Game Overview
A strange phone call has invaded the peace of Grandpa… Only you have the power to rescue the mistress so Grandpa can return to chill in his house. The neighborhood is now your fight arena for an epic fight to rescue the mistress, kill all the enemies with unpredictable yet full of puzzles environments. Can you rescue the mistress?
- Campaign: Grandpa will have a visually stunning retro third-person action-adventure campaign that will keep you on the edge of your seat, with semi open linear level environments with very good world-building and storytelling. Grandpa will have intensely gratifying gameplay experience blending Retro graphics with modern third person mechanics.
- Fight for saving the mistress: Battle a relentless enemy through retro levels and challenging boss fights to continue to move the story forward.
- Explore the world: You can go deep into the history of the neighborhood and characters.
Installation Instructions
- Click the green button below to be redirected to UploadHaven.com.
- Wait 15 seconds, then click on the “free download” button. Allow the file transfer to complete (note that speeds may be slower with the free plan; upgrading to UploadHaven Pro will increase speeds).
- Once the transfer is complete, right-click the .zip file and select “Extract to Grandpa High on Retro” (To do this you must have 7-Zip, which you can get here).
- Open the folder that you just extracted and run the game as administrator.
- Enjoy the game! If you encounter any missing DLL errors, check the Redist or _CommonRedist folder and install all necessary programs.
Download Links
Download the full version of the game using the links below.
🛠 Easy Setup Guide
- Check for missing DLL files: Navigate to the
_Redistor_CommonRedistfolder in the game directory and install DirectX, Vcredist, and other dependencies. - Use 7-Zip to extract files: If you receive a “file corrupted” error, re-download and extract again.
- Run as Administrator: Right-click the game’s executable file and select “Run as Administrator” to avoid save issues.
💡 Helpful Tips
- Need installation help? Read our full FAQ & Troubleshooting Guide.
- Antivirus False Positives: Temporarily pause your antivirus software during extraction to prevent it from mistakenly blocking game files.
- Update GPU Drivers: For better performance, update your NVIDIA drivers or AMD drivers.
- Game won’t launch? Try compatibility mode or install missing DirectX updates.
- Still getting errors? Some games require updated Visual C++ Redistributables. Download the All-in-One VC Redist Package and install all versions.
❓ Need More Help?
Visit our FAQ page for solutions to frequently asked questions and common issues.
System Requirements
- OS: Windows 10
- Processor: Intel Core i5, AMD Ryzen 3 or equivalent (64 bit)
- Memory: 8 GB RAM
- Graphics: NVIDIA GeForce GTX 970 or higher
- DirectX: Version 11
- Storage: 20 GB available space
- Additional Notes: DirectX 11 with support for Shader Model 5 (SM5)
Screenshots
