🎮 Master Your Sims 4 Mods

Professional-grade mod manager, optimizer, and diagnostic tool for The Sims 4. Scan, organize, and fix your mods collection with ease.

50K+
Active Users
100+
Error Fixes
99.8%
Success Rate
24/7
Support

✨ Powerful Features

Everything you need to manage and optimize your Sims 4 mods collection

📦

Mod Manager

Scan, organize, and manage your entire mods collection. Detect duplicates, conflicts, and corrupted files automatically.

🩺

Crash Clinic

Analyze crash logs and identify problematic mods. Get instant suggestions to fix crashes and improve stability.

💾

Save Integrity

Monitor and backup your save files. Protect your game progress with automatic backups and integrity checks.

🔍

Error Database

Access a comprehensive database of 100+ Sims 4 errors with detailed solutions and auto-fix capabilities.

🎨

CC Creation Suite

Create custom content with our integrated 3D editor. Build, texture, and export Sims 4 packages easily.

🔒

Security First

Code-signed and verified. Antivirus compatible with exclusion scripts for Windows Defender and other AV software.

About Modstak

Why Choose Modstak?

Modstak is the ultimate solution for Sims 4 modders and players. Whether you're managing hundreds of mods or troubleshooting crashes, we've got you covered.

Built by modders, for modders. We understand the challenges of managing a large mod collection and have created tools to make it effortless.

  • Advanced duplicate detection
  • Automatic conflict resolution
  • Real-time crash analysis
  • Custom content creation tools
  • Comprehensive error database
  • One-click optimization

System Requirements

Modstak works on Windows, macOS, and Linux. Minimal system requirements ensure compatibility with most computers.

  • Windows 10/11, macOS 10.14+, or Linux
  • The Sims 4 (any version)
  • 500MB free disk space
  • 4GB RAM recommended
  • Internet connection for updates
  • Administrator privileges

⭐ What Users Say

Join thousands of satisfied Sims 4 players

★★★★★

"Modstak saved my game! I had 500+ mods and couldn't figure out which one was causing crashes. The crash clinic identified it in seconds."

Sarah M.

Sims 4 Player

★★★★★

"As a content creator, the CC creation suite is incredible. The 3D editor is intuitive and the export process is seamless."

Alex K.

CC Creator

★★★★★

"The auto-fix feature is a game-changer. It found and fixed 12 issues in my mod folder that I didn't even know about."

Jordan T.

Modding Enthusiast

📰 Latest Updates

Stay informed about new features and improvements

v2.0.3 - Today

🎨 Advanced CC Creation Suite

Integrated 3D mesh editor with support for OBJ, GLB, and FBX formats. Added 100+ material presets, UV mapping tools, and automatic rigging system for clothing and hair.

v2.0.2 - Last Week

🩺 Crash Clinic & Error Database

Launched comprehensive crash analysis tool with 100+ error codes. Added real-time mod identification, stack trace analysis, and auto-fix suggestions for common issues.

v2.0.1 - 2 Weeks Ago

📦 Mod Manager & Duplicate Detection

Built advanced mod scanning engine with duplicate detection, conflict resolution, and cache optimization. Added one-click auto-fix for common mod issues.

v2.0.0 - 1 Month Ago

🚀 Modstak Beta Launch

Complete redesign with modern UI, dark/light theme support, and integrated save file integrity monitoring. Added security protocols and antivirus compatibility.

Ready to Master Your Mods?

Get Modstak today and transform your Sims 4 experience