I have a lot of trouble hearing years when French speakers say them. Especially because of the vigesimal system after 60. So I used IBM Cloud's Text to Speech renderer to generate audio files for every number from 0 to 2499 and created a deck with the files. Also used the
num2words Python Library to generate the words to accompany the cards.
1. Front plays the audio and back shows the next and numerals.
2. Front shows the numerals and back plays the audio and shows the words
Please like if you find it useful.