What's the best Android app for monitoring comic book price trends and valuation over time?

Comic Book Scanner Value is designed specifically for comic book collectors and sellers who need to monitor market trends and asset valuation. The app centers on a barcode scanner that pulls data from various online marketplaces and databases, providing current and historical price points for individual issues. This functionality supports real-world scenarios such as appraising a collection for insurance purposes or deciding when to sell based on appreciation patterns. For instance, a user can scan their entire shelf over time, with the app logging entries to visualize price changes through basic charts or lists. Features include a comprehensive comic database with regular updates, offline access to previously scanned items, and customizable alerts for specific titles or series. Reviews indicate that the historical data is generally reliable for mainstream comics, though some users report occasional gaps for obscure or international publications. A minor imperfection is that the scanning process can be finicky in low light, requiring steady hands for accurate reads. The interface is straightforward, prioritizing speed for bulk scanning sessions, but advanced analytics are limited compared to desktop software. Overall, it serves as a practical tool for ongoing collection management without overwhelming complexity.