An .idb file is a compressed data file for iChart software. Its main purpose is to store monthly data in a single file for ease of transport. The files can be created manually one at a time or automatically on a set schedule.
1. Open iChart without a project
2. From the menu bar select File | Restore.
3. Click on the “…” icon and switch file types to iChart IDB files (*.idb).
4. Select the .idb file to be restored and click Open.
5. Click Restore Now.