The meditation app revolution.

Smartphone-based meditation training has jumped onto the world stage, shifting how millions of people learn and practice meditation. This review examines the rapid proliferation of meditation apps and synthesizes current scientific findings on their usage patterns, efficacy, mechanisms of action, and safety. Though research lags well behind public adoption, recent randomized controlled trials and meta-analyses reveal that app-based meditation interventions produce modest but consistent reductions in depression and anxiety. Initial mechanistic studies further suggest that improvements in worry, repetitive negative thinking, and self-reported mindfulness skills may underpin these effects, alongside early findings on blood pressure reduction and pro-inflammatory gene expression. This review describes some of the similarities and differences between meditation apps and traditional, in-person mindfulness programs. Meditation apps often differ in the relative absence of interpersonal support, briefer practice sessions, lower sustained engagement rates, and greater opportunities for personalization and large-scale data capture. We discuss opportunities based on these issues, including hybrid models that combine app-based content with human support, just-in-time interventions, and advanced trial designs that harness app analytics. With thoughtful development and rigorous evaluation, meditation apps have potential to expand the reach of evidence-based meditation training, offering a unique platform for advancing translational research on meditative practices. (PsycInfo Database Record (c) 2025 APA, all rights reserved).