As of 2026-05-16, SIG Revisor was tested in 74 Apple App Store storefronts — available in 5, unavailable in 69 (HK, PT, HN, YE, HU, QA, AL, IT, AR, AT, AU, AZ, RO, ZW, BB, BE, BG, RW, JP, BM, SA, SC, BZ, SK, SL, KG, KH, KN, SZ, KR, CM, CO, KZ, TH, LA, CY, LC, TM, TO, TW, LR, DK, DM, DO, UA, DZ, ME, ML, MM, MO, UZ, MU, MY, VC, ES, VG, NA, VN, NG, NI, NP, FI, FJ, GA, GR, PA, GY, PH, PL).Roughly 1.6 billion people live in the 69 storefronts where it is unavailable. App unavailability does not by itself prove censorship.