As of 2026-06-29, BookshelfTracker was tested in 175 Apple App Store storefronts — available in 109, unavailable in 66 (HK, PT, HR, HU, IE, IL, IN, AF, ZA, AI, IQ, IT, AT, ZM, RO, BE, RU, BG, BH, BM, SE, SI, BY, SK, KE, SN, SZ, CM, CN, CO, KY, KZ, TC, CV, CY, CZ, TN, DE, DK, LT, LU, LV, MA, ME, EE, EG, MO, MS, MT, MW, MY, VC, ES, VG, VN, NG, NL, FI, FR, OM, GH, GR, GW, XK, PK, PL).Roughly 4.4 billion people live in the 66 storefronts where it is unavailable. App unavailability does not by itself prove censorship.