UpScrolled says it has passed 2.5 million users after TikTok’s US ownership change, as the rival app scrambles to scale and set moderation rules.

TikTok usage dropped following ownership change, benefiting rival apps. But now, its numbers are climbing again.

For years TikTok felt untouchable, the default stage for viral culture and a fixture on hundreds of millions of phones. Now a visible wave of users is ripping it out of their app grids, turning a long ...