TL;DR

• Shopify has five email/marketing app choices, each with different strengths. There's no universal winner—it depends on your store size and budget.
• Shopify Email wins for: free, simplicity, under £500k revenue. Klaviyo wins for: advanced segmentation, scale, £500k-5M revenue. Omnisend wins for: SMS + email combined, multi-channel.
• Expected ROI: abandoned cart emails deliver 20-35% recovery rate (£8-15 per cart). Post-purchase workflows increase repeat purchases 15-25% within 30 days.
• Decision: 80% of stores under £1M revenue should start with Shopify Email. Upgrade to Klaviyo when you outgrow it.

Jump to app comparison · Jump to pricing · Jump to decision matrix · Jump to ROI

Shopify Email & Marketing Apps: Which One Actually Works?

You've got a Shopify store. You know email drives revenue. You're stuck deciding between Shopify Email (free), Klaviyo (industry standard), Omnisend (SMS + email), and others.

Each app has fans. Each claims to be "the best." In reality, the best app depends on your store size, budget, and sophistication level.

We've deployed workflows on all five major platforms. Here's the honest breakdown.

The Five Main Apps

1. Shopify Email

Cost: Free for under 10k contacts, then £20-100/month

Core features:

• Abandoned cart automation
• Post-purchase sequences
• Customer segmentation (basic)
• A/B testing
• Built-in templates

Pros:

• Zero setup cost for small stores
• Native Shopify integration (data syncs automatically)
• Fast to set up (10 minutes)
• Sufficient for basic workflows
• Good template quality

Cons:

• Limited segmentation options (no behavioural data, no purchase history filtering)
• No SMS (email only)
• No third-party integrations (Zapier, Make)
• Basic analytics (no cohort analysis)
• Limited customisation of automation logic

Best for: Stores under £500k revenue, simple workflows, budget-conscious

ROI: 20-35% abandoned cart recovery, 15-25% repeat purchase rate

2. Klaviyo

Cost: £20-1000+/month (contact-based pricing)

Core features:

• Advanced segmentation (purchase history, behaviour, engagement, custom properties)
• Abandoned cart, post-purchase, win-back automation
• SMS + email
• Third-party integrations (Zapier, Make, Slack)
• Advanced analytics and cohort analysis
• A/B testing with machine learning
• Flexible automation builder

Pros:

• Most powerful segmentation engine
• SMS + email combined
• Integrates with external tools (CRM, analytics, ads)
• Cohort analysis (compare segment performance)
• Predictive analytics (AI-driven insights)
• Pre-built templates and workflows

Cons:

• Expensive (£50/month minimum for any real use)
• Pricing scales with contact list (can hit £500+ quickly)
• Steep learning curve
• Overkill for small stores

Best for: Stores £500k-10M revenue, multi-channel strategy, sophisticated segmentation

ROI: 25-40% abandoned cart recovery (better targeting), 20-35% repeat purchase rate, SMS adds 10-15% additional revenue

3. Omnisend

Cost: £20-300/month

Core features:

• Email + SMS + push notifications
• Abandoned cart and post-purchase automation
• Segmentation (moderate)
• Contact list included (no per-contact pricing)
• Multi-channel campaigns
• Automation builder

Pros:

• SMS included (Klaviyo charges extra)
• Reasonable pricing (no per-contact pricing)
• Decent segmentation
• Multi-channel approach (email + SMS + push)
• Good for mid-market stores
• Integration with e-commerce platforms

Cons:

• Less powerful than Klaviyo for advanced segmentation
• Smaller ecosystem (fewer integrations)
• User interface less polished than Klaviyo
• SMS-heavy positioning (email is secondary)
• Limited analytics depth

Best for: Stores £300k-2M revenue, wanting SMS without paying per-contact, multi-channel approach

ROI: 22-35% abandoned cart recovery, 18-30% repeat purchase rate, SMS adds 8-12% additional revenue

4. Drip

Cost: £20-100/month

Core features:

• Email marketing and automation
• Abandoned cart workflows
• Segmentation (moderate)
• Creator-focused templates
• Integrations with e-commerce and creators tools
• A/B testing

Pros:

• Affordable (fixed pricing, not per-contact)
• Good for creator economy (Gumroad, Spline integration)
• Clean interface
• Decent automation builder
• Email quality is high

Cons:

• No SMS
• Smaller user base (fewer templates and integrations)
• Less powerful segmentation than Klaviyo
• Lower brand recognition

