ChatZi: WhatsApp Chat Button vs Whats K: Whatsapp Chat Button
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Apr 16, 2026 for ChatZi, Oct 13, 2026 for Whats K.
The short answer
- ChatZi lists 11 features Whats K’s listing doesn’t mention, including AI chatbots, Chat assignment, Chat flows.
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
- · 15+ Chat Channels
- · Analytics & Click Tracking
- · Custom Button Design
- · Fully Mobile Optimized
- · Knowledgeable Support
- · No-Code Setup
Growth
- · 15+ Chat Channels
- · Analytics & Click Tracking
- · Custom Button Design
- · Fully Mobile Optimized
- · Knowledgeable Support
- · No-Code Setup
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureChatZi adds a WhatsApp chat button to your storefront, giving customers a direct way to reach you on WhatsApp. When a customer clicks the button, WhatsApp opens with a pre-filled message that includes the page they were browsing, giving you instant context for every conversation. The widget is fully customizable through the Shopify theme editor.
Improve customer interaction with the WhatsApp Button app! Seamlessly add a WhatsApp chat button or WhatsApp chat widget to your store for easy customer communication. Enable instant support with WhatsApp business chat connect, allowing customers to reach you directly via Whats App. Customize the WhatsApp buttons to match your store’s design and provide real-time assistance.
- Customers reach you on WhatsApp with a single click from your store.
- Pre-filled messages include the page the customer was browsing when they clicked
- Customize button color, size, position, and label text in the theme editor.
- Control widget visibility separately for desktop and mobile.
- Let visitors reach you via WhatsApp, Facebook Messenger, Instagram and more.
- Сustomize the chat button and adjust its position to fit your store.
- Responsive chat widget that works seamlessly on all devices.
- Easy to install and configure, with no coding required
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 |  ChatZi |  Whats K |
|---|---|---|
| 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 | ChatZi | Whats K |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 5 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
ChatZi and Whats K: common questions
- What features does each app list that the other doesn’t?
- ChatZi lists 11 the others don’t mention, such as AI chatbots, Chat assignment, Chat flows, Chat window. Whats K lists 2 the others don’t mention, such as SMS, Social media. 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 Apr 16, 2026 for ChatZi, Oct 13, 2026 for Whats K; 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 Apr 16, 2026 for ChatZi, Oct 13, 2026 for Whats K. 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.