Side-by-side comparison · 24 data points
Customers can enter their desired height and width to compute the price and visualize the product.
| M Custom Size Price Calculator | Kernvel AI Auctions | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
AI-powered auctions with proxy, popcorn, sealed, penny & Dutch bidding. Email marketing & analytics.
| Metric | M Custom Size Price Calculator | Kernvel AI Auctions |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 20 | 12 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free plan available |
| Built for Shopify | — | — |
| Pricing tiers | 4 tiers | 4 tiers |
| Listed features | 3 | ★ 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Oct 2024 | Apr 2026 |
M Custom Size Price Calculator and Kernvel AI Auctions 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: M Custom Size Price Calculator at Free plan available, Kernvel AI Auctions 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.
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: M Custom Size Price Calculator audit • Kernvel AI Auctions audit
| Keyword | M Custom Size Price Calculator | Kernvel AI Auctions |
|---|---|---|
| auctions | Not ranked | #7 |
| auction | Not ranked | #9 |
| custom pricing calculator | #17 | Not ranked |
| sizing | #113 | Not ranked |
| ai helpdesk software | Not ranked | #236 |
Both M Custom Size Price Calculator and Kernvel AI Auctions offer paid plans only. M Custom Size Price Calculator starts at Free plan available; Kernvel AI Auctions starts at Free plan available. Compare the per-tier features in the Pricing section above before committing.
M Custom Size Price Calculator (5.0★, 20 reviews) and Kernvel AI Auctions (5.0★, 12 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★. M Custom Size Price Calculator does carry the larger published review base (20 vs 12). Read both apps' detail pages for the feature breakdown and recent listing changes.
Both apps are one-click installs from the Shopify App Store. M Custom Size Price Calculator has the deeper published review base (20 vs 12), 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.
M Custom Size Price Calculator typically suits early-stage and growth-mode teams based on its published review base (20 reviews). Kernvel AI Auctions typically suits early-stage and growth-mode teams based on its published review base (12 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. M Custom Size Price Calculator and Kernvel AI Auctions 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 Kernvel AI Auctions" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
