While You And | Your Big Titties Were Sleeping New !!hot!!

Test, debug, and simulate Modbus devices without physical hardware. Live data monitoring, fault simulation, and real-time register testing. Master + Slave modes included — no subscriptions, no separate purchases.

Both Modes Included Master + Slave in one app (competitors charge separately)
One-Time Payment Pay $99 once, use forever (no monthly fees)
All Protocols TCP, UDP, RTU, ASCII + 4 hybrid modes

Windows 10/11 · 64-bit · Free 30-day trial · No credit card · Download page →

14Function Codes
8Protocol Variants
4 NEWDiagnostic Tools
$0/monthForever

See It in Action

A modern, intuitive interface for professional Modbus testing and simulation.

Modbus Simulator - Master Mode with data grid and live polling
Modbus Simulator - Address Scanner discovering devices Address Scanner
Modbus Simulator - Live data charts Live Charts
Modbus Simulator - Connection settings Connection Setup

Watch the Demo

While You And | Your Big Titties Were Sleeping New !!hot!!

The phrase "while you and your big titties were sleeping" is more than just a catchy saying; it's a reminder of the vast inequalities that exist in our world. As we go about our daily lives, let's not forget to appreciate the privileges we have and to recognize the struggles of those around us. By doing so, we can work towards creating a more compassionate and equitable society for all.

There are heroes among us, people who work tirelessly behind the scenes to make our lives better. There are doctors and nurses working long hours to save lives, firefighters and police officers putting their lives on the line to protect us, and social workers and counselors providing support to those in need. These individuals are the epitome of selflessness, and they deserve our recognition and gratitude. while you and your big titties were sleeping new

The Unseen Struggles: While You Were Sleeping The phrase "while you and your big titties

Have you ever stopped to think about the world outside your comfort zone? While you're snuggled up in bed, surrounded by the warmth and security of your home, there are people out there fighting battles you can't even imagine. As the popular phrase goes, "while you and your big titties were sleeping," there's a whole different world operating on a completely different level. There are heroes among us, people who work

There are people out there who don't have the luxury of sleep, who can't afford to rest because they're too busy trying to survive. There are single parents working multiple jobs just to put food on the table, refugees fleeing from war-torn countries, and individuals struggling with mental health issues. These people don't have the privilege of a good night's sleep; they're too busy fighting for their lives.

So, the next time you're tempted to complain about your life, remember that there are people out there who are struggling to survive. Take a moment to appreciate the privileges you have, and consider how you can make a positive impact on the world. Whether it's volunteering your time, donating to a good cause, or simply being a listening ear, every small action can make a difference.

Sleep is a fundamental human need, and yet, it's a privilege that many of us take for granted. We curl up in our beds, wrapped in our cozy blankets, and drift off to sleep without a second thought. But what about those who can't sleep? What about those who are struggling to make ends meet, who are worried about their safety, or who are dealing with chronic pain?

Why Is It Only $99?

Direct pricing. No marketing overhead. No subscriptions. Just great software.

Typical Competitors

Expensive
Master Tool: $129
Slave Tool: $129
+
Annual Support: $89/year
Year 1 Total: $347
3-Year Cost: $525
  • ✗ Separate Master & Slave licenses required
  • ✗ Limited protocol support
  • ✗ Annual support fees
  • ✗ Fewer function codes

Modbus Simulator

Best Value
Master + Slave: $99
Lifetime Updates: $0
+
Forever Support: $0
Year 1 Total: $99
3-Year Cost: $99
  • ✓ Both modes included FREE
  • ✓ 8 protocol variants (most in industry)
  • ✓ Free updates forever
  • ✓ 14 function codes (industry-leading)
Save $426 over 3 years — and get more features than competitors offer

Everything You Need for Modbus Testing

One tool. Both sides of the protocol. Full visibility. Master + Slave included — competitors charge separately.

8 Protocol Variants

TCP, UDP, RTU, ASCII, RTU-over-TCP, ASCII-over-TCP, RTU-over-UDP, ASCII-over-UDP. RS-485 RTS toggle and local echo support.

14 Function Codes

FC01-06, FC08 Diagnostics, FC11 Event Counter, FC15/16 multi-write, FC17 Report Server ID, FC22 Mask Write, FC23 Read/Write, FC43 Device Info.

Live Data Charts

Real-time line charts with up to 8 simultaneous address traces. Color-coded, auto-scrolling, time-based display.

21+ Display Formats

16-bit signed/unsigned/hex/binary/BCD, 32-bit float (4 byte orders), 64-bit double, 32/64-bit long, and ASCII string.

Data Logging & Export

Log to CSV or XLSX in real-time. Print or export to PDF. REST API for Excel/VBA integration. Full communication logger with TX/RX hex data.

Advanced Diagnostics ✨ ENHANCED

NEW: Raw frame analysis, exception injection, burst/adaptive polling, frame-level diagnostics. PLUS: Test Center, Address Scanner, color rules, scaling/offset, broadcast mode, ENRON/DANIEL addressing.

Two Modes. One Application.

Master Mode

Poll & Control Devices

  • Connect via TCP, UDP, RTU, ASCII, and all cross-framing variants
  • Configure multiple simultaneous polls
  • 14 function codes including diagnostics and device info
  • Write single or multiple coils and registers
  • Address scanner and raw frame test center
  • Broadcast support (Slave ID 0) and ENRON/DANIEL addressing
Slave Mode

Simulate Devices

  • Emulate a Modbus slave for testing masters
  • TCP, UDP, RTU, and ASCII server modes
  • Configurable memory: up to 10,000 registers per type
  • Edit register values in real-time
  • View incoming request log with function codes
  • Configurable slave ID

Flexible Data Display

21+ display formats with 4 byte-order options. Scaling, offset, and conditional color rules.

Unsigned
Signed
Hex
Binary
BCD
Float32
Float64
Long32
Long64
ASCII String

Simple, Honest Pricing

Pay once. Own forever. No subscriptions. No annual fees. No hidden costs. Both Master & Slave modes included.

3+ Licenses
$79
per license · one-time
  • Everything in single license
  • 20% volume discount
  • Separate key per user
  • Team onboarding support
  • Priority email support
What You Get for $99:
Master Mode (worth $129 elsewhere)
Slave Mode (worth $129 elsewhere)
4 Advanced Diagnostic Tools ($50-100 value, not available elsewhere)
All 8 Protocols (TCP, UDP, RTU, ASCII + hybrids)
All 14 Function Codes (competitors have 8-10)
Lifetime Updates ($89/year value)
Email Support Forever (no expiry)

Get Started

Download includes a 30-day free trial. No credit card required.

Download Now

Windows 10/11 · 64-bit · 118 MB

Windows SmartScreen Warning?

After downloading, Windows may show a "Windows protected your PC" warning. This is normal for new software. To install:
1. Click "More info"
2. Click "Run anyway"
The app is 100% safe — no malware, no adware.