Stoyan Hristov is an indie developer on the App Store with 21 apps. On IndieRank, they are ranked #1375 out of 1,754 developers (top 78%). Their primary category is Education, with 398 total ratings and a 4.5★ weighted average. Their most popular app is Mental Math Trainer - PureMath with 208 ratings and a 4.6★ score.