Field Survey icon

Field Survey

PufStudio
Science & Education
Version
beta-1
Size
31.8 MB
Requires
Android API 26+
4.2 / 5 · 5,629 ratings 0 downloads

Updated Sep 22, 2026

Quick answer

Your field logbook, on your phone - build any survey, powered by your device.

F-Droid repository metadata

Your field logbook, on your phone - build any survey, powered by your device.

• Fits almost any field survey — define your own sections and variables with a simple template • Let your device do the work — automatic timestamps, one-tap GPS, and photos attached right to each record • Capture once, export clean — your data goes straight into an accurate, analysis-ready spreadsheet • Private by default — your data stays on your device, no account or third-party cloud required

── How it works ──

1. Get a template — a .yaml file that defines your survey's structure 2. Import it — paste a URL, scan a QR code, or open a local file 3. Collect data in the field — quickly log each new observation 4. Export when done — get an XLSX or ODS spreadsheet for analysis

Step-by-step walkthrough: https://pufstudio.net/apps/field_survey/get_started

── Design your own survey ──

Field Survey runs on templates you define, so it fits almost any survey:

• Organized into sections — build your survey from sections that nest parent-to-child, each holding its own variables • Variable types — Text, Int, Float, Boolean, Date / Time / DateTime, Option, OptionCount (count per option), Map (location, path, polygon), Photo, Markdown (with more types on the way) • Deeply configurable — adjust both sections and variables to fit your exact workflow (full list in the guide)

Template guide: https://pufstudio.net/apps/field_survey/template_guide

── Permissions ──

Field Survey only asks for what a feature needs:

• Internet — to load map tiles and import templates from a link • Location — to show your current position on the map • Camera — to take photos for photo variables • Photos & storage — to attach images and save your exported spreadsheets

── What's next ──

Planned ideas include more variable types, multiple languages, iOS support, and optional sync to your own server.

This is a solo project — your feedback and support help these arrive sooner.

⚠ Alpha software

In real-world use for about a year, but not yet tested at large scale. Provided "as is", without warranty; the author is not liable for data loss. Always verify your exports and keep independent backups.

Found a bug or have an idea? https://codeberg.org/even311379/FieldSurvey/issues

Screenshots

Field Survey screenshot 1
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Field Survey screenshot 6

What’s new

How to install

  1. Download the APK from the button at the top of this page.
  2. Allow “Install unknown apps” for your browser or file manager only, not for every app.
  3. Open the downloaded file and confirm the installation.
  4. If installation fails with “App not installed,” remove an earlier build of the same app first. A signature conflict is the usual cause.

Data safety

  • Every file is checked against its published SHA-256 before it is listed.
  • Files are scanned for malware on every update.
  • The permissions each app requests are listed on its own page.
  • Read the full safety policy for how we test, flag, and delist files.

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