Character Code Champion LiteGrant Ojanen's Creations
1.1 Varies with device
Browse, search and bookmark characters in the UTF-8 encoding system. You can view the decimal, hexadecimal, HTML entity and name of each character.
The full version lets you customize the code formats, save up to 256 bookmarks (exportable/importable to and from a .csv file) and choose a dark or light theme.