MyFormulae Support

Welcome to the official support page for MyFormulae.

MyFormulae is a professional engineering and mathematical spreadsheet application that enables users to create, organize, calculate, and manage custom formula-based worksheets. Whether you're an engineer, student, researcher, educator, or technical professional, MyFormulae provides powerful tools for creating reusable calculation sheets and performing complex mathematical operations.

Frequently Asked Questions

How do I restore my purchases?

Open the Settings page and tap Restore Purchases. Your premium matrix sizes will automatically be restored if purchased using the same Apple ID or Google account.

Does MyFormulae require an internet connection?

No. Most features work completely offline. Internet access is only required for in-app purchases, restoring purchases, opening external links, or contacting support.

Where are my worksheets stored?

All worksheets are stored locally on your device using secure local storage. MyFormulae does not upload your worksheets to any cloud server.

Can I share worksheets?

Yes. You can export worksheets as TXT files and share them using your preferred applications such as Mail, Messages, AirDrop, or cloud storage services.

Which matrix sizes are available?

• 4×4 (Free)
• 6×6 (Premium)
• 8×8 (Premium)
• 10×10 (Premium)

Supported Features

• Create unlimited worksheets
• Engineering calculations
• Spreadsheet editor
• Formula parser
• Automatic calculations
• Matrix editing
• TXT Import
• TXT Export
• Local data storage
• Premium upgrades

Need Help?

If you experience any issues, discover a bug, or have suggestions for future updates, please contact us.

Email:
rfcastelejo@gmail.com

Typical response time:
24–48 business hours