CitSci vs Anecdata.org
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CitSci
Empower your community with a tool for collecting and uploading scientific observations. This app facilitates citizen science projects, allowing users to contribute valuable data directly to a central platform.
- Data collection for citizen science
- Upload observations to CitSci.org
- Empowers community science projects
- Syncs with web platform
- Facilitates observation contribution
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The CitSci mobile app is a data collection app for citizen scientists that syncs up with CitSci.org. The app augments the web site by empowering users to collect and upload observations to CitSci.org. The app helps people and communities do great citizen science.
Anecdata.org
This platform empowers users to create, manage, and participate in citizen science projects. It facilitates data collection in the field, even offline, and supports project analysis and download.
- Project creation and management
- Datasheet design
- Participant invitation
- Offline data collection
- Data download and analysis
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Anecdata.org is a free online platform for managing all aspects of a citizen science project, from project creation, datasheet design, inviting participants, collecting data, to eventual download and analysis of data! The app makes it easy for you to create your own project or find a project to join, with excellent offline support for collecting data in the field.
Screenshots
Verdict
The clearest difference is rating: Anecdata.org at 5.0 against CitSci's 4.5. Anecdata.org also leads on iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads 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.
Anecdata.org holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 4 respectively.
CitSci ships an update every 6 weeks, Anecdata.org every 3 weeks. The most recent releases landed on September 10, 2026 and July 25, 2026 respectively.
| Parameter | CitSci | Anecdata.org |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) | 5.0 (4 ratings) — better |
| Number of ratings | 2 | 4 — better |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 33 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Greg Newman | MDI Biological Laboratory |
Customer experience
CitSci
Anecdata.org
In-app purchases
CitSci
No in-app purchases
Anecdata.org
No in-app purchases
Questions
Is CitSci free?
Is Anecdata.org free?
Which has better reviews, CitSci or Anecdata.org?
Do CitSci or Anecdata.org have ads?
Which is updated more often, CitSci or Anecdata.org?
Other comparisons
