| Metric | Appstle | core-js | Winner |
|---|---|---|---|
| Performance | 46 | 36 | Appstle |
| Accessibility | 92 | 88 | Appstle |
| Best Practices | 77 | 84 | core-js |
| SEO | 100 | 91 | Appstle |
| Security | 80 | 65 | Appstle |
| TTFB | 507ms | 370ms | core-js |
| Composite | 81 | 72 | Appstle |
Appstle outperforms core-js in 5 of 7 categories, with a stronger composite score (81 vs 72). core-js leads in best practices, TTFB.
Choose Appstle when your primary concern is security and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose core-js when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1 audited Appstle sites and 1555 audited core-js sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
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