Side-by-side comparison · 24 data points
Address Validation App for Address Verification at Checkout. Block Bad Addresses and Stop Bad Orders
| Ninja Address Validation | SMART Shipping Rates & Rules | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — |
Custom shipping rates & rules: weight, dimensions, postcode, product. Hide, sort, rename at checkout
| Metric | Ninja Address Validation | SMART Shipping Rates & Rules |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | 46 | ★ 414 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free plan available |
| Built for Shopify | Yes | Yes |
| Pricing tiers | 3 tiers | 3 tiers |
| Listed features | 5 | 5 |
| Featured placements | — | 2 |
| Languages | 1 supported | 1 supported |
| Listed since | Feb 2024 | Jun 2024 |
Ninja Address Validation and SMART Shipping Rates & Rules are evenly matched on rating (4.9★ 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: Ninja Address Validation at Free trial available, SMART Shipping Rates & Rules 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 (seats, usage volume, integrations) varies.
SMART Shipping Rates & Rules has the larger user base (414 reviews vs 46), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Ninja Address Validation'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: Ninja Address Validation audit • SMART Shipping Rates & Rules audit
| Keyword | Ninja Address Validation | SMART Shipping Rates & Rules |
|---|---|---|
| address validation | #3 | #10 |
| address | #4 | #20 |
| zip code | #23 | #4 |
Not featured in any section recently.
Both Ninja Address Validation and SMART Shipping Rates & Rules offer paid plans only. Ninja Address Validation starts at Free trial available; SMART Shipping Rates & Rules starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
Ninja Address Validation (4.9★, 46 reviews) and SMART Shipping Rates & Rules (5.0★, 414 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
SMART Shipping Rates & Rules holds the higher average rating (5.0★ vs 4.9★). That is the one dimension AppRanks can separate them on here — read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. SMART Shipping Rates & Rules has the deeper published review base (414 vs 46), 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.
Ninja Address Validation typically suits early-stage and growth-mode teams based on its published review base (46 reviews). SMART Shipping Rates & Rules typically suits early-stage and growth-mode teams based on its published review base (414 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. Ninja Address Validation and SMART Shipping Rates & Rules 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 Ninja Address Validation" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
