Side-by-side comparison
Block checkout with address validation, order limits and custom checkout rules.
| Metric | BoomGate: Checkout Validation | King Checkout Validation |
|---|---|---|
| Rating | 4.9 ★ | ★ 5.0 ★ |
| Total reviews | ★ 47 | 20 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | Yes | Yes |
| Pricing tiers | ★ 4 tiers | 3 tiers |
| Listed features | 5 | 5 |
On the measured data here, BoomGate leads on more dimensions (3 vs 0). Pick King Checkout Validation if one of the points where it leads is what you need.
Built only from the Shopify App Store listing data shown on this page. AppRanks does not accept payment to influence comparisons. Read the methodology
Read each app's audit: BoomGate: Checkout Validation audit • King Checkout Validation audit
| Field | BoomGate | King Checkout Validation |
|---|---|---|
| Tagline | ||
| Listing audit | 90/100 listing audit | 92/100 listing audit |
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer |
| Languages | 14 supported | 12 supported |
|---|
| Listed since | May 2024 | Mar 2024 |
|---|
| Listed |
|---|
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| Keyword | BoomGate | King Checkout Validation |
|---|---|---|
| b2b credit validation | #1 | #2 |
| zipcode delivery validation | #3 | #4 |
| checkout rules and validation | #3 | #5 |
| max quantity | #6 | #14 |
| validate eu vat | #10 | #13 |
Both BoomGate: Checkout Validation and King Checkout Validation offer a free plan. BoomGate: Checkout Validation lists no paid plan with a published price; King Checkout Validation lists no paid plan with a published price. Prices are as listed on the Shopify App Store; check what each tier includes in the Pricing section above.
BoomGate: Checkout Validation (4.9★, 47 reviews) and King Checkout Validation (5.0★, 20 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
King Checkout Validation 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. AppRanks doesn't measure setup time directly; BoomGate: Checkout Validation has more published reviews to read for user-reported install experience (47 vs 20).
AppRanks cannot say which fits a larger or smaller operation — there is no store-size measurement in the Shopify App Store data. What it can show: BoomGate: Checkout Validation has 47 published reviews; King Checkout Validation has 20 published reviews. Compare plan limits and pricing tiers against your own volume.
Migration support varies by app and category. BoomGate: Checkout Validation and King Checkout Validation 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 King Checkout Validation" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.