Elevation Survey vs Bluebeam

Make leveling surveys smarter at any construction site. With the Elevation Survey app, you no longer need a field notebook, calculator, or pencil. Just enter the staff readings and the app instantly performs all the calculations, helping you complete surveying tasks efficiently and smoothly. Results are saved within the app and can be exported as CSV files or images. Share data instantly with colleagues using various methods for fast on-site delivery. The app supports the Instrument Height (HI) method, with a built-in tutorial that explains both app usage and surveying basics for beginners. 【Key Features】 • Automatically calculate Instrument Height (HI) and Ground Height (GH) from the benchmark elevation and staff readings • Enter design elevation to instantly compute the staff readings needed for batter board (layout) work • Add or delete rows freely • Color-coded display for input values and calculation results, improving readability • Add memos for each project or site • Export survey data as CSV, editable in Excel • Switch between Standard Mode and Staff Mode • Staff Mode allows intuitive entry, just like reading the staff directly through the level • Duplicate, delete, or edit past survey data • Built-in "How to Use" guide explains app operations, the HI method, and basic surveying for beginners • Cloud backup protects your valuable data — recover anytime from the cloud, even if your device is lost or damaged. Share data with various methods. • Multi-language support — available in 40+ languages • Convert recorded data between meters, feet & inches, and decimal feet • Data input units: meters, feet & inches, or decimal feet • 10-day free trial. After that, free for one project. Unlock all limits with a monthly or yearly subscription • Cancel your subscription anytime — use with peace of mind • Subscribers get unlimited project registration and unlimited data sharing Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Bluebeam for iOS keeps you connected to your teams and documents, so you can quickly access the information you need in the field and capture what matters for the office. - Communicate with markups using tools like callouts, text, clouds, and status indicators - Import your team's custom Tool Sets from Revu, so your standardized markups are ready to go in the field, even offline - Attach photos captured in the field directly to a markup, so supporting documentation stays organized without cluttering your drawings - Open your files stored on your device, Studio Projects, or Studio Sessions - Join Studio Sessions for live collaboration. If your connection drops, your changes sync when you're back online - Check out files in Studio Projects to make edits, then check them back in when you're ready - Work offline by syncing Project files ahead of time or opening PDFs stored on your device Whether you’re reviewing submittals, placing markups in the field, or tracking revisions with your team, Bluebeam gives you the flexibility to get the job done from anywhere.