Claude vs Grok
The comparison
On App Store, Grok scores higher (4.9/5 vs 4.7/5), from a larger review base (1,257,605 vs 182,357 ratings).
As of Jun 25, 2026, Claude is rated 4.7/5 on App Store (182,357 ratings); Grok is rated 4.9/5 on App Store (1,257,605 ratings). No source is blended; each stands on its own.