Charles Joseph is an indie developer with 1 apps on the App Store. Ranked #4495 (top 5%) out of 90,276 developers on IndieRank. Primary category: Music. 226 total ratings with 4.5★ average.
How is this calculated?
IR Rate Breakdown
Review Score632
log10(226 + 1) x 300 x (4.5 / 5) — Review count x Rating quality
Update Recency0
— — Days since last update (max 300)
Portfolio40
min(1, 5) x 40 — Active app count (max 5) (max 200)
Total672
Formula:
IR Rate = log10(reviews+1) x 300 x (rating/5) + activity + portfolio