LI vs Working Trees App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LI
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This free application allows for remote control of the LI-COR LI-8100A Automated Soil CO2 Flux System for long-term or survey measurements of soil CO2 flux. You can perform any action from your iPhone, iPad, or iPod Touch that is available from the LI-8100A Windows® Application Software. Uses Wi-Fi for local connection to any LI-8100A Analyzer Control Unit with an installed wireless PCMCIA (PC) card. After connection, simple menus provide for setup and configuration of the LI-8100A measurement protocols, data collection parameters, manual control over soil chamber opening and closing, starting a measurement, and real-time viewing of output variables, among others.
Working Trees App
This app helps users quickly measure trees to estimate carbon sequestration. It allows for managing sample plots, planting campaigns, and collecting tree data using structure-from-motion analysis. The app works offline and syncs data when a connection is available.
- Estimate carbon sequestration in woody biomass
- Measure tree diameter and height
- Manage sample plots and tree data
- Record tree planting locations
- Offline data collection
- Structure-from-motion analysis
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Working Trees App provides a way to simply and quickly acquire the measurements needed to estimate carbon sequestration in woody biomass. Measure the parameters needed to estimate the carbon stored in trees. Manage sample plots, tree planting campaigns, and tree data collection efforts. Use structure-from-motion analysis to record tree diameter and tree height, geolocation, photos, and more. Don’t have cellular service? No problem - your data will get uploaded once you’re back in range. Features include: - Visual interface to measure trees - Data management for sample plots - Map tool to record tree planting locations
Screenshots
Verdict
The clearest difference is update cadence: Working Trees App at every 3 weeks against LI's every 2 months. LI's advantage is iOS requirement (6.1 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
LI ships an update every 2 months, Working Trees App every 3 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.
| Parameter | LI | Working Trees App |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 6.1 — better | 15.0 |
| Further details — not scored | ||
| Size | 6 MB | 78 MB |
| Age rating | 4+ | 4+ |
| Developer | LI-COR Biosciences | WORKING TREES, INC. |
In-app purchases
LI
No in-app purchases
Working Trees App
No in-app purchases
