Side-by-side comparison · 24 data points
Product page blocks that match your theme. Add trust, upsells, and info without code.
| Krown Product Blocks | Nitro | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
| Metric | Krown Product Blocks | Nitro: Upsell & Cross‑Sell |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | 2 | ★ 260 |
| Free plan | Yes | Yes |
| Pricing | Free | Free to install |
| Built for Shopify | — | — |
| Pricing tiers | — | 2 tiers |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Jun 2026 | Nov 2023 |
Krown Product Blocks and Nitro: Upsell & Cross‑Sell 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: Krown Product Blocks at Free, Nitro: Upsell & Cross‑Sell 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 (seats, usage volume, integrations) varies.
Nitro: Upsell & Cross‑Sell has the larger user base (260 reviews vs 2), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Krown Product Blocks'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: Krown Product Blocks audit • Nitro: Upsell & Cross‑Sell audit
| Keyword | Krown Product Blocks | Nitro |
|---|---|---|
| page builder | #101 | #76 |
No tracked changes.
Both Krown Product Blocks and Nitro: Upsell & Cross‑Sell offer paid plans only. Krown Product Blocks starts at Free; Nitro: Upsell & Cross‑Sell starts at Free to install. Compare the per-tier features in the Pricing section above before committing.
Krown Product Blocks (5.0★, 2 reviews) and Nitro: Upsell & Cross‑Sell (5.0★, 260 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★. Nitro: Upsell & Cross‑Sell does carry the larger published review base (260 vs 2). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. Nitro: Upsell & Cross‑Sell has the deeper published review base (260 vs 2), 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.
Krown Product Blocks typically suits early-stage and growth-mode teams based on its published review base (2 reviews). Nitro: Upsell & Cross‑Sell typically suits early-stage and growth-mode teams based on its published review base (260 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. Krown Product Blocks and Nitro: Upsell & Cross‑Sell 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 Krown Product Blocks" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
