Kids Phonics
Infinut Software Inc.
This app features "1200 exercises using 15 games" that target K-2. Lessons start with consonant and vowel sounds for beginners and move up to consonant blends, digraphs, diphthongs, CVC/CVCe. You can do the lessons in order or skip ahead.
$4.99, Android, Kindle
Teaches: reading, phonics