iNaturalist vs MISIN Field Observer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iNaturalist
Identify plants, animals, and fungi using your camera or imported photos. Get AI-powered species suggestions and connect with a global community of nature enthusiasts to learn more about the natural world and contribute to scientific conservation efforts.
- AI species identification
- Record species observations
- Contribute to scientific data
- Explore biodiversity
- Connect with nature enthusiasts
Read full descriptionHide full description
Your photos of plants, animals, fungi, and more can help protect nature all around the world. iNaturalist is free, nonprofit, and community-powered. iNaturalist helps millions of people learn about and document the nature around them. Point your camera at plants, animals, and fungi to get instant identification suggestions, then share your photos or sound recordings as an "observation." Then, see your observation get reviewed by a global community of knowledgeable nature-lovers to turn it into a useful data point for science and conservation efforts. Your everyday moments of curiosity can directly contribute to protecting nature, and you don't need any previous experience or knowledge to get started. iNaturalist is a mission-driven nonprofit dedicated to connecting people to nature and advancing biodiversity science and conservation, and is freely available thanks to the generous support of our community. KEY FEATURES • Identify species from anywhere in the world • Contribute to science by sharing your observations • Keep a record of species you see • Explore and protect biodiversity • Connect with and learn from other nature enthusiasts
MISIN Field Observer
Contribute to invasive species detection by submitting field observation data. The app allows for offline data capture, including GPS, photos, and species identification. Your contributions help track threats and inform management decisions.
- Offline observation submission
- Species catalog with photos and descriptions
- Interactive species map
- Personal report history
- Invasive species identification quiz
- Earn achievement badges
Read full descriptionHide full description
The MISIN smartphone app provides a mobile solution for the capture of invasive species field observation data. You can play an important role in the early detection and rapid response to new invasive threats in your area by contributing invasive species observations to the MISIN database. These data are then shared with an emerging network of database efforts for the tracking of invasive threats and are used by land managers to help make informed decisions regarding the management and impact of invasive species. Your data can be browsed through the MISIN website at: https://www.misin.msu.edu. Features • Submit observations offline. GPS, photos, species — queued locally, uploaded when online. - Sync queue. • See pending/failed uploads