Biome vs SlashScan
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biome
This app uses your phone's Lidar and AI to quickly measure tree diameter, height, and identify species. It's designed for efficient data collection in forestry and carbon projects, eliminating the need for manual tools and notes. Supports offline use for remote fieldwork.
- Lidar-based DBH and height measurement
- AI-powered tree species identification
- GPS-stamped plot data
- Offline mode for remote fieldwork
- Export raw measurements for carbon MRV
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Biome is a mobile app that turns your phone into a powerful field tool for measuring trees. Use Lidar and AI to measure diameter at breast height (DBH), tree height, and identify species. No tape, no clinometer, no manual notes! Designed for smallholders, researchers, and carbon project developers, Biome helps you collect accurate, verifiable field data 10× faster. Features: • Lidar-based DBH and height measurement • Tree segmentation using AI (TreeSeg) • GPS-stamped plot data • Offline mode for remote fieldwork • Export raw measurements for carbon MRV workflows Funded by the U.S. National Science Foundation (NSF). Tested and validated in real reforestation projects. *Requires device with LIDAR sensor (e.g. iPhone 12 Pro+)
SlashScan
This app uses LiDAR on compatible iPads to scan and estimate the volume of forest slash piles in real-time. It generates 3D models and allows for offline processing, making it ideal for forestry operations and research in remote areas.
- Real-time 3D scanning with LiDAR
- Automated 3D mesh reconstruction
- Accurate volume estimation
- Integrated mapping with GNSS tagging
- Offline processing capability
- Forest biomass inventory
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SlashScan is an iOS application for real-time estimation and mapping of forest slash-pile volumes using the built-in LiDAR sensor of iPad Pro devices. Developed through research at Oregon State University’s College of Forestry, SlashScan provides an accurate, portable, and field-ready solution for forestry operations, biomass inventory, and research applications. ■ Key Features Real-time 3D Scanning: Capture detailed point clouds of slash piles using the iPad’s LiDAR sensor. Automated Mesh Reconstruction: Generate precise 3D models optimized for irregular pile geometries. Accurate Volume Estimation: Instantly compute pile volume and export results for analysis or reporting. Integrated Mapping: GNSS tagging and satellite map view allow users to visualize and manage multiple pile locations. Offline Capability: All processing—scanning, reconstruction, and volume computation—occurs locally, enabling use in remote forest sites without internet access. ■ Applications SlashScan supports operational and research applications such as: Forest biomass and slash-pile inventory Post-harvest residue and fuel-load management Validation of UAV-LiDAR and photogrammetric surveys Educational demonstrations in forest engineering and remote sensing ■ Supported Devices SlashScan requires a LiDAR-equipped iOS device. Fully Supported Models: iPhone 12-17 Pro iPhone 12-17 Pro Max iPad Pro 13-inch (M4) iPad Pro 12.9-inch (5th & 6th Gen, M1/M2) iPad Pro 11-inch (3rd & 4th Gen, M1/M2)
Screenshots
Verdict
The clearest difference is update cadence: Biome at every 2 months against SlashScan's every 6 months. On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Biome against 5.0 for SlashScan. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
Biome ships an update every 2 months, SlashScan every 6 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Biome | SlashScan |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (2 ratings) |
| Number of ratings | 2 | 2 |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 192 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Earthshot Labs | Heesung Woo |
Customer experience
Biome
SlashScan
In-app purchases
Biome
No in-app purchases
SlashScan
No in-app purchases









