Accesible backtesting platform

Research that
moves markets

Test mechanical strategies, simulate fundamental decisions, and track live performance, all in one unified research environment.

Portfolio Value
$128,470
Total Return
+28.5%
Sharpe Ratio
1.92
Win Rate
67.8%
Max Drawdown
-8.3%
Avg Trade Duration
12.4 days
Total Trades
184

Three integrated modules.
One powerful platform.

RelayTrader combines data management, strategy testing, and live tracking into a seamless research environment.

Information Suite

Stay informed with curated news articles on general market companies, plus tailored news feeds for the specific companies in your downloaded datasets.

General market news
Company-specific articles
Dataset-tailored feeds
Real-time updates
AAPL
GOOGL
MSFT
TSLA
AMZN
NVDA

Backtester

Test mechanical strategies or simulate manual fundamental decisions. Custom Python strategies, parameter presets, and comprehensive analytics.

Built-in & custom strategies
Manual trade simulation
Performance analytics
Save/load configurations
Strategy Performance
+28.6%
Total Return
28.60%
Sharpe Ratio
1.92
Max Drawdown
-8.30%
Win Rate
67.8%

Live Prices

Real-time portfolio tracking with historical price lookups. Multiple portfolios, detailed charts, and customizable visualization.

Real-time tracking
Multiple portfolios
Custom time ranges
Chart styling controls
AAPL
125 shares
$22,312.50
+12.8%
Avg Cost: $178.50
Current: $178.50
NVDA
50 shares
$15,430.00
+24.3%
Avg Cost: $248.60
Current: $308.60
GOOGL
180 shares
$25,426.80
-3.2%
Avg Cost: $146.80
Current: $141.26

Built for retail traders.

Every feature is designed to give you a competitive edge in the markets

Lightning Fast

Optimized data caching and processing for instant backtests

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Custom Strategies

Write your own Python strategies with full parameter control

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Deep Analytics

Comprehensive metrics including Sharpe ratio, drawdown, and more

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Multiple Portfolios

Track and compare unlimited portfolio configurations

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Save & Load

Persist your strategies, profiles, and portfolios locally

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Real-time Data

Live price tracking with historical lookups and comparisons

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1000+
Pre-seeded Symbols
Unlimited
Custom Strategies
<1s
Average Backtest Time
Start your research journey

Ready to transform your
trading research?

Join retail traders who trust Prior Sytems for backtesting, decision analysis, and portfolio tracking.

Free
No credit card
Local
Your data stays private
Instant
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