Best Bowling is a comprehensive iPhone app developed by Tatsuhiko Koyama that caters to bowling enthusiasts. With its easy-to-use interface, this app allows users to input various statistics while bowling and analyze them at any time. Whether you are practicing or participating in a league, Best Bowling provides a wide range of data types to track your progress.

The app includes features such as date-time for events, event names, location, notes, handicap, tags for grouping and marking, and the score and state of the pins for each frame. It also allows users to input information about their bowling balls and spare balls, as well as their position and spot on the lane.

Best Bowling offers a variety of statistics to help users analyze their performance. This includes transition graphs to visualize progress over time, distribution graphs to show pin patterns, and percentages for each pin's down states. Users can also track achievements such as total games played, high game scores, and split conversions.

To make it even more convenient, Best Bowling provides features like an event list sorted by date, search and filtering options, input history for quick data entry, and the ability to save and share score sheet images. The app also supports multiple bowler management and is iCloud supported for easy data syncing.

It's worth noting that the app supports the new score calculation method of "current frame scoring" and can convert old data from the Lt Edition (Viewer Edition) seamlessly. The only limitation is that emoticons cannot be used in the app.

Overall, Best Bowling is a must-have app for bowling enthusiasts who want to track their progress and analyze their performance in detail. With its user-friendly interface and comprehensive features, it is a valuable tool for any bowler looking to improve their game.