AppFolio Inc. (APPF) vs Rambus Inc. (RMBS)

A side-by-side comparison of AppFolio Inc. and Rambus Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 3, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnAPPF vs RMBS

growth of $100 · dividends reinvested · last 10y
APPF +1115.6% (+28.4%/yr)RMBS +508.6% (+19.8%/yr)APPF compounded faster over this window
05001k2kStart $10020182020202220242026$1,216$609
APPF RMBS

APPF vs RMBS: by the numbers

  • RMBS is the larger company ($9.13B vs $7.99B market cap).
  • RMBS trades at the lower trailing earnings multiple (38.86 vs 51.20 P/E), one valuation lens rather than an overall verdict.
  • RMBS converts more revenue to profit (31.69% vs 15.13% net margin).
  • APPF grew revenue faster over the past five years (26.26% vs 22.51% CAGR).

Metrics side by side

Valuation

MetricAPPFRMBS
P/E ratio51.2038.86
Forward P/E32.5027.91
P/S ratio7.6812.31
P/B ratio15.196.35
EV / EBITDA38.3930.44
FCF yield3.37%3.22%

Profitability

MetricAPPFRMBS
Gross margin63.04%78.27%
Operating margin17.52%35.51%
Net margin15.13%31.69%
ROE29.94%16.34%
ROIC26.85%14.56%

Growth (annualized)

MetricAPPFRMBS
Revenue CAGR (5Y)26.26%22.51%
EPS CAGR (5Y)-3.28%N/A
FCF CAGR (5Y)72.35%14.08%
Total return CAGR (5Y)13.01%28.26%

Frequently asked

Which has the lower trailing P/E, APPF or RMBS?
RMBS has the lower trailing P/E: APPF trades at 51.20 and RMBS at 38.86. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, APPF or RMBS?
Over the past five years, APPF grew revenue faster — APPF at a 26.26% CAGR versus RMBS at 22.51%.
Is APPF or RMBS more profitable?
RMBS runs the higher net margin — APPF at 15.13% versus RMBS at 31.69%.
How have APPF and RMBS total returns compared?
Over the past 10 years, APPF delivered 28.38% and RMBS delivered 19.42% annualized total return. Past performance doesn't predict future results.

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 September 3, 2026.