3.5.20
Oct 31, 2026 · seen Nov 5, 2026
3.5.18
Oct 24, 2026
3.5.15
Oct 14, 2026 · seen Oct 16, 2026
Primer is an education app by Primer Learning with 1,000+ downloads (about 3.2K estimated). +89 installs in the last 7 days. Released Jul 15, 2025. Install growth, rank history, SDKs and ad networks.
From the store listing: “Learn without limits”