Appstle Subscription vs Skio: Shopify Performance Comparison
Both apps score Grade C — Appstle Subscription has the edge with 8 ms vs 33 ms desktop CPU execution.
Both apps provide subscription billing and recurring orders functionality for Shopify stores. This page presents StackConflict’s independent lab results for both — measured in a clean-room environment with no other apps installed.
Head-to-Head Metrics
| Metric | Appstle Subscription | Skio | Faster |
|---|---|---|---|
| Overall Grade | C | C | Tie |
| JS Payload | 247.71 KB | 150.62 KB | Skio |
| CPU Desktop | 8 ms | 33 ms | Appstle Subscription |
| CPU Mobile est. | 22 ms | ~132 ms | Appstle Subscription |
| Layout Shift | 0.0 | 0.0 | Appstle Subscription |
Mobile CPU applies the 4× Lighthouse throttle for mid-range Android. Tested 2026-05-31.
Appstle Subscription — The Faster Option (Grade C)
Appstle Subscription scores Grade C with a JS payload of 247.71 KB and 8 ms desktop CPU execution. Mobile CPU: 22 ms. Even as the faster of the two options, merchants on mobile-heavy stores should weigh its impact on their combined app stack.
View full Appstle Subscription speed report →
Skio — The Heavier Option (Grade C)
Skio scores Grade C with a JS payload of 150.62 KB and 33 ms desktop CPU execution. Mobile estimated cost: ~132 ms. This places it in the heavier half of StackConflict’s benchmark dataset — merchants running mobile-first stores should evaluate whether the feature value justifies the performance tradeoff.
When to Choose Appstle Subscription
- Its unique feature set has no lighter equivalent in StackConflict’s database
- Your store traffic is predominantly desktop
- You have already removed or lightened other heavy scripts to compensate
When to Choose Skio
- Its unique feature set has no lighter equivalent in StackConflict’s database
- Your store traffic is predominantly desktop
- You have already removed or lightened other heavy scripts to compensate
Performance Verdict
Result: Comparable — Both apps score Grade C — Appstle Subscription has the edge with 8 ms vs 33 ms desktop CPU execution.
Both apps carry Grade C — see StackConflict’s full Subscriptions rankings for lighter alternatives.
About This Test
StackConflict measures each Shopify app in an isolated clean-room environment — a single development store, no other scripts, Playwright-controlled browser. V8 CPU cost is the ScriptDuration delta before and after injection. CLS is captured from the same browser session. Results represent the median of three independent runs with outliers removed.
Data from the StackConflict Lab. Last updated 2026-05-31.