Wildnote vs Aqualf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Wildnote
This platform offers customizable cloud-based data collection, management, and reporting for environmental consulting. It provides pre-built forms and reports for various disciplines, automating processes to improve efficiency and deliver faster, accurate regulatory-compliant reports.
- Customizable cloud-based data collection
- Pre-built and custom forms/reports
- Automated workflow and reporting
- Offline data collection
- Integrated photo management
- Built-in taxonomy and soil colors
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Wildnote is The Environmental Consulting Platform for customizable cloud-based data collection, management, and reporting. It has pre-built forms and reports for a broad spectrum of environmental consulting disciplines, yet can be customized to support complex workflow, reporting, and branding needs. Established workflows for USACE Wetland Delineations, SWPPP, Construction Compliance, Cultural Resources, Paleontology, Endangered Species Monitoring, Mitigation Banking and Restoration and more. From mobile data collection and photo management, to frustration-free reporting, Wildnote automates your processes while improving your project efficiency by 40-80% allowing you to deliver faster, more accurate regulatory-compliant reports with project transparency. Key Mobile App Features: -Works Offline -Integrated Photo Management -Extensive form library, or build your own forms for your project needs -Built-in taxonomy with scientific name, common name and indicator status with taxonomy favorites -Built-in Munsell soil colors -Upload associated project documents and reference materials -Works with Trimble R-1, Trimble Catalyst, EOS Arrow, Bad Elf Pro, Juniper Geode Regulatory Data Collection for: -All 10 USACE Wetland Regions with built-in calculations -Ordinary Highwater Mark (Arid West and Interim) -California Rapid Assessment Method -Cultural Resources SHPO Solutions for California, Nevada and Utah with flexibility for all states.
Aqualf
This app streamlines wetland delineation for environmental professionals in the Midwest. It digitizes the USACE data form, offering offline entry, automated calculations, and intelligent suggestions for soil indicators. Export official PDF reports directly from your device.
- Offline data entry
- Automated dominance and prevalence index calculations
- Hydric soil indicator suggestions
- Field warnings for complex indicators
- Official PDF export
- Extensive plant and soil databases
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Aqualf is a professional field data entry app specifically for completing the USACE Midwest Region Wetland Determination Data Form (Version 2.0). Built by a Professional Wetland Scientist for environmental consultants and agencies on a budget! It replaces paper forms with a structured digital workflow designed to work entirely offline. No account, no internet, and no data ever leaving your device. WHAT AQUALF DOES -Project Management: Create projects and manage multiple sample plots per site. -Structured Entry: Enter field data across four tabs per plot: Hydrology, Vegetation, Soils, and Summary. -Auto-Calculations: Instant dominance test, prevalence index, and FAC-neutral test results as you enter vegetation data. -Hydric Soil Engine: Suggests hydric soil indicators (A1–F21) based on horizon data, evaluated against USDA NRCS Field Indicators of Hydric Soils v9.0 (2024). -Field Warnings: Flags complex indicators (A18, S6, F8, F12, F21) that require specific field confirmation, landform context, or regional testing before application. -Official PDF Export: Generates a multi-page PDF that mirrors the official USACE Midwest v2.0 form layout, ready for report attachment or permit application. -Seamless Sharing: Export via AirDrop, Files, email, or any standard iOS share sheet destination. PLANT DATABASE -Primary: 2,860-species Midwest National Wetland Plant List (USACE, 2022 edition). -Fallback: 37,109-species USDA PLANTS database for species not found on the regional NWPL (defaults to UPL). SOIL INDICATOR ENGINE -Suggestions are evaluated against USDA NRCS v9.3 (2026) criteria for the Midwest region, covering A, S, and F indicators. Tap any info button for the full criteria and technical field notes. FORM COVERAGE Full coverage of the Midwest v2.0 data form: -Project and site header (including Section, Township, and Range/PLSS). -All hydrology primary and secondary indicators with specific depth fields. -All four vegetation strata. -Detailed soil profiles with up to 12 horizons including matrix and redox data. -All standard and problematic hydric soil indicators. -Summary of findings and final determination. PRIVACY No backend, no account, and no telemetry. All field data is stored locally in SQLite on your device and is never transmitted to external servers. Only standard Apple App Store analytics (crash reports and performance) are collected. SCOPE & DISCLAIMER This version covers the USACE Midwest Region only. iOS only. For professional use by qualified wetland scientists. Aqualf has not been reviewed, approved, or endorsed by the U.S. Army Corps of Engineers, USDA-NRCS, or any other federal or state agency; no such review or approval has been sought or is implied. It is a field data entry tool and does not replace professional judgment or constitute a formal wetland delineation. The user assumes all responsibility for the accuracy and appropriate use of exported data.
Screenshots
Verdict
The clearest difference is rating: Aqualf at 5.0 against Wildnote's 3.7. Wildnote's advantage is ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases 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.
Aqualf holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Wildnote ships an update fortnightly, Aqualf every 2 weeks. The most recent releases landed on September 27, 2026 and October 2, 2026 respectively.
| Parameter | Wildnote | Aqualf |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Fortnightly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 109 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Suntoucher LLC | Jason DeMoss |
In-app purchases
Wildnote
No in-app purchases
Aqualf
No in-app purchases








