By Hugo Francisco de Souza Reviewed by Lauren Hardaker Jan 16 2026 A new meta-analysis suggests that well-designed smartphone apps can outperform minimal support and may strengthen standard smoking cessation treatments. Study: Efficacy of smartphone apps used alone or with traditional interventions for smoking cessation: a systematic review and meta-analysis . Image credit: Kaspars Grinvalds/Shutterstock.com In a recent systematic review published in BMJ Evidence-Based Medicine , researchers