SMS Alert vs Klaviyo
Side-by-side comparison · 24 data points
At a glance
| Metric | Klaviyo: Email Marketing & SMS | SMS Alert |
|---|---|---|
| Rating | ★ 4.6 ★ | 1.6 ★ |
| Total reviews | ★ 2.7k | 5 |
| Free plan | Yes | Yes |
| Pricing | Free to install | Free to install |
| Built for Shopify | — | — |
| Pricing tiers | ★ 3 tiers | 1 tier |
| Listed features | ★ 5 | 4 |
| Featured placements | 4 | — |
| Languages | 10 supported | 1 supported |
| Listed since | Sep 2012 | Apr 2020 |
AppRanks verdict
Generated from live data on this pageBased on the data on this page, Klaviyo: Email Marketing & SMS is the stronger choice for most Shopify App Store merchants — 4.6★ vs SMS Alert's 1.6★ is a meaningful gap that usually reflects real product or support quality differences across the user base. Pricing entry tiers: Klaviyo: Email Marketing & SMS at Free to install, SMS Alert at Free to install. Check each app's tier structure for the capacity limits you actually need before deciding — the headline number is the same shape, but the gating shape per tier (apps, orders, integrations) varies. Klaviyo: Email Marketing & SMS has the larger user base (2,730 reviews vs 5), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. SMS Alert's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended by store size: small/early-stage merchants who need fast install and low risk should default to Klaviyo: Email Marketing & SMS; mid-market and enterprise merchants with specific feature requirements should evaluate both — SMS Alert's 5-review base may include the workflow context that matches your specific use case better than Klaviyo: Email Marketing & SMS's broader-but-shallower coverage. This verdict is generated from the live marketplace data on this page — rating, review count, pricing tier, and category position all refresh from the canonical Shopify App Store listing every 24 hours. AppRanks does not accept payment to influence comparison outcomes; the methodology is documented on the About page and applies identically to every pair on the site.
Read each app's audit: Klaviyo: Email Marketing & SMS audit • SMS Alert audit
1. Listing metadata
Field-level data| Klaviyo | SMS Alert | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
2. Pricing & plans
Listed prices · monthly · USDTier
Klaviyo
SMS Alert
Free
Free
—
- Sync Shopify data–tags, catalog, coupons
- Templates for Email/SMS
- Forms & push notifications
- Segmentation & personalization
- A/B testing
- +more
Free
—
- Free Free to install SMS credits needs to be purchased
Paid #1
SMS
15
- Multi-channel segmentation and flows
- Smart opt-in & multi-channel list growth
- SMS AI for campaign creation
- Automated two-way conversations
- Transactional SMS
- Branded SMS links
- Multi-channel A/B testing
- Customizable multi-channel attribution
—
Paid #2
Email
20
- Multi-channel segmentation and flows
- Personalized product recommendations
- Reputation repair AI for deliverability
- Email AI for campaign creation
- Send time optimization
- Predictive analytics
- Multi-channel A/B testing
- 160+ campaign templates
—
3. Features
As listed by each developerKlaviyo
- Unify and activate real-time data from Shopify and 350+ apps across the journey
- Use Marketing Agent to read your site and build launch-ready on-brand campaigns
- Create AI-powered segments and flow triggers using historical and real-time data
- Drive conversions with personalized email, SMS, WhatsApp, mobile push & pop-ups
- Turn service moments into shopping moments with Customer Hub and Customer Agent
SMS Alert
- OTP for Cart
- Abandoned Cart Reminder and Recovery
- Notification for Order Status updates
- Low Stock Notification to Admin
4. Categories & rankings
Shared categories on the same row · in-category position inline5. Category features
Marketplace-curated features per categoryEmail marketing0 shared · 49 total
Klaviyo
- Abandoned cart
- Back-in-stock emails
- Browse abandonment
- Cart emails
- Checkout emails
- Cross-sell emails
- Custom campaigns
- Discounts
- Drip campaigns
- Email campaigns
- Exit intent
- Follow-up emails
- Forms
- Newsletters
- Pop-ups
- Price drop emails
- Product recommendations
- Product reviews
- Promotions
- Push notifications
- SMS campaigns
- Subscriptions
- Upsell emails
- Welcome emails
- Win-back emails
- A/B testing
- AI generation
- Analytics
- APIs and webhooks
- Automations
- Bulk editing
- Consent collection
- Custom code
- Custom fonts
- Editor tool
- Email capture list
- Email domains
- Geolocation
- Import and export
- Insights and tips
- Localization
- Reporting
- Segmentation
- SMS capture list
- Tagging
- Targeting
- Templates
- Tracking
- Triggers and rules
SMS Alert
- —Abandoned cart
- —Back-in-stock emails
- —Browse abandonment
- —Cart emails
- —Checkout emails
- —Cross-sell emails
- —Custom campaigns
- —Discounts
- —Drip campaigns
- —Email campaigns
- —Exit intent
- —Follow-up emails
- —Forms
- —Newsletters
- —Pop-ups
- —Price drop emails
- —Product recommendations
- —Product reviews
- —Promotions
- —Push notifications
- —SMS campaigns
- —Subscriptions
- —Upsell emails
- —Welcome emails
- —Win-back emails
- —A/B testing
- —AI generation
- —Analytics
- —APIs and webhooks
- —Automations
- —Bulk editing
- —Consent collection
- —Custom code
