Crystal Alarm vs Arboreal Forest

Crystal Alarm offers a personal alarm as an app for professional use. Quickly send alarms to colleagues or to an alarm central by simply pushing a button. The personal alarm app offers several solutions to strengthen the safety of lone work and where staff run risk of threatening situations. Help is only a button away and Crystal Alarm is there as an extra safety in your pocket wherever you go. Crystal Alarm has been around since 2012 and is continuously being developed. The personal alarm is soon used by 10,000 users within the train sector, municipalities, and forestry companies to name a few. Unique Alarm Function Pressured situations can arise quickly. With Crystal Alarm you can call for help directly through the app. You don’t need any other equipment other than your phone that you are already used to having charged and at your disposal every day. Proven Safety With help from leading technology for positioning systems, Crystal Alarm can retrieve your location regardless if you are outside or inside when you trigger an alarm. You can feel safe knowing that help is on its way thanks to secure operating and communication via SMS and mobile internet. The system is well proven and every day thousands of users feel safer thanks to Crystal Alarm. Crystal Alarm never traces the user without the user triggering the alarm. Functions Besides offering an easy way to send out alarms, Crystal Alarm also offers other functions. Functions such as timer alarm, alarm via Bluetooth button, safe return and possibility for the alarm central to listen in on the alarm, all contribute to a safer working environment. The system can be controlled from the web-based platform Self-service portal. This means that you can tailor your alarm and its functions to suit the work environment and the staff’s needs. Flexible Alarm Paths Crystal Alarm offers flexible alarm paths. The alarm can go to colleagues in a chosen group, to your company's own alarm central or directly to a national alarm central. Continuous Updates Crystal Alarm is constantly being updated and developed. New functions and services are added continuously, information about new updates can be found on www.crystalalarm.com. Crystal Alarm only use the GPS in the event of an alarm. Continued use of GPS running in the background can dramatically decrease battery life.

Arboreal Forest — Forest Inventory App The fastest and most accurate way to measure your forest — straight from your iPhone. No relascope, no extra equipment, no paper forms. Just walk the plot and let the app do the work. Used by professional foresters, forest engineers, and land managers across Europe. Validated in peer-reviewed research and awarded best mobile app for forest measurements. Measure everything that matters Diameter and basal area Trees per hectare Stand volume Tree height Tree species 2.5x faster than traditional methods Arboreal Forest replaces manual tools with AR and LiDAR technology. You get compiled results immediately — no office work needed afterwards. Sub-centimeter accuracy Diameter measurements validated against manual measurements in a 2024 scientific study show sub-centimeter accuracy. In a 2023 comparison against competing apps, Arboreal Forest outperformed competitors on diameter and trees per hectare. Built for real fieldwork Works offline — no signal needed in the forest All data synced to the cloud automatically Export via REST API to your own systems No reference sticks or additional tools required Familiar workflow if you have measured sample plots before Trusted by leading forestry organisations Sveaskog, Suzano, Forest Design, Treemetrics, Skogshubben, The Navigator Company, and Palos — among others — rely on Arboreal Forest for professional forest inventory. "We measured the diameter of 10,236 trees and the systematic error was less than 1 mm." — Guilherme Fonseca, Forest Engineer, Suzano "The measurements in the forest are much smoother and go faster. I get summary and compiled data to interpret directly in the app." — Sara Brandén, Area Manager, Sveaskog Try all features for free No commitment needed to get started. Subscribe weekly or monthly when you're ready. Your data remains accessible even if you cancel. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/