Observation vs Fellows
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.
Fellows
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Entre le travail, les amis et la famille, tout s’accumule. On oublie une info, une date, une préférence… et ça peut faire la différence. Fellows est là pour t’aider à rester attentif, sans effort. Avec Fellows, tu peux : • Garder une trace des informations importantes sur chaque personne • Retenir leurs goûts, habitudes et moments de vie • Ajouter des dates clés (anniversaires, événements…) • Retrouver facilement l’info au bon moment Reste proche, même quand ton quotidien va vite. Montre à tes proches qu’ils comptent vraiment. Sois la personne qui se souvient. Fellows t’aide à garder le lien.
Screenshots
Verdict
Observation and Fellows are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Observation | Fellows |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 80 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Observation International | Camille Charton |
In-app purchases
Observation
No in-app purchases
Fellows
No in-app purchases
Questions
Is Observation free?
Is Fellows free?
Do Observation or Fellows have ads?
Which is updated more often, Observation or Fellows?
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