FAST Whatsapp: Chat & Leads vs SB WhatsApp Chat Button
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 8, 2026 for FAST Whatsapp, Oct 27, 2026 for SB WhatsApp Chat Button.
The short answer
- On the Shopify App Store: FAST Whatsapp 5.0 from 29 reviews and SB WhatsApp Chat Button 4.5 from 6 reviews.
- FAST Whatsapp lists 20 features SB WhatsApp Chat Button’s listing doesn’t mention, including Agent avatar, Animations, Borders.
Head to head
WhatsApp Chat, Customer Support Chat Widget, Chat Support
- India
- United States
- Italy
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureFAST turns clicks into conversations—and conversations into conversions. Let shoppers contact you instantly through their favorite messaging apps. With smart prefilled messages and a responsive chat widget, FAST makes it easy for customers to reach you, boosting engagement, loyalty, and sales—all through a seamless chat experience on your store.
Customers prefer chatting over waiting for email replies. Whatsapp online chat widget allows seamless communication with your customers. Whatsapp integration enhances customer interaction, engagement and provides instant support. With a whatsapp chat button and smooth whatsapp chat connect widget, you can offer real-time assistance.
- Fully responsive chat widget that delivers a flawless experience on all devices
- Let customers know when you're available - set your own custom business hours
- Enhanced styling to perfectly match your brand and vibe
- Streamline sales - smart prefilled message which includes a link to your product
- Configure the "Whatsapp chat" button without coding!
- Configure whatsapp chat widget without any coding skill!
- Set chat button title, image, position and agent image
- Set whatsapp live chat widget title, image, position and agent image
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 |  FAST Whatsapp |  SB WhatsApp Chat Button |
|---|---|---|
| Detected stores | 337 | Not published |
| Net store change, 28 days | −7 | 0 |
| Stores added, 28 days | 1 | Not enough data |
| Big-brand share | 13% | Not enough data |
| Top store categories | Apparel & Accessories, Health & Beauty, Home & Garden | Not published |
| Top store countries | India, United States, Italy | Not published |
Reviews
| Measure | FAST Whatsapp | SB WhatsApp Chat Button |
|---|---|---|
| App Store rating | 5.0 ★(ahead) | 4.5 ★ |
| App Store reviews | 29(ahead) | 6 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | FAST Whatsapp | SB WhatsApp Chat Button |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | Not published |
Listing
| Measure | FAST Whatsapp | SB WhatsApp Chat Button |
|---|---|---|
| Shopify category rank | #91(ahead) | #406 |
| Shopify App Charts | #3 on Rookies in Chat | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | May 16, 2025 | Dec 19, 2019 |
| Languages | 1 | 1 |
| Developer | ZyncLabs | SetuBridge |
FAQ
FAST Whatsapp and SB WhatsApp Chat Button: common questions
- Which has better reviews, FAST Whatsapp or SB WhatsApp Chat Button?
- On the Shopify App Store: FAST Whatsapp 5.0 from 29 reviews and SB WhatsApp Chat Button 4.5 from 6 reviews.
- What features does each app list that the other doesn’t?
- FAST Whatsapp lists 20 the others don’t mention, such as Agent avatar, Animations, Borders, Business hours. SB WhatsApp Chat Button lists 3 the others don’t mention, such as Backgrounds, Chat flows, Quick replies. 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 8, 2026 for FAST Whatsapp, Oct 27, 2026 for SB WhatsApp Chat Button; 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 8, 2026 for FAST Whatsapp, Oct 27, 2026 for SB WhatsApp Chat Button. 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.