CK: WhatsApp Marketing & Chat vs Lume ‑ WhatsApp Automation
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 6, 2026 for CK, Oct 13, 2026 for Lume.
The short answer
- Only CK lists a free plan. Paid plans start at $9.99/month for CK and $10/month for Lume.
- CK lists 19 features Lume’s listing doesn’t mention, including Business hours, Cart recovery, Chat assignment.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free Forever
- · 100 Manual cart abandonment messages
- · Chat button for WhatsApp
- · No branding of ours
- · Reports
- · Share button for WhatsApp
- · Unlimited chats
VIP
- · Automated recovery messages
- · COD Confirmation messages
- · Free +
- · Order CRM
- · Order confirmation & shipping messages
- · Priority Support & Email alerts
Advanced
- · Automation using your number
- · Custom template messages
- · Marketing
- · Multiple automated abandoned messages
- · Team Inbox with 1000 incoming messages
- · VIP features+
All-in-One Plan
- · Abandoned cart recovery
- · All fees included — no surprise costs
- · COD order notification and verification
- · Low-stock alerts sent directly to you
- · Order confirmations, cancel & refund
- · Restock alerts and reorder reminders
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureSend marketing messages for sales with the highest open rate via WhatsApp API. Send WhatsApp abandoned cart recovery messages through WhatsApp business automatically and increase your conversion rate. Sending WhatsApp order notifications and WhatsApp Shipping confirmation increase trust and many other WhatsApp automation. Verify COD orders before fulfilling the order.
Many customers miss the order updates and cart reminders that stores send by email. Lume sends these messages on WhatsApp instead, delivered straight to the customer's phone. It automates cart recovery reminders, order confirmations, shipping updates, reorder reminders, and back-in-stock alerts. Every template is editable, and you can see delivery and recovered revenue from one dashboard inside your Shopify admin.
- Send automation, marketing & abandoned cart recovery via WhatsApp API
- WhatsApp button for chat and share with ability to customise and one click setup
- Connect your existing WhatsApp business app number
- Collect reviews from your Loox / Google / Judge.me / Trust reviews
- Recover abandoned carts with automated WhatsApp reminders and follow-ups
- Send order confirmations and shipping updates the moment they happen
- Bring shoppers back with back-in-stock alerts and reorder reminders
- Track replies and recovered revenue from one dashboard in your admin
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  CK |  Lume |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | CK | Lume |
|---|---|---|
| App Store rating | 5.0 ★ | Not published |
| App Store reviews | 304 | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 17% | Not enough data |
FAQ
CK and Lume: common questions
- Is CK or Lume cheaper?
- Only CK lists a free plan. Paid plans start at $9.99/month for CK and $10/month for Lume. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- CK lists 19 the others don’t mention, such as Business hours, Cart recovery, Chat assignment, Chat buttons. Lume lists 3 the others don’t mention, such as Customizable widgets, Opt-in pop-ups, SMS notifications. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 6, 2026 for CK, Oct 13, 2026 for Lume; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 6, 2026 for CK, Oct 13, 2026 for Lume. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.