Which has the lower trailing P/E, APP or DUOL?

DUOL has the lower trailing P/E: APP trades at 24.25 and DUOL at 15.93. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, APP or DUOL?

Over the past five years, DUOL grew revenue faster — APP at a 25.84% CAGR versus DUOL at 40.70%.

Is APP or DUOL more profitable?

APP runs the higher net margin — APP at 64.58% versus DUOL at 35.87%.

How have APP and DUOL total returns compared?

Over the past 5 years, APP delivered 41.05% and DUOL delivered -0.56% annualized total return. Past performance doesn't predict future results.

AppLovin Corporation (APP) vs Duolingo, Inc. (DUOL)

A side-by-side comparison of AppLovin Corporation and Duolingo, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 16, 2026. Differences are shown without an overall score or investment verdict.

APP

AppLovin Corporation

$105.97B

$315.44TechnologyDelayed quote: Aug 14, 2026, 4:00 PM EDT

DUOL

Duolingo, Inc.

$6.19B

$132.83TechnologyDelayed quote: Aug 14, 2026, 4:00 PM EDT

Total return — APP vs DUOL

growth of $100 · dividends reinvested · last 5y

APP +383.7% (+37.1%/yr)DUOL -4.4% (-0.9%/yr)APP compounded faster over this window

Log scale — wide-divergence pair

APP DUOL

APP vs DUOL: by the numbers

•APP is the larger company ($105.97B vs $6.19B market cap).
•DUOL trades at the lower trailing earnings multiple (15.93 vs 24.25 P/E), one valuation lens rather than an overall verdict.
•APP converts more revenue to profit (64.58% vs 35.87% net margin).
•DUOL grew revenue faster over the past five years (40.70% vs 25.84% CAGR).

Metrics side by side

Valuation

Metric	APP	DUOL
P/E ratio	24.25	15.93
Forward P/E	19.75	47.04
P/S ratio	15.61	5.80
P/B ratio	33.70	4.71
EV / EBITDA	19.74	31.17
FCF yield	4.22%	8.40%

Profitability

Metric	APP	DUOL
Gross margin	88.46%	72.34%
Operating margin	77.44%	14.18%
Net margin	64.58%	35.87%
ROE	139.42%	29.14%
ROIC	60.71%	9.80%

Growth (annualized)

Metric	APP	DUOL
Revenue CAGR (5Y)	25.84%	40.70%
EPS CAGR (5Y)	73.54%	N/A
FCF CAGR (5Y)	73.58%	91.58%
Total return CAGR (5Y)	41.05%	-0.56%

Frequently asked

Which has the lower trailing P/E, APP or DUOL?: DUOL has the lower trailing P/E: APP trades at 24.25 and DUOL at 15.93. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, APP or DUOL?: Over the past five years, DUOL grew revenue faster — APP at a 25.84% CAGR versus DUOL at 40.70%.
Is APP or DUOL more profitable?: APP runs the higher net margin — APP at 64.58% versus DUOL at 35.87%.
How have APP and DUOL total returns compared?: Over the past 5 years, APP delivered 41.05% and DUOL delivered -0.56% annualized total return. Past performance doesn't predict future results.

Go deeper

Full APP analysis Full DUOL analysis Interactive comparison tool

Dig into the metrics

AppLovin P/E ratio Duolingo P/E ratio AppLovin ROE Duolingo ROE AppLovin operating margin Duolingo operating margin AppLovin revenue growth Duolingo revenue growth AppLovin free cash flow Duolingo free cash flow

AppLovin & Duolingo appear in these rankings

Fastest Revenue Growth Stocks Highest ROE Stocks Highest ROIC Stocks Highest Operating Margin Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 16, 2026.