Leafscan vs atLEAF

Leafscan is a leaf area meter in your pocket! Use your mobile device to take a picture of a leaf and instantly get its area. Keep track of your measurements in a notebook and export it as a CSV file via AirDrop, email, and more. You’ll only need a white background with reference markers, which you can make yourself or download free from our website (http://www.leafscanapp.com). Features: - Measure leaf surface area with high accuracy - Log your measurements and export them as a CSV file - Measure multiple leaves in one photo at once - Take pictures using the camera or load them from the photos library - Holes, tears, and missing tissue can be excluded from the total area - Automatically correct for photos taken at an angle - Customize the measurement units (mm, cm, or in) - Customize the reference length and detection thresholds Some of the icons in this app were provided by https://icons8.com.

This app is a powerful tool for farmers and agronomists. It implements the Bluetooth® interface for atLEAF devices, allowing to remotely command them and to acquire measure data. Even by itself, it has many useful functions such as: • Planting: evaluation of the number of plants on a given field that can be defined as area, or length and width, or interactively through a map • Seeding: evaluation of the number and price of seeds • Weather and forecast data given for the mobile location • Unit conversions • Conversions among atLEAF measures and SPAD units, chlorophyll content and wheat N-management • Definition of group of measures and measure names When connected through Bluetooth with an atLEAF BLUE chlorophyll meter, it allows to: • Read information and status of the device • Set or read time and clock of the device • Transfer measure names from the device • Perform a measure on the device and read measure data with sensor temperature • Acquire the mobile location and to associate it to the measure • Display for a stored group of measure data in list form, graph or points on maps • Display statistics for a measure group • Export group of measures in an ADAT file