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🔬 Lab Findings 🔧 Stack Builder

Customer Support Apps for Shopify — Performance Ranked

11 benchmarked helpdesk and customer support ticketing apps, ranked by real JavaScript overhead measured in StackConflict's clean-room lab.

11 Apps benchmarked
8 Grade A or B
33 ms Avg CPU cost
132 ms Avg mobile CPU
★ 4.8 Avg merchant rating
FASTEST

Chatbase is the lightest helpdesk and customer support ticketing app we've tested — 25.94 KB payload and 24 ms CPU (Grade A).

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#1
A
Chatbase
by Chatbase
📦 25.94 KB
⚡ 24 ms desktop
📱 102 ms mobile ✓
📐 Layout stable
★ 4.8 15
Lightweight
#2
A
Mantle
by Mantle
📦 21.03 KB
⚡ 4 ms desktop
📱 45 ms mobile ✓
📐 Layout stable
Lightweight
#3
B
FAQPrime
by FAQPrime
📦 75.09 KB
⚡ 5 ms desktop
📱 8 ms mobile ✓
📐 Layout stable
★ 4.7 31
Acceptable
#4
B
Freshdesk Messaging
by Freshworks
📦 68.26 KB
⚡ 6 ms desktop
📱 15 ms mobile ✓
Acceptable
#5
B
Gladly Customer Service
by Gladly
📦 132.38 KB
⚡ 20 ms desktop
📱 67 ms mobile ✓
★ 4.7 28
Acceptable
#6
B
Gladly
by Gladly
📦 132.38 KB
⚡ 13 ms desktop
📱 58 ms mobile ✓
★ 4.7 28
Acceptable
#7
B
Klara
by Klara
📦 41.71 KB
⚡ 20 ms desktop
📱 65 ms mobile ✓
Acceptable
#8
B
Richpanel
by Richpanel
📦 42.34 KB
⚡ 13 ms desktop
📱 ~52 ms mobile
Acceptable
#9
C
Corso
by Corso
📦 302.26 KB
⚡ 219 ms desktop
📱 662 ms mobile ✓
★ 4.7 19
Heavy
#10
C
DingAI
by DingAI
📦 319.62 KB
⚡ 14 ms desktop
📱 47 ms mobile ✓
★ 5 102
Heavy
#11
C
Forethought Solve
by Forethought
📦 215.34 KB
⚡ 27 ms desktop
📱 125 ms mobile ✓
Heavy

How we measure — Each app is injected into a clean Shopify dev store in a Playwright-controlled browser with no other apps installed. V8 CPU cost is the ScriptDuration delta before and after injection. Mobile estimate applies Google Lighthouse's 4× slowdown factor.

Read the full methodology →