🍰 DUOLINGO

14 hari — 3.000 (famplan)

1 bulan — 5.000 (famplan email c)

1 bulan — 7.000 (indplan email s)

🍰 Grammarly

1 bulan — 10.000 (sharing)

1 bulan — 30.000 (private)

🍰 QUILLBOT

1 bulan — 10.000 (sharing)