Best for: Creator-focused stores, small e-commerce, budget-conscious

ROI: 18-28% abandoned cart recovery, 12-22% repeat purchase rate

5. Braze

Cost: £50+/month (enterprise)

Core features:

• Email, SMS, push, in-app messaging
• Advanced automation and journey orchestration
• Powerful segmentation and personalisation
• Predictive analytics
• Real-time triggers
• Enterprise-level customisation

Pros:

• Most advanced platform (for enterprise)
• All channels in one place
• Predictive AI and machine learning
• Exceptional analytics
• Designed for scale (100k+ contacts)

Cons:

• Extremely expensive (starting £50/month, often £300+)
• Steep learning curve
• Overkill for most Shopify stores
• Enterprise-focused (less e-commerce expertise)

Best for: Enterprise stores £10M+ revenue, multi-channel sophistication, large teams

ROI: 28-45% abandoned cart recovery (with advanced targeting), 25-40% repeat purchase rate

Side-by-Side Comparison

Decision Matrix

Use Shopify Email if:

• Store revenue under £500k
• You want zero setup cost
• You need simple workflows (abandoned cart, post-purchase)
• You don't need SMS
• You have limited budget

Use Klaviyo if:

• Store revenue £500k-5M
• You want advanced segmentation and multi-channel
• You're willing to invest in sophisticated workflows
• SMS is important for your business
• You need deep analytics and cohort analysis

Use Omnisend if:

• Store revenue £300k-2M
• You want SMS without per-contact pricing
• Multi-channel approach (email + SMS + push) matters
• You want reasonable pricing without Klaviyo's per-contact cost
• You don't need advanced analytics

Use Drip if:

• Store revenue under £500k
• You're a creator (Gumroad, courses, digital products)
• Budget is tight (fixed pricing)
• You want email only (no SMS needed)
• You prefer simplicity over power

Use Braze if:

• Store revenue over £10M
• You have a large team managing email
• You need all channels (email, SMS, push, in-app)
• Enterprise customisation is critical
• Budget isn't a constraint

Real-World ROI

Example store: £500k annual revenue

Verdict: For a £500k store, Shopify Email or Drip wins on ROI. Klaviyo wins on revenue if you invest in advanced workflows.

Mistakes Stores Make

Mistake 1: Choosing based on brand, not use case You pick Klaviyo because it's industry standard, but you don't use 90% of features.

Fix: Start with Shopify Email or Drip. Upgrade to Klaviyo when you need advanced segmentation.

Mistake 2: Ignoring SMS entirely You're only doing email, missing 10-15% revenue from SMS.

Fix: Add SMS once email is dialed in. Omnisend and Klaviyo make this easy.

Mistake 3: Over-complexity early You build 10 automation flows when you should be perfecting 2.

Fix: Start with abandoned cart + post-purchase. Add win-back and VIP flows later.

Mistake 4: Not measuring against benchmarks You don't know if your 18% abandoned cart recovery is good or bad.

Fix: Track against benchmarks (see ROI table above). If you're below 20%, there's room to improve.

Migration Path

Most stores follow this path:

1. Start: Shopify Email (free, simple)
2. Growth trigger: Revenue hits £500k and email is generating measurable revenue
3. Upgrade to: Klaviyo (advanced segmentation, SMS, integrations)
4. Enterprise (rare): Braze at £10M+ revenue

Cost of switching: Low if you've been segmenting data well. You can export contacts and workflows to a new platform in 1-2 days.

Next Steps

This week:

1. Check your current setup (do you have abandoned cart workflow?)
2. If not, set up on Shopify Email (10 minutes, zero cost)
3. Create 3-email abandoned cart sequence

Next month:

1. Measure abandoned cart recovery rate
2. Compare to 20-35% benchmark
3. If below 20%, improve messaging (not platform)
4. If hitting 30%+, consider adding post-purchase sequence

You should see revenue within 2 weeks of launching automated flows.

Internal linking opportunities:

• Link to "Shopify Email Marketing Guide 2026"
• Link to "Abandoned Cart Email Guide"
• Link to "E-commerce Email Automation"

External references:

• Shopify Email Help: https://help.shopify.com/en/manual/email-marketing
• Klaviyo Features Comparison: https://www.klaviyo.com/
• Omnisend Pricing: https://www.omnisend.com/
• Drip Platform: https://www.drip.com/
• Braze Enterprise: https://www.braze.com/