As of 2026-06-22, 有道数学 was tested in 52 Apple App Store storefronts — available in 1, unavailable in 51 (HK, HR, HU, AE, ZA, AL, IT, AZ, BA, RS, RU, BF, JO, RW, JP, BJ, BN, SR, CD, SV, CI, SZ, CR, CV, LC, TO, LR, LT, UA, LY, MA, DZ, EC, MK, US, UY, MR, VN, NG, NP, FJ, NR, GA, GB, GD, GE, GM, GR, GW, PG, PH).Roughly 1.7 billion people live in the 51 storefronts where it is unavailable. App unavailability does not by itself prove censorship.