Comparison

DA Task Manager vs Aqualf

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

Head to head
About

DA Task Manager

Features
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IMPORTANT INFO: Using the DA Task Manager requires a Digital Automotive Account. Create tasks easily and organize yourself perfectly With the DA Task Manager you are always perfectly organized. Tasks can be easily created with one click. Including To-Do-Date, Due-Date, priority etc. All in a beautiful design. Delegate and track tasks without effort With the DA Task Manager, tasks can be easily delegated to employees or colleagues with just one click. And tracking no longer requires any additional effort: The "Delegated View" is the perfect overview, showing "who expects what from whom until when". Chat functionality for inquiries and file uploads for the results are included. Megatasks for cooperation in teams: Uncomplicated and simple! Our megatasks are perfectly suited for smaller projects, task force assignments, problem solving or as a meeting minute platform. The team members are among themselves in their virtual project room and can see all tasks that are currently being worked on.

About

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.

Highlights
  • 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
Features
Read full description

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

DA Task Manager4 screens
Aqualf4 screens

Verdict

The call

The clearest difference is update cadence: Aqualf at every 2 weeks against DA Task Manager's every 2 months. Aqualf also leads on iOS requirement (15.1 vs 18.0). 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

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

DA Task Manager ships an update every 2 months, Aqualf every 2 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
DA Task Manager versus Aqualf: the parameters behind the verdict, then further details
ParameterDA Task ManagerAqualf
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size25 MB34 MB
Age rating4+4+
DeveloperIT Manufactory GmbHJason DeMoss

In-app purchases

None

DA Task Manager

No in-app purchases

None

Aqualf

No in-app purchases

Questions

Is DA Task Manager free?
DA Task Manager is free to download, with no in-app purchases.
Is Aqualf free?
Aqualf is free to download, with no in-app purchases.
Do DA Task Manager or Aqualf have ads?
Neither DA Task Manager nor Aqualf shows ads.
Which is updated more often, DA Task Manager or Aqualf?
DA Task Manager ships an update every 2 months, and Aqualf every 2 weeks. Most recently, DA Task Manager was updated on November 7, 2026 and Aqualf on October 31, 2026.

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