Comparison

Observation vs Fellows

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Observation

Features
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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.

About

Fellows

Features
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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

Observation4 screens
Fellows4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Observation versus Fellows: the parameters behind the verdict, then further details
ParameterObservationFellows
PriceFreeFree
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size80 MB42 MB
Age rating4+4+
DeveloperObservation InternationalCamille Charton

In-app purchases

None

Observation

No in-app purchases

None

Fellows

No in-app purchases

Questions

Is Observation free?
Observation is free to download, with no in-app purchases.
Is Fellows free?
Fellows is free to download, with no in-app purchases.
Do Observation or Fellows have ads?
Neither Observation nor Fellows shows ads.
Which is updated more often, Observation or Fellows?
Observation ships an update every 2 weeks, and Fellows every 2 weeks. Most recently, Observation was updated on November 3, 2026 and Fellows on October 31, 2026.

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