Observation vs Zo Gemeld
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Observation
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With Observation you can easily record nature observations in the field. Our online image recognition AI helps you identify the species on your images. You can choose to use the app offline anywhere in the world. Your observation data is stored on your phone first. Saved observations can be uploaded to Observation.org when online. This app is part of Observation.org; an EU-based platform for world wide biodiversity monitoring and citizen science. Observations that you save in your account are publicly visible for everyone who visits Observation.org. Take a look at the website to see what other observers have recorded and explore all data collected by our community. Observations are validated by species experts, after which the records are made available for scientific research.
Zo Gemeld
Easily report issues like fallen trees or broken trash containers to your municipality. The app allows you to describe the problem, add photos, and specify the location. You can also track the status of your submitted reports.
- Report issues to municipality
- Add photos to reports
- Specify report location
- Track report status
- Leave contact info for updates
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With Zo Gemeld you can easily send a report to your municipality. Whether its a fallen tree, an abandoned bike or broken trash container, you can send your report via Zo Gemeld. With Zo Gemeld you can: - Easily describe the report - Add pictures - Type in a location, select a location on the map or via GPS - Optionally you can leave behind you contact info to be kept into the loop about the report - See the status of the reports you have made A better municipality starts with the Zo Gemeld app.
Screenshots
Verdict
The clearest difference is iOS requirement: Zo Gemeld at 13.0 against Observation's 15.1. 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.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 24, 2026 and August 4, 2026 respectively.
| Parameter | Observation | Zo Gemeld |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 80 MB | 83 MB |
| Age rating | 4+ | 4+ |
| Developer | Observation International | Delta10 BV |
In-app purchases
Observation
No in-app purchases
Zo Gemeld
No in-app purchases
