Side-by-side comparison · 24 data points
Show tax includes prices and tax excludes prices for all your products and set tax rules you need.
| Singleton | Dual Price Display | Zamp ‑ Sales Tax Dashboard | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
Complete transparency into sales tax. See every calculation, every jurisdiction, every cent.
| Metric | Singleton | Dual Price Display | Zamp ‑ Sales Tax Dashboard |
|---|---|---|
| Rating | 4.8 ★ | — |
| Total reviews | 186 | 0 |
| Free plan | Yes | Yes |
| Pricing | Free trial available | Free |
| Built for Shopify | — | — |
| Pricing tiers | 2 tiers | — |
| Listed features | 5 | 5 |
| Languages | 1 supported | 1 supported |
| Listed since | Sep 2018 | Apr 2026 |
Based on the data on this page, Singleton | Dual Price Display is the stronger choice for most Shopify App Store merchants — 4.8★ vs Zamp ‑ Sales Tax Dashboard's 0.0★ is a meaningful gap that usually reflects real product or support quality differences across the user base. Pricing entry tiers: Singleton | Dual Price Display at Free trial available, Zamp ‑ Sales Tax Dashboard at Free. 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 (apps, orders, integrations) varies. Singleton | Dual Price Display has the larger user base (186 reviews vs 0), which usually maps to broader integration coverage, faster bug-fix cadence, and a deeper bench of community workflow patterns. Zamp ‑ Sales Tax Dashboard's smaller cohort can be an advantage for niche workflows where the bigger app has accumulated bloat. Recommended by store size: small/early-stage merchants who need fast install and low risk should default to Singleton | Dual Price Display; mid-market and enterprise merchants with specific feature requirements should evaluate both — Zamp ‑ Sales Tax Dashboard's 0-review base may include the workflow context that matches your specific use case better than Singleton | Dual Price Display's broader-but-shallower coverage. 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: Singleton | Dual Price Display audit • Zamp ‑ Sales Tax Dashboard audit
| Keyword | Singleton | Dual Price Display | Zamp ‑ Sales Tax Dashboard |
|---|---|---|
| dual price display | #1 | Not ranked |
| financial | #8 | Not ranked |
| sales tax | Not ranked | #10 |
| sales tax filing | Not ranked | #17 |
| helpdesk software | #83 | Not ranked |
Both Singleton | Dual Price Display and Zamp ‑ Sales Tax Dashboard offer paid plans only. Singleton | Dual Price Display starts at Free trial available; Zamp ‑ Sales Tax Dashboard starts at Free. Compare the per-tier features in the Pricing section above before committing.
It depends on what you're optimizing for. Singleton | Dual Price Display fits better if you prioritize rating consistency; Zamp ‑ Sales Tax Dashboard is the call if you need the larger user base. Read both apps' detail pages on AppRanks for the full feature breakdown, install counts, and recent listing changes.
Both apps are one-click installs from the Shopify App Store marketplace. Singleton | Dual Price Display has more onboarding documentation maturity (186 reviews vs 0), which usually translates to better-tested setup wizards and quicker time-to-value. AppRanks doesn't measure setup time directly — read the recent reviews on each app's detail page for merchant-reported install experience.
Singleton | Dual Price Display typically suits early-stage and growth-mode stores based on its review-base composition (186 reviews). Zamp ‑ Sales Tax Dashboard aligns more with early-stage and growth-mode stores (0 reviews). Larger review bases generally mean the app has been load-tested at scale — relevant if you're processing high order volume or handling enterprise compliance requirements.
Migration support varies by app and category. Singleton | Dual Price Display and Zamp ‑ Sales Tax Dashboard 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 Zamp ‑ Sales Tax Dashboard" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.
