Siddur Torah Ohr, Chabad

Special features:
 - Add your "name pesukim" at the end of Shemona Esreh 
 - Kiddush Levana.
 - Me’ein Shalosh
 - Knows which Tefillah you'll need at any given time by tapping "Daven"
 - The daily Tehillim
 - Tehillim for age
 - Displays the relevant Kriah for every Holiday - Rosh Chodesh, Chol Hamoed, Fastday etc.
 - Only will display whats needed (i.e. Morid Hatal, Tefilin for men etc.)
 - Inserts special paragraphs (i.e. Yaaleh Veyavo, Hallel, etc.) at the correct place, and inserts special Tefilos for different times of year (i.e. Aseres Yemei Teshuva, Chol Hamoed, etc)

Web: Shafeh.org