Yes, but make sure the PDF has both Devanagari and IAST (International Alphabet of Sanskrit Transliteration). Avoid PDFs that use "funny" English spellings like "Shubh" spelled as "Shub" (missing the 'h' aspiration).
Several reputable spiritual organizations and cultural trusts have responded to this demand by digitizing their archives. Offering these PDFs for free is seen as an act of Seva (selfless service), ensuring that financial barriers do not prevent a devotee from accessing divine wisdom. Ashirwad Mantra Sanskrit Pdf Free