Fastrr Cart vs Smart Size Chart & Size Guide

Fastrr Cart logo Fastrr Cart vs Smart Size Chart & Size Guide logo Smart Size Chart & Size Guide

How Fastrr Cart and Smart Size Chart & Size Guide compare on the Shopify App Store: rating, review count, pricing, the Built for Shopify badge, and where each one ranks in the store's organic search results. Every number is the App Store's own and is never edited.

Updated October 4, 2026 · App Store data

Maintained by Rankbase, built by a Shopify app developer

Fastrr Cart vs Smart Size Chart & Size Guide at a glance

As of October 4, 2026, Fastrr Cart is rated 4.5 stars from 49 reviews and Smart Size Chart & Size Guide is rated 4.9 stars from 144 reviews on the Shopify App Store.

  • Rating: Smart Size Chart & Size Guide has the higher rating, 4.9 stars against 4.5.
  • Reviews: Smart Size Chart & Size Guide has more reviews, 144 against 49.
  • Pricing: Fastrr Cart lists "Free trial available", Smart Size Chart & Size Guide "Free plan available".
  • Built for Shopify: Only Smart Size Chart & Size Guide carries the Built for Shopify badge.
Fastrr Cart and Smart Size Chart & Size Guide on the Shopify App Store, as of October 4, 2026: rating, review count, pricing label, the Built for Shopify badge, and the date each app's data was last read from the store.
Fact Fastrr Cart Smart Size Chart & Size Guide
Tagline Customizable cart with milestone rewards and upsell offers Size charts, size guides & an AI fit finder to cut returns
Rating ★ 4.5 ★ 4.9
Reviews 49 144
Pricing Free trial available Free plan available
Built for Shopify No badge Built for Shopify
Data as of October 4, 2026 October 4, 2026

Ratings, review counts, pricing labels and badges are read from each app's Shopify App Store search result card. Rankings are the store's organic results for the searches Rankbase tracks; sponsored results are excluded.

Where each app ranks in App Store search

Every Shopify App Store search Rankbase tracks where Fastrr Cart or Smart Size Chart & Size Guide is in the top 10 today, with the position merchants see. Organic results only, across 3,798 tracked searches; sponsored placements never count.
App Store search Fastrr Cart Smart Size Chart & Size Guide
Both apps rank · 1 search
Shiprocket Smart Cart #2 #8
Only Fastrr Cart ranks · 15 searches
Fastrr #1 not in top 10
Fastrr Checkout #1 not in top 10
Smart Cart #1 not in top 10
Fatture Italia #2 not in top 10
Ship Rocket #2 not in top 10
Shiprocket #3 not in top 10
Shiprocket Checkout #3 not in top 10
Shiproket #3 not in top 10
Fatture In Cloud #4 not in top 10
Smart Discounts #4 not in top 10
Smart Discount #5 not in top 10
Shiprocke #6 not in top 10
Shiprocket Smart Edd #6 not in top 10
Sprocket #6 not in top 10
Backup Master #9 not in top 10
Only Smart Size Chart & Size Guide ranks · 15 searches
Guia De Tallas not in top 10 #2
Guide Des Tailles not in top 10 #3
Size Guide not in top 10 #3
Smartseo not in top 10 #3
Size not in top 10 #4
Size Chart not in top 10 #4
Size Charts not in top 10 #4
Avada Size Chart not in top 10 #6
Diff not in top 10 #6
Sihi not in top 10 #6
Tallas not in top 10 #6
Kiwi Size Chart not in top 10 #7
Smart not in top 10 #9
Smart S not in top 10 #10
Tevello not in top 10 #10

In the App Store's organic search results, Fastrr Cart ranks in the top 10 for 16 of the 3,798 searches we track and Smart Size Chart & Size Guide for 16. They share one search, "shiprocket smart cart", where Fastrr Cart ranks #2 and Smart Size Chart & Size Guide #8.

Frequently asked questions

Is Fastrr Cart or Smart Size Chart & Size Guide rated higher on the Shopify App Store?

Smart Size Chart & Size Guide has the higher rating, 4.9 stars against 4.5. Smart Size Chart & Size Guide has more reviews, 144 against 49.

Which has more reviews, Fastrr Cart or Smart Size Chart & Size Guide?

Smart Size Chart & Size Guide has more reviews, 144 against 49.

Which ranks higher in Shopify App Store search, Fastrr Cart or Smart Size Chart & Size Guide?

In the App Store's organic search results, Fastrr Cart ranks in the top 10 for 16 of the 3,798 searches we track and Smart Size Chart & Size Guide for 16. They share one search, "shiprocket smart cart", where Fastrr Cart ranks #2 and Smart Size Chart & Size Guide #8.

How is this comparison made?

Rankbase records the organic results merchants see when they search the Shopify App Store for 3,798 popular keywords, refreshed daily for published rankings and at least weekly for the rest. Each app's rating, review count, pricing label and Built for Shopify badge are taken from its App Store search result card, so they are exactly what merchants see; the date next to each app is the last time it appeared in any tracked top 10. Sponsored results are excluded, and nothing on this page is edited by hand, including for Rankbase's own apps.

More comparisons

Fastrr Cart against other apps

Smart Size Chart & Size Guide against other apps

Rankbase paired these two apps on September 11, 2026, when both ranked in the top 3 for "shiprocket smart cart". The page stays as long as either app keeps ranking or the comparison keeps being read, and every number on it is refreshed from the App Store.

All app comparisons →   ·   Browse keyword rankings →

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Built by Craftshift

Rankbase is made by Craftshift, a Shopify Partner building apps for product images, variants, and bulk catalog work. We built Rankbase to track the App Store rankings of our own apps first, then opened it to other developers, and this directory grew out of that work. The rankings on these pages are Shopify's own organic search results; we never edit them, including for our own apps.

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