Side-by-side comparison · 24 data points
SMS OTP Login, WhatsApp Login, Social Login & Email OTP Login. Works with Theme 2.0 & 1.0
Verify all registered customers and allow or disallow them to see prices and "add to cart" buttons
| Metric | Singleton | Verify Customers | Prizma OTP Login with WhatsApp |
|---|---|---|
| Rating | 5.0 ★ | 5.0 ★ |
| Total reviews | ★ 75 | 7 |
| Free plan | Yes | Yes |
| Pricing | Free plan available | Free trial available |
| Built for Shopify | — | — |
| Pricing tiers | 3 tiers | 3 tiers |
| Listed features | ★ 5 | 3 |
| Languages | 1 supported | 1 supported |
| Listed since | Feb 2019 | May 2024 |
Singleton | Verify Customers and Prizma OTP Login with WhatsApp 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: Singleton | Verify Customers at Free plan available, Prizma OTP Login with WhatsApp at Free trial 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 (apps, orders, integrations) varies. Recommended evaluation path: install both apps' free tiers (where available) and run them in parallel on a small cohort of orders 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: Singleton | Verify Customers audit • Prizma OTP Login with WhatsApp audit
| Singleton | Verify Customers | Prizma OTP Login with WhatsApp | |
|---|---|---|
| Tagline | ||
| Description | ||
| Screenshots | images | images |
| Languages | ||
| Platforms | ||
| Developer | ||
| Listed | ||
| Last updated | — | — |
| Keyword | Singleton | Verify Customers | Prizma OTP Login with WhatsApp |
|---|---|---|
| registration forms | #34 | Not ranked |
| registration form | #36 | Not ranked |
| customer support tool | #77 | Not ranked |
| Not ranked | #133 | |
| whatsapp agent | Not ranked | #178 |
No tracked changes.
Both Singleton | Verify Customers and Prizma OTP Login with WhatsApp offer paid plans only. Singleton | Verify Customers starts at Free plan available; Prizma OTP Login with WhatsApp starts at Free trial available. Compare the per-tier features in the Pricing section above before committing.
Singleton | Verify Customers (5.0★, 75 reviews) and Prizma OTP Login with WhatsApp (5.0★, 7 reviews) are essentially tied on rating. Look at review velocity and individual reviewer quotes — both visible on each app's detail page — to differentiate.
It depends on what you're optimizing for. Singleton | Verify Customers fits better if you prioritize broader integrations; Prizma OTP Login with WhatsApp 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 | Verify Customers has more onboarding documentation maturity (75 reviews vs 7), 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 | Verify Customers typically suits early-stage and growth-mode stores based on its review-base composition (75 reviews). Prizma OTP Login with WhatsApp aligns more with early-stage and growth-mode stores (7 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 | Verify Customers and Prizma OTP Login with WhatsApp 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 Prizma OTP Login with WhatsApp" in each app's help center. AppRanks does not track migration tooling directly — this is a category-specific capability worth verifying before commitment.