Sciences et Avenir

Sciences et Avenir — Challenges is currently ranked in a handful of French-speaking African markets on the App Store, with its standout position being #11 on Chad's Top Free chart — a notable +73 jump that signals strong recent momentum. The app also holds #19 on Chad's Top Grossing chart, matching its all-time peak rank achieved on 2026-07-30. Elsewhere, it sits at #21 on Tunisia's Top Free chart (unchanged), #26 on Burkina Faso's Top Free chart, and #26 on Algeria's Top Grossing chart, indicating a generally steady presence across the region. Over the last 30 days, the app has held a very stable trajectory with both best and average positions at #19. Overall, the app is climbing in Chad while maintaining flat performance in its other tracked markets.