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Composer
✓ verifiedFreemium
No-code automated trading platform, now part of SoFi, to build, AI-generate, backtest and auto-execute stock and ETF strategies.
278K visits/mo13K saves
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Interview Coder
✓ verifiedFreemium
Undetectable desktop AI assistant that feeds real-time answers during coding and technical interviews.
167K visits/mo
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16x Prompt
✓ verifiedFreemium
Local desktop app that assembles code-context prompts for LLMs, with API integrations, token tracking, and prompt saving.
21K visits/mo
Pricing
Trading Pass: $32/mo billed annually ($384/yr, unlimited automated trading)
Free trial available
No public pricing
Formula Pro: $599 per month
Yearly Pro: $433 per month
Basic: $0 per month
Free: $0/month
Pro: $5.99/month
Pro Annual: $49.99/year
Free: $0 (10 prompts/day)
Individual lifetime license: $48
Team lifetime license: $68
Core features
- ✦AI-assisted natural-language strategy creation
- ✦No-code visual strategy editor
- ✦Backtesting and portfolio analytics
- ✦Automated execution and rebalancing
- ✦Prebuilt and community strategy library
- ✦Retirement (IRA) account support
- ✦Real-time AI answers during technical interviews
- ✦Invisible to screen sharing and recording
- ✦Hidden from dock, tray and activity monitor
- ✦Click-through overlay
- ✦Live audio capture and transcription
- ✦Lifetime unlimited access license
- ✦AI-powered Excel and Google Sheets formula generation
- ✦VBA & Apps Script generation
- ✦Regular Expression generation and explanation
- ✦ChatGPT messaging with system prompts
- ✦Multiple language support
- ✦AI-powered formula generation
- ✦Formula explanation
- ✦VBA code generation and explanation
- ✦Chrome Extension and Excel add-in integration
- ✦Source-code context and prompt management
- ✦Custom and formatting instructions
- ✦BYOK API integrations (OpenAI, Claude, Gemini, etc.)
- ✦Token-limit tracking
- ✦Code-edit feature with visual diffs and backups
- ✦Local, offline prompt generation
Use cases
- →Build and test algorithmic trading strategies
- →Automate stock and ETF trades
- →Invest in prebuilt strategies
- →Run tax-smart trading in retirement accounts
- →Getting live help on coding interview problems
- →Answering technical questions in real time
- →Avoiding detection during screen-shared interviews
- →Financial modeling
- →Data cleansing and transformation
- →Statistical analysis
- →Inventory and supply chain management
- →Forecasting
- →Automating repetitive tasks
- →Generating copy for outbound sales campaigns
- →Generating complex Excel formulas using simple text prompts.
- →Understanding complex Excel or Google Sheets formulas.
- →Writing or understanding VBA code.
- →Automating tasks in Excel and Google Sheets.
- →Building context-rich prompts for AI coding
- →Comparing model outputs on the same task
- →Reusing saved prompts across tech stacks
- →Keeping code private during prompt creation
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