Side-by-side comparison · 24 data points
Offer birthday discounts + boost revenue with email marketing!
| Happy Birthday Marketing | Klaviyo | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed |
| Metric | Happy Birthday Marketing | Klaviyo: Email Marketing & SMS |
|---|---|---|
| Rating | 4.6 ★ | ★ 4.7 ★ |
| Total reviews | 27 | ★ 2.8k |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 2 tiers | ★ 3 tiers |
| Listed features | 5 | 5 |
| Featured placements | — | 4 |
| Review velocity (30d) | — | 125 new |
| Languages | 1 supported | 10 supported |
| Listed since | Jul 2022 | Sep 2012 |
Klaviyo: Email Marketing & SMS edges out Happy Birthday Marketing on rating (4.7★ vs 4.6★), but the gap is small enough that pricing fit and feature differentiation should drive the decision more than the headline number. Pricing entry tiers: Happy Birthday Marketing at Free plan available, Klaviyo: Email Marketing & SMS at Free plan available. 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 (2,751 reviews vs 27), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Happy Birthday Marketing'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 — Happy Birthday Marketing's 27-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: Happy Birthday Marketing audit • Klaviyo: Email Marketing & SMS audit
| Last updated | — | — |
|---|
| Keyword | Happy Birthday Marketing | Klaviyo |
|---|---|---|
| #163 | #2 |
Not featured in any section recently.
| Signal | Happy Birthday Marketing | Klaviyo |
|---|---|---|
| Average rating | 4.6 ★ (27) | 4.7 ★ (2.8k) |
| Rating distribution | 5— 4— 3— 2— 1— | 590% 42% 30% 21% 17% |
| Reviews · last 7 days | — | +23 |
| Reviews · last 30 days | — | +125 |
| Reviews · last 90 days | — | +462 |
No reviews yet.
Both Happy Birthday Marketing and Klaviyo: Email Marketing & SMS offer paid plans only. Happy Birthday Marketing starts at Free plan available; Klaviyo: Email Marketing & SMS starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Klaviyo: Email Marketing & SMS has the higher average rating (4.7★ from 2,751 reviews) compared to Happy Birthday Marketing (4.6★ from 27 reviews). Both are tracked daily by AppRanks, so the figures here update each refresh cycle.
It depends on what you're optimizing for. Happy Birthday Marketing fits better if you prioritize broader integrations; Klaviyo: Email Marketing & SMS is the call if you need the higher-rated option. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. Klaviyo: Email Marketing & SMS has more onboarding documentation maturity (2,751 reviews vs 27), 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.
Happy Birthday Marketing typically suits early-stage and growth-mode stores based on its review-base composition (27 reviews). Klaviyo: Email Marketing & SMS aligns more with early-stage and growth-mode stores (2,751 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.
it has increased my sales for my business
We've been using Klaviyo for a long time and have continued to stay with the platform because of its rich feature set, ease of use, and flexibility. More importantly, it consistently delivers a strong return on investment, making it a valuable part of our marketing strategy.
COOL
Good sevice
Migration support varies by app and category. Happy Birthday Marketing and Klaviyo: Email Marketing & SMS 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 Happy Birthday Marketing" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
