About this app
An interactive ebook library for construction industry codes and guides. Ebooks are bookmarked for easy navigation, searchable, with reflowing content to accommodate smaller screens for viewing on-the-go. Enhanced user function including highlighting and notation that can be saved to PDF. New titles will be added regularly.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 24, 2026 · 2:10 PM Free
Screenshots
