Forex Tester vs Composer (2026)
Forex Tester (windows bar-replay simulator for manual forex backtesting, sold as a one-time license) and Composer (no-code platform for building, backtesting, and auto-trading rules-based strategies) solve backtesting differently. The table below compares them on verified specs and pricing; full details are in each review.
Side by side
| Forex Tester | Composer | |
|---|---|---|
| Overall score | 6.8 / 10 | 6.2 / 10 |
| Engine type | bar-replay | visual/no-code |
| Pricing model | one-time | freemium |
| Free tier | Yes | Yes |
| Entry price | $149 one-time | $0 |
| Languages | C++, Delphi, no-code (manual replay) | No-code visual editor, Natural language (AI strategy generation), Composer API / MCP (language-agnostic, symphonies as structured scores) |
| Asset classes | forex, crypto, stocks, indices, commodities, metals, ETFs, futures (Online version) | US stocks, ETFs, Crypto (state-eligible, via Alpaca Crypto), Options (covered calls & cash-secured puts, launched Dec 2025) |
| Bundled data | Free Basic Data covers 18 symbols with medium-quality 1-minute bars and monthly updates. The paid Super Data subscription covers 860+ symbols (131 forex pairs, 569 stocks, 111 indices, 22 commodities, 20 metals, crypto) with real tick data, floating spreads, up to 25 years of history, and daily updates. | Bundled daily adjusted-close history for US stocks/ETFs (split/dividend adjusted) plus crypto; no separate data subscription or fees; historical depth varies by symbol and is not officially documented |
| Finest resolution | tick | Daily. Backtests run on daily adjusted closing prices only; live strategies execute in a daily trade window with real-time quotes |
| Live trading | No | Yes |
| Options support | No | Yes |
| Open source | No | No |
Forex Tester
Windows bar-replay simulator for manual forex backtesting, sold as a one-time license
Composer
No-code platform for building, backtesting, and auto-trading rules-based strategies
Frequently asked questions
Is Forex Tester better than Composer?+
They target different users. Forex Tester: discretionary forex (and cfd/futures) traders on windows who want realistic manual bar-replay practice and journaling rather than code-driven quantitative research. Composer: hands-off retail investors automating daily-rebalanced etf/stock rotation strategies without code. not for intraday traders or research-grade quants. Our scores: Forex Tester 6.8/10, Composer 6.2/10.
Which is cheaper, Forex Tester or Composer?+
Forex Tester entry pricing: $149 one-time (one-time). Composer: $0 (freemium). See each review for full verified pricing tables.
Educational content only, not investment advice. Specs and prices come from each platform's official pages; see the individual reviews for sources and last-verified dates.