PPerenny
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Research & education · Not a brokerage or advisory service

Build wealth on a 20–40 year horizon.

Perenny helps self-directed investors discover, analyze, and track stocks and ETFs with strong long-term compounding potential — grounded in fundamental quality and durable advantages, not short-term trading signals. Build conviction through data, and learn the principles as you go.

Start from a research lens

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Highest-quality compounders

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NVDAstock
NVIDIA Corp.
$138.00
ROIC 75.0%
94
MAstock
Mastercard Inc.
$480.00
ROIC 50.0%
82
AAPLstock
Apple Inc.
$228.00
ROIC 56.0%
74
ADBEstock
Adobe Inc.
$480.00
ROIC 30.0%
74

Foundational ETFs

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VTIetf
Vanguard Total Stock Market ETF
$290.00
Expense 0.03%
89
ITOTetf
iShares Core S&P Total US Stock Market ETF
$130.00
Expense 0.03%
84
VOOetf
Vanguard S&P 500 ETF
$530.00
Expense 0.03%
78
VEAetf
Vanguard FTSE Developed Markets ETF
$52.00
Expense 0.06%
75

Ranked by the composite quality score — candidates worth researching, not recommendations to buy.

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Two plans, the same calm research-first approach.

Free

$0/forever
  • All 6 preset research screens
  • Snapshots & long-term performance charts
  • 1 watchlist · wealth simulator · Learning Hub
Start free
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Premium

$7/mo, billed yearly

or $9/month · save 22% annually · cancel anytime

  • Everything in Free, plus:
  • Full screener, fundamentals, valuation & compare
  • Unlimited watchlists, portfolio analytics & alerts
See Premium

Full feature comparison on the pricing page.

A bias toward boring truth

The app consistently nudges toward proven principles and gently challenges speculative behavior.

Time in the market

Compounding does its heaviest lifting in the final years. Starting early and staying invested beats trying to time entries.

Quality over hype

Durable moats, high returns on capital, and strong free cash flow tend to compound; story stocks without them often don't.

Costs are forever

Fees and taxes compound against you every single year. Minimizing them is one of the few levers you fully control.

Diversify, then be patient

Broad diversification removes uncompensated risk. The boring, low-cost core is usually the most effective.