisend (2% of Omnisend stores). It is installed on more stores than Omnisend in Malta (7 vs 3), Mauritius (3 vs 2), Paraguay (3 vs 1), Bolivia (2 vs 1). Stores using Privy instead of Omnisend include MyFonts, Stüssy, Karakubuy, Boston Scally. See the top stores using Privy or compare Omnisend vs Privy.
Postscript
Postscript runs on 3,387 active Shopify stores (0.6% of all stores we track), 2.1% of email & SMS marketing installs. Its largest market is United States with 2,967 stores. 277 stores run it together with Omnisend (1.4% of Omnisend stores). Omnisend has more installs than Postscript in every country with a Shopify stores page. Stores using Postscript instead of Omnisend include New Era Cap, KITSCH, Missouri Star Quilt Company, Portland Leather. See the top stores using Postscript or compare Omnisend vs Postscript.
Attentive
Attentive runs on 3,272 active Shopify stores (0.5% of all stores we track), 2% of email & SMS marketing installs. Its largest market is United States with 2,750 stores. 75 stores run it together with Omnisend (0.4% of Omnisend stores). Omnisend has more installs than Attentive in every country with a Shopify stores page. Stores using Attentive instead of Omnisend include Comfrt, Alo Yoga, Steve Madden, Cole Haan. See the top stores using Attentive .
Rankings count live Shopify stores where each tool is detected in homepage code, from our crawl of every Shopify store with real traffic. They measure adoption, not quality or price. Methodology.