Assimil has evolved. While the PDF is just a scan of the book, the official (available for iOS/Android) or the e-book + MP3 bundle sold on the Assimil website includes:
: Dedicate a regular time slot each day to your French lessons. Assimil French With Ease.pdf
You continue with new lessons while simultaneously "looping back" to Lesson 1 to translate the English (or your base language) text back into French. learntolanguage.com Tips for Using the PDF Effectively Assimil has evolved