Engineering Excellence

Professional software solutions that exceed expectations

Seven powerful tools built for traders, deal hunters, security professionals, and growth-focused businesses.

What We Build

Sinful Software is a small, independent studio focused on building tools that give individuals the same edge that institutions take for granted. Our products cover trade automation, deal intelligence, marketplace monitoring, security research, and business outreach — each one built from real need, not market research.

Early Access

We're in early stages. Some products are actively in development, others are being refined based on feedback from real users. Pricing, features, and availability may change as we grow. If something doesn't work the way you expect, reach out — we're building this alongside the people who use it.

Built Different

Every line of code is written in-house. No templates, no white-labels, no outsourced contractors. We use the same tools we sell. That's the standard.

01 TRADE AUTOMATION

SyncTrade

Multi-broker trade copier with real-time web dashboard. Mirror trades across Rithmic, TradeStation, Tradovate, and TopStep with leader/follower groups, size multipliers, and Discord notifications.

Free Explore →

Multi-Broker Support

Copy trades across Rithmic, TradeStation, Tradovate, and TopStep simultaneously

Real-Time Dashboard

Web-based monitoring with live P&L, position tracking, and copy group management

Risk Management

Max daily loss limits, custom stop-loss/take-profit, and size multiplier controls

02 DEAL HUNTING

Deal Detector

The unified deal command center. Monitors government auctions and local marketplaces from a single desktop app with real-time Discord alerts and intelligent watchlist filtering.

Contact Us for Pricing Explore →

Unified Dashboard

Government auctions and marketplace deals in one interface

Real-Time Alerts

Discord, email, and desktop notifications the moment deals appear

Smart Watchlists

Keyword filtering with price thresholds and category targeting

03 GOVERNMENT AUCTIONS

AuctionAlert

Never miss a government auction again. Scans 20+ federal, state, and aggregator platforms with stealth scraping, proxy rotation, and multi-channel notifications.

Contact Us for Pricing Explore →

20+ Platforms

Federal surplus, state auctions, GSA, and aggregator sites

Stealth Scraping

Proxy rotation and anti-detection to keep monitoring uninterrupted

Multi-Channel Alerts

Discord webhooks, email digests, and desktop notifications

04 MARKETPLACE INTEL

LocalLeer

Automated marketplace intelligence for OfferUp and Facebook Marketplace. Catches underpriced listings the moment they appear and sends instant Discord notifications.

Contact Us for Pricing Explore →

OfferUp + Facebook

Monitors both platforms simultaneously with persistent sessions

Instant Detection

Catches underpriced listings seconds after they go live

Discord Notifications

Rich embeds with images, prices, and direct listing links

05 SECURITY TESTING

Scalpy

Enterprise retail defense validation platform. 48,000+ lines of security testing infrastructure for authorized penetration testing of e-commerce defenses.

Contact Us for Pricing Explore →

48,000+ Lines

Comprehensive testing infrastructure with 30+ specialized modules

10 Retailer APIs

Nike, Footlocker, and more with direct API integration

Stealth Engine

Canvas, WebGL, and audio fingerprint spoofing built in

06 BUSINESS OUTREACH

TextCannon

Local business outreach, automated. Sends personalized SMS campaigns from your Android phone with message templates, greeting rotation, and campaign analytics.

Contact Us for Pricing Explore →

Real Phone Delivery

Sends from your actual Android device via ADB — no API middlemen

Template Engine

Dynamic message templates with greeting rotation and personalization

Campaign Analytics

Track delivery, responses, and campaign performance over time

Questions?

Is SyncTrade really free?

Yes. SyncTrade is free for all users. The platform depends on traders sharing and copying trades — the more people connected, the better it works for everyone. Create an account, verify your email, and you're in.

How do I get access to a product?

Click "Explore" on any product above, then hit the pricing section to get started. For paid products, contact us directly. For SyncTrade, just sign up and verify your email.

Are these tools production-ready?

We're in early access. Core functionality is solid, but we're actively adding features and squashing bugs. Expect updates frequently. If you run into issues, hit us up on the FAQ page.

Do you offer refunds?

Yes. If a product doesn't work as described, contact us within 14 days of purchase and we'll make it right. No runaround.

Can I request a feature?

Absolutely. We build based on what users actually need. Drop a request in the forums or through the contact page and it'll get seen.

Who's behind Sinful Software?

A solo developer who got tired of paying for tools that half-worked. Every product started as something built for personal use, then refined for everyone else.

Ready to get started?

Create a free account to access SyncTrade instantly, or explore our other tools above.