Growth Metrics

Duolingo (DUOL) Return on Sales (2020 - 2025)

Duolingo has reported Return on Sales over the past 6 years, most recently at 0.15% for Q4 2025.

  • Quarterly results put Return on Sales at 0.15% for Q4 2025, up 8.0% from a year ago — trailing twelve months through Dec 2025 was 0.4% (up 28.0% YoY), and the annual figure for FY2025 was 0.4%, up 28.0%.
  • Return on Sales for Q4 2025 was 0.15% at Duolingo, down from 1.08% in the prior quarter.
  • Over the last five years, Return on Sales for DUOL hit a ceiling of 1.08% in Q3 2025 and a floor of 0.46% in Q3 2021.
  • Median Return on Sales over the past 5 years was 0.02% (2023), compared with a mean of 0.03%.
  • Biggest five-year swings in Return on Sales: plummeted -39bps in 2021 and later soared 95bps in 2025.
  • Duolingo's Return on Sales stood at 0.24% in 2021, then skyrocketed by 44bps to 0.13% in 2022, then skyrocketed by 160bps to 0.08% in 2023, then fell by -17bps to 0.07% in 2024, then soared by 123bps to 0.15% in 2025.
  • The last three reported values for Return on Sales were 0.15% (Q4 2025), 1.08% (Q3 2025), and 0.18% (Q2 2025) per Business Quant data.