EFM IV
Productivity
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
It is a professional computing application that runs only on the device and requires some operational experience. Its interface is clear and intuitive, and users can quickly get started without additional settings. Throughout the entire usage process, all data remains under the control of the user. This application does not require registration and does not collect any personal data. It focuses on stability and response speed, and all interactions are processed locally to ensure smooth and predictable operation.
It includes 7 types of calculators, covering accumulation volume, canopy area, tree density, carbon storage, land area conversion, canopy closure assessment, and log volume, etc. It supports the switching between metric and imperial units and provides calculation history records and on-site reference guides. The interface is simple, and the core functions can be used normally even without an internet connection. It is suitable for field investigations and forestry management operations.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, YRMAK AKTAS, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- YRMAK AKTAS
- Size
- 3.2 MB
- Category
- Productivity
- Compatibility
Requires iOS 15 or later.
- iPhone
Requires iOS 15 or later. - iPod touch
Requires iOS 15 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © EFMIV @2026