Question: I need a solution that enables city-scale AR experiences with large-scale data collection and mapping capabilities.

If you're looking for a platform that can handle city-scale AR experiences with data collection and mapping abilities, EasyAR could be a good choice. The platform offers a range of tools and services built around the Sense SDK, which offers modular and flexible APIs for Unity. It includes spatial mapping, motion tracking, image recognition and a city-scale AR cloud service for large-scale data collection, mapping and localization. EasyAR supports iOS, Android and MR eyewear, and has a lot of documentation, community support and a range of subscription plans for different needs.

Another option worth considering is Esri, which offers GIS mapping software and spatial analytics tools that marry location intelligence with machine learning. The platform offers 3D visualization, GIS mapping, spatial analysis and data collection and management. It can be applied to a broad range of industries and use cases, including infrastructure planning, supply chain optimization and climate action. Esri can be deployed in the cloud or on-premise, and offers a 21-day free trial, so you can try it out.

For a focus on location intelligence and customizable maps, Mapbox offers APIs and SDKs for building interactive maps with constantly updating data. It offers advanced routing engines, traffic-aware travel times and precise location search. Mapbox has a global dataset and can easily incorporate custom data, making it a good choice for things like smart location features and data analysis. The company is used by industry heavy-hitters and offers a free tier with volume discounts for heavy usage.

Last, Nearmap offers high-resolution imagery and 3D modeling tools to inform decision-making in a variety of industries. The platform offers current aerial imagery, AI-generated data sets and geospatial tools. Nearmap is good for urban planning, environmental monitoring and infrastructure projects, and offers high-quality content and rapid innovation since the platform is owned by Nearmap.