Submarines of the US Navy

SUBMARINES of the US NAVY features more than 700 high-resolution photos of
  every submarine commissioned by the United States Navy. All photos support
  pinch-to-zoom, allowing you to examine images in stunning detail on both
  iPhone and iPad.

  In addition to authoritative histories of each submarine, the app includes
  complete specifications on every submarine commissioned between 1900 and 2024.
   Over 660 submarines are listed across 39 classes — from the earliest
  gasoline-powered Holland class through the modern Virginia class — each with
  detailed histories and hi-res photos.

  Each high-resolution photo includes an optional caption describing the
  circumstances under which it was captured.

  Features:

  - Browse submarines by class, alphabetically, or chronologically
  - Search across all submarine histories
  - Over 660 detailed articles with 700+ hi-res photos
  - Official US Navy photographs with optional captions
  - Full-screen photo viewer with pinch-to-zoom
  - Export and share photos directly from the app
  - Completely self-contained — no Internet connection necessary
  - Optimized for both iPhone and iPad

  Pro Upgrade unlocks search, photo export, and access to every submarine in the
   database.

  Submarines of the US Navy is part of a series of apps on the US Navy by
 Historycentral, including our companion Destroyers, Cruisers, Battleships app.