Nautical Chart Symbols & Abbreviations

Just downloaded this app, and while at first glance it looks really amazing, it has some serious flaws. First, it frequently crashes on my iPhone 7 running 11. For iOS, just updated two days ago. But what is more troubling, is that while on his App Store page he advertises “fully searchable”, I have yet to see where in hell a workable solution actually exists to do that. The index says it searchable, but hydrography symbols, for instance, cannot be searched in a way that takes you directly to

I like the way you can quickly search for a symbol, and that the images are tap to enlarge - helps my not too good eyes! The info itself is just what you want if you can’t remember what they all mean. Good for learning and referring to at the chart table and when passage planning.