Knit/Crochet ToolsMetzger Apps
1.2 Varies with device
Knit/Crochet Tools is a handy resource for both knitters and crocheters! The app includes stitch/row counters, mini-ruler, calculator, needle/hook sizes, crochet and knit international symbols, and crochet and knit abbreviations.
Six counters can be increased, decreased, or reset, and the counter names are customizable.