Symon Johnson is an indie developer on the App Store with 4 apps. On IndieRank, they are ranked #42 out of 1,754 developers (top 2%). Their primary category is Health & Fitness, with 6,480 total ratings and a 4.5★ weighted average. Their most popular app is Period Tracker - Women Journal with 3.3K ratings and a 4.6★ score.