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  1. Shopify apps
  3. Compare
  5. Mega Callback vs O: Chat buttons & Contact Form

Shopify app comparison

Mega Callback vs O: Chat buttons & Contact Form — adoption, reviews, and pricing compared with real detection data

Compare detected store footprint, review volume, pricing posture, top public categories, countries, and positive or neutral momentum bands.

Shared FormsShared ChatShared Health & BeautyShared Home & Garden

Combined detected footprint

1,358

detected Shopify stores across both apps. Counts stay precise and tied to Shoplist detection freshness.

Quick answer

As of Aug 28, 2026 for Mega Callback and Aug 29, 2026 for O: Chat buttons & Contact Form, Mega Callback is detected on 215 Shopify stores vs 1,143 for O: Chat buttons & Contact Form.

Side-by-side stats

Adoption, reviews, and pricing

SignalMega CallbackO: Chat buttons & Contact Form
Detected stores215as of Aug 28, 20261,143as of Aug 29, 2026
Reviews21 reviews601 reviews
Rating5.04.8
Pricing postureFree plan available$0
Top categoriesHealth & Beauty, Home & Garden, Apparel & AccessoriesApparel & Accessories, Home & Garden, Health & Beauty
Top countriesIndia, United States, United KingdomUnited States, Philippines, Australia
Momentum bandNo positive or neutral public bandNo positive or neutral public band

FAQ

Comparison notes

Which app has more detected Shopify stores, Mega Callback or O: Chat buttons & Contact Form?

O: Chat buttons & Contact Form has the larger detected footprint with 1,143 detected stores.

Does Shoplist show exact merchants switching between Mega Callback and O: Chat buttons & Contact Form?

The public page shows the aggregate switching count when Shoplist detects brands that dropped one app and added the other in the last 180 days. Store identities and direction stay behind signup.

What data powers these Shopify app comparisons?

Shoplist compares public storefront detections, Shopify App Store review data, pricing posture, category and country distributions, and positive or neutral public momentum bands when available.