Frequently Asked Questions
Everything you need to know about CineMath. Can't find what you're looking for? Contact us.
General
Is CineMath free to use?
Yes! CineMath is free to download and use. All 12 professional calculators are available at no cost. The only paid feature is calculation history, which is available with CineMath Professional.
Which devices does CineMath support?
CineMath is available for iOS, iPadOS, macOS. It requires iOS 16.0 or later or macOS 13.0 or later. Universal app - one purchase works on all your Apple devices
Does CineMath work offline?
Absolutely! CineMath is designed to work completely offline. All calculations are performed locally on your device, so you can use it anywhere without an internet connection.
How do I report a bug or request a feature?
You can contact us through our contact form, email us directly at support@cinemath.app, or follow @samuelgursky the developer of this project for updates. We welcome all feedback and suggestions!
What makes CineMath different from other calculator apps?
The professional calculator app designed specifically for filmmakers. Calculate speed percentages, timecodes, aspect ratios, and more with frame-accurate precision. Trusted by cinematographers, editors, and DITs worldwide.
Can I use CineMath for professional film productions?
Absolutely! CineMath is designed by filmmakers for filmmakers. All calculations are frame-accurate and follow industry standards. The app is used by professional cinematographers, video editors, and production teams worldwide for critical calculations.
Professional & Plans
Do I get all calculators with the free version?
Yes! All 12 professional calculators are free: Speed %, Timecode Math, Aspect Ratios, Light Power, Depth of Field, Time-lapse, Footage Counter, Per Diem, Age Calculator, Unit Converter, Financial, Ohm's Law.
Is this a subscription or one-time purchase?
CineMath Professional is a one-time purchase. Buy once, use across all your Apple devices. No recurring fees or subscriptions.
Can I upgrade later?
Absolutely! Start with the free version and upgrade to Professional anytime through the app or App Store. Your data and settings will be preserved.
What's the difference between Free and Professional?
The free version includes all 12 calculators with full functionality and one-tap copying. Professional adds calculation history - a smart storage system that saves all your calculations for easy access.
Features & Usage
What calculators are included?
CineMath includes 12 professional-grade calculators: Speed % (calculate frame rate relationships for speed effects), Timecode Math (add and subtract timecodes with frame accuracy), Aspect Ratios (convert between different aspect ratios and resolutions), Light Power (calculate light intensity and power requirements), Depth of Field (calculate depth of field for any camera and lens), Time-lapse (calculate intervals and durations for time-lapse shots), Footage Counter (convert between feet, frames, and timecode), Per Diem (track daily allowances and expenses on location), Age Calculator (calculate exact ages for casting and compliance), Unit Converter (convert between metric and imperial measurements), Financial (calculate day rates, overtime, and production costs), Ohm's Law (calculate electrical values for lighting and equipment).
How accurate are the calculations?
All calculations in CineMath are frame-accurate and designed for professional use. The app uses precise mathematical formulas and handles decimal places correctly for professional film and video production workflows.
Can I copy calculation results?
Yes! One-tap copying is available in both the free and Professional versions of CineMath. You can easily copy any calculation result with a single tap.
Technical Support
How do I download CineMath?
CineMath is available on the App Store for iPhone, iPad, and Mac. Simply search for "CineMath" or visit the App Store link on our website.
I'm having trouble with the app. What should I do?
First, try restarting the app or your device. If the issue persists, contact us at support@cinemath.app with details about the problem and your device model. We typically respond within 24 hours.
How do I restore my Professional purchase?
Open CineMath, go to Settings, and tap "Restore Purchases." Make sure you're signed in with the same Apple ID used for the original purchase.
Is my data secure?
Yes! All calculations are performed locally on your device. No calculation data is sent to external servers. Your calculation history stays private on your device.
Still have questions?
Our team is here to help. Whether you need technical support, have feature requests, or just want to chat about filmmaking workflows.