UserAgent Switcher

UserAgent Switcher by Atsuya Suzuki has shown strong recent performance in the Developer Tools category, hitting an all-time peak of #3 on 2026-09-03, which also represents its best rank over the last 30 days with a healthy average of #22. Currently, the app ranks in the Top Free charts across seven countries, with its standout positions being #38 in Japan (+52, a sharp climb), #43 in Seychelles (unchanged), and #50 in Nicaragua (-6). The trajectory is mixed: Japan is surging upward with a notable 52-place jump, while softer markets like South Korea (#75, -18), Vietnam (#88, -12), and Nicaragua are showing mild declines. Overall, the app remains well-positioned globally, though momentum is clearly concentrated in the Japanese market.