Side-by-side comparison · 24 data points
Send a birthday email with a discount to build loyalty and repeat purchases
| Happy Birthday | Omni OS ‑ Ecom OS | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Omni OS is the ultimate e-commerce operating system, seamlessly managing all your ads in one place.
| Metric | Happy Birthday Email by UW | Omni OS ‑ Ecom OS |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 145 | 6 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free trial available |
| Built for Shopify | — | — |
| Pricing tiers | ★ 3 tiers | 2 tiers |
| Listed features | 5 | 5 |
| Featured placements | 1 | — |
| Languages | 1 supported | 1 supported |
| Listed since | Jun 2017 | May 2025 |
Happy Birthday Email by UW and Omni OS ‑ Ecom OS are evenly matched on rating (5.0★ vs 5.0★) — the differentiator comes down to pricing fit, feature breadth, and which app's interaction pattern suits your team's workflow.
Pricing entry tiers: Happy Birthday Email by UW at Free trial available, Omni OS ‑ Ecom OS at Free trial 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 (seats, usage volume, integrations) varies.
Happy Birthday Email by UW has the larger user base (145 reviews vs 6), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Omni OS ‑ Ecom OS's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat.
Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort for 7-14 days before committing. The data tables below show the per-feature breakdown — for most merchants the deciding factor will be a single integration or workflow detail that's hard to compare from listing pages alone.
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 Email by UW audit • Omni OS ‑ Ecom OS audit
| Keyword | Happy Birthday | Omni OS ‑ Ecom OS |
|---|---|---|
| giveaways and contests | #11 | Not ranked |
| giveaways and | #23 | Not ranked |
| giveaways | #24 | Not ranked |
| survey | Not ranked | #239 |
Not featured in any section recently.
Both Happy Birthday Email by UW and Omni OS ‑ Ecom OS offer paid plans only. Happy Birthday Email by UW starts at Free trial available; Omni OS ‑ Ecom OS starts at Free trial available. Compare the per-tier features in the Pricing section above before committing.
Happy Birthday Email by UW (5.0★, 145 reviews) and Omni OS ‑ Ecom OS (5.0★, 6 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
AppRanks cannot separate these two on rating — both sit at 5.0★. Happy Birthday Email by UW does carry the larger published review base (145 vs 6). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Happy Birthday Email by UW has the deeper published review base (145 vs 6), which often — though not always — accompanies better-tested setup docs. AppRanks doesn't measure setup time directly: read the recent reviews on each app's detail page for user-reported install experience.
Happy Birthday Email by UW typically suits early-stage and growth-mode teams based on its published review base (145 reviews). Omni OS ‑ Ecom OS typically suits early-stage and growth-mode teams based on its published review base (6 reviews). A larger review base generally means the app has been exercised at scale — relevant if you are processing high volume or handling enterprise compliance requirements.
Migration support varies by app and category. Happy Birthday Email by UW and Omni OS ‑ Ecom OS 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 Omni OS ‑ Ecom OS" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
