ODK Collect

3.9
9.72K reviews
1M+
Downloads
Content rating
Everyone
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About this app

ODK lets you build powerful forms to collect the data you need wherever it is.

Here are three reasons why leading researchers, field teams, and other professionals use ODK to collect data that matters.

1. Build powerful forms with photos, GPS locations, skip logic, calculations, external datasets, multiple languages, repeating elements, and more.

2. Collect data online or offline with either the mobile app or the web app. Forms and submissions are synced when a connection is found.

3. Analyze with ease by connecting apps like Excel, Power BI, Python, or R to create live-updating and shareable reports and dashboards.

Get started at https://getodk.org
Updated on
Oct 13, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 6 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

3.9
8.85K reviews
Dominic Arsenault
April 14, 2023
I was going to use this app until I noticed it isn't free and isn't cheap... it's $169.99 a month for 10 GB of form storage sad to see people needing to resort to upsetting a FORM app for $169.99 a month when Google does the same, and jotform has offline forms for FREE. Edit: I get you have advanced stuff but then again. So many free platforms have that stuff. Here's a suggestion. Offer a free their with just the basics, no logic no fancy stuff just the ability to send forms.
508 people found this review helpful
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Get ODK
April 14, 2023
We're so glad to hear that the alternatives you mentioned work for you. Millions of professionals use ODK because we support 100+ question types, complex logic, external data sets, multiple languages, repeating elements, and more. That said, it's not a competition. We're all fortunate to have so many great options to choose from.
Glen P Janson
October 21, 2025
your updated version app is not supporting few function specially media support files. also Pulldata() function also not working please fix the issue.a
1 person found this review helpful
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Serwaah Henrietta
October 20, 2025
it is very nice for data collection
3 people found this review helpful
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What’s new

Adds landscape barcode scanning for dense PDF147 codes found on IDs. Fixes error messaging on form update failure, rare crash when scanning barcodes

Highlights from v2025.3:
* More accurate barcode scanning
* Confirmation step to delete a project, even if there are unsent submissions
* Persistent notification for user-requested form updates

Release notes: https://forum.getodk.org/t/56737
Report issues: https://forum.getodk.org/c/support