Which driver tracking and ETA platforms are known for mobile-friendly apps and alert management?

Several driver tracking and ETA platforms are well known for having mobile-friendly apps and strong alert/notification management. Commonly cited options include:

• Onfleet — Strong mobile app experience for drivers, real-time tracking, delivery status updates, and configurable alerts.
• Track-POD — Mobile-friendly driver app, proof of delivery, route tracking, and automated customer alerts.
• Motive (formerly KeepTruckin) — Good mobile app support for drivers/fleets, GPS tracking, ETA visibility, and alerting around routes, stops, and driver activity.
• Verizon Connect — Robust fleet tracking with mobile access and customizable alerts for location, geofencing, and exceptions.
• Samsara — Popular for real-time fleet/driver tracking, mobile app usability, and extensive alert management.
• Routific — Easy-to-use mobile routing/driver experience with ETA updates and notifications.
• WorkWave Route Manager — Designed for field service and delivery teams, with driver mobile tools and customer ETAs/alerts.
• Circuit for Teams — Very mobile-friendly route planning/tracking, with status updates and ETA visibility.

If you want, I can also narrow this down by:

1. best for small fleets,
2. best for last-mile delivery, or
3. best alerting features.