Tide Now USA is a comprehensive tide prediction application designed for all U.S. saltwater states, offering precise forecasts through 1,731 established tide stations. The app utilizes official tide data sources to provide accurate predictions until the year 2100 without requiring further updates. Its intuitive interface organizes locations by state and region, enabling users to quickly access detailed 24-hour tide forecasts.

Users can view tide tables, graphical displays, and instantaneous tide height values. The app supports calendar-based date selection and features an interactive graph with a timeline cursor indicating the present moment's tide value. For non-present days, it provides essential tide information including heights, sun, and moon data. With multiple graph display options and shortcuts for saving favorite stations, Tide Now USA ensures efficient tide monitoring for maritime enthusiasts and professionals.

Tide Now USA stands out with its robust feature set tailored for tide tracking. The app provides complete 24-hour tide forecasts with tide tables and graphs, showing rising or falling tide directions and rates of change. Users can swipe left or right to navigate between days, while a detailed graph displays sun and moon timelines alongside tide waveforms, indicating moon phases and illumination.

Additional functionalities include eight customizable favorites for quick station access, a map display via external call, and various settings accessible through the action bar. These settings allow users to switch between dark or light modes, choose 12 or 24-hour clock formats, and control graph grids. The app also offers extensive support resources including a dedicated website with instructions and direct email contact for user assistance, making it an indispensable tool for anyone relying on accurate tide information.

Tide Now USA offers an extensive collection of tide predictions for 1,731 established tide stations across all U.S. saltwater states, ensuring comprehensive coverage and reliability. This vast library provides users with accurate tide data sourced from official tide data sources, which is valid until the year 2100 without any further updates.

The app's commitment to copyright authenticity is evident in its use of official tide data sources, ensuring that users receive precise and authoritative information. Each location's predictions are meticulously calculated and displayed immediately upon selection, offering a complete forecast for a 24-hour period with a tide table and graphical display.

Users benefit from instantaneous access to tide predictions, including tide height, rising or falling direction, and rate of change. The inclusion of sun and moon information, along with their rise, set, and overhead transit times, adds another layer of depth and authenticity to the app's offerings.

With numerous customization options and commands available via the action bar, Tide Now USA ensures a user-friendly experience while maintaining the integrity and accuracy of its extensive tide data library.

Tide Now USA excels in format compatibility by providing a variety of graph displays tailored to different user preferences. Users can choose from detailed graphs featuring sun and moon timelines, simplified displays highlighting daylight hours, or basic graphs focusing solely on elevations. This flexibility ensures that users can customize their viewing experience according to their specific needs.

The app supports calendar entry systems for selecting tides on any date, allowing seamless navigation through past and future tide predictions. Swiping left or right changes the display to the next or prior day, enhancing the app's intuitive design and ease of use.

In addition to its graphical displays, Tide Now USA offers textual information such as tide tables and heights graphs, ensuring compatibility with various formats of data presentation. The app also includes features like marking a given height on the graph and controlling the graph grid, catering to diverse user requirements.

By integrating external calls for map displays and station information, Tide Now USA extends its format compatibility beyond the app itself, providing users with a holistic and versatile tide prediction tool.