Comparison

SlashScan vs MusTerra

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Real-time 3D scanning with LiDAR
  • Automated 3D mesh reconstruction
  • Accurate volume estimation
  • Integrated mapping with GNSS tagging
  • Offline processing capability
  • Forest biomass inventory
Features
Read full description

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)

About

MusTerra

Features
Read full description

Our app allows you to measure tree diameter and height, capture their location, and visualize them on a map for tracking and analysis. Designed for foresters, researchers, and nature enthusiasts, it makes tree measurement and data management effortless. Features & Functionality: Measure Tree Diameter & Height – Use your phone’s camera for accurate measurements. Find & Store Location – Automatically record GPS coordinates of each tree. Visualize on Map – View and manage measured trees on an interactive map. Store & Organize Data – Save measurements with notes for future reference. Export Data – Easily share or export tree data for reports or research. Track and analyze trees with ease! Download now!

Screenshots

SlashScan3 screens
MusTerra4 screens

Verdict

The call

The clearest difference is update cadence: MusTerra at weekly against SlashScan's every 6 months. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SlashScan ships an update every 6 months, MusTerra weekly. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

Scorecard1 real difference · 8 level
SlashScan versus MusTerra: the parameters behind the verdict, then further details
ParameterSlashScanMusTerra
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 6 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.616.0 — better
Further details — not scored
Size16 MB138 MB
Age rating4+4+
DeveloperHeesung WooMUST GmbH

In-app purchases

None

SlashScan

No in-app purchases

None

MusTerra

No in-app purchases

Questions

Is SlashScan free?
SlashScan is free to download, with no in-app purchases.
Is MusTerra free?
MusTerra is free to download, with no in-app purchases.
Do SlashScan or MusTerra have ads?
Neither SlashScan nor MusTerra shows ads.
Which is updated more often, SlashScan or MusTerra?
SlashScan ships an update every 6 months, and MusTerra weekly. Most recently, SlashScan was updated on October 2, 2026 and MusTerra on October 9, 2026.

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