Grok AI vs iAnnotate 4 — PDFs & more
A data-backed head-to-head — estimated revenue, downloads, ratings and pricing side by side, from live App Store signals. Updated continuously.
Revenue / mo
$2.4M–$7.9M
$4k–$67k
Downloads / mo
160k–680k
1k–5k
Rating
★ 4.88 (1.3M)
★ 4.73 (9k)
Pricing
Free + IAP
Paid $9.99
Category
Productivity
Productivity
Released
1.6y ago
10.3y ago
Verdict: Grok AI earns more — an estimated $2.4M–$7.9M/mo, versus $4k–$67k/mo for iAnnotate 4 — PDFs & more.