- —Custom fonts
- —Editor tool
- —Email capture list
- —Email domains
- —Geolocation
- —Import and export
- —Insights and tips
- —Localization
- —Reporting
- —Segmentation
- —SMS capture list
- —Tagging
- —Targeting
- —Templates
- —Tracking
- —Triggers and rules
SMS marketing9 shared · 24 total
Klaviyo
- Bulk messaging
- Custom sender ID
- Personalized messages
- Scheduled messages
- Templates
- Cart recovery
- Order confirmations
- Order tracking
- Welcome messages
- A/B testing
- Compliance
- Conversion metrics
- Custom segments
- Opt-in
- Real-time analytics
- ROI tracking
- Segmentation
- Two-way messaging
- Birthday messages
- Discount codes
- Feedback requests
- Product recommendations
- Win-back campaigns
- —One-time password (OTP)
SMS Alert
- Bulk messaging
- Custom sender ID
- Personalized messages
- Scheduled messages
- Templates
- Cart recovery
- Order confirmations
- Order tracking
- Welcome messages
- —A/B testing
- —Compliance
- —Conversion metrics
- —Custom segments
- —Opt-in
- —Real-time analytics
- —ROI tracking
- —Segmentation
- —Two-way messaging
- —Birthday messages
- —Discount codes
- —Feedback requests
- —Product recommendations
- —Win-back campaigns
- One-time password (OTP)
Accounts and login0 shared · 2 total
Klaviyo
- —One-time password (OTP)
- —SMS verification
SMS Alert
- One-time password (OTP)
- SMS verification
5. Search rankings
Top 5 keywords · shared rankings prioritized| Keyword | Klaviyo | SMS Alert |
|---|---|---|
| #2 | #89 |
6. Featured placements & badges
Editorial visibilityKlaviyo4 all-time · 4 recent
- category · Email marketingMay 18, 2026
- category · SMS marketingMay 18, 2026
- category · Recommended marketing appsMay 17, 2026
- home · Popular with merchants across ShopifyMay 17, 2026
SMS Alert0 all-time · 0 recent
Not featured in any section recently.
7. Activity in the last 90 days
Tracked changes · pricing, features, copy, screenshotsKlaviyo · 3 changes
- May 3descriptionListing copy updated
- Apr 5descriptionListing copy updated
- Apr 2descriptionListing copy updated
SMS Alert · 1 changes
- May 2descriptionListing copy updated
9. App details
Long-form description · keyword frequencyKlaviyo
Go beyond the basics with Klaviyo’s AI-first B2C CRM. Klaviyo syncs Shopify data in milliseconds so every message and insight reflects what’s happening in your store right now. Unify data from 350+ integrations and boost marketing performance with campaigns, smart segmentation, and automated workflows from Klaviyo’s AI Agents. Over 117k brands use Klaviyo and Shopify to grow faster with personalized emails, SMS, WhatsApp messages, and AI customer service tools that turn browsers into buyers.
Top keywords
- klaviyo4×5.19%
- ai2×2.60%
- data2×2.60%
- shopify2×2.60%
SMS Alert
Easily send SMS alerts for key events like account creation, order updates, refunds, and abandoned cart recovery using fully customizable templates. Enhance customer security with OTP login(Legacy account only), reach customers at scale with bulk SMS or connect individually via order and customer pages. The app seamlessly integrates with Shopify Flow for automated messaging workflows and is fully DLT compliant to meet Indian regulatory standards.
Top keywords
- account2×3.03%
- customer2×3.03%
- fully2×3.03%
- order2×3.03%
- sms2×3.03%
Frequently asked
Common questions about this comparisonIs Klaviyo: Email Marketing & SMS or SMS Alert cheaper?
Both Klaviyo: Email Marketing & SMS and SMS Alert offer paid plans only. Klaviyo: Email Marketing & SMS starts at Free to install; SMS Alert starts at Free to install. Compare the per-tier features in the Pricing section above before committing.
Which has better reviews, Klaviyo: Email Marketing & SMS or SMS Alert?
Klaviyo: Email Marketing & SMS has the higher average rating (4.6★ from 2,730 reviews) compared to SMS Alert (1.6★ from 5 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
Should I choose Klaviyo: Email Marketing & SMS or SMS Alert?
It depends on what you're optimizing for. Klaviyo: Email Marketing & SMS fits better if you prioritize rating consistency; SMS Alert is the call if you need the larger user base. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Which is faster to set up, Klaviyo: Email Marketing & SMS or SMS Alert?
Both apps are one-click installs from the Shopify App Store marketplace. Klaviyo: Email Marketing & SMS has more onboarding documentation maturity (2,730 reviews vs 5), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
Which works better for small vs large Shopify App Store stores?
Klaviyo: Email Marketing & SMS typically suits early-stage and growth-mode stores based on its review-base composition (2,730 reviews). SMS Alert aligns more with early-stage and growth-mode stores (5 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
Can I migrate data between Klaviyo: Email Marketing & SMS and SMS Alert?
Migration support varies by app and category. Klaviyo: Email Marketing & SMS and SMS Alert both publish their export options on their marketplace listing pages (or in their support docs); some apps offer one-click import from competitors, others require CSV. The fastest check: search "import from SMS Alert" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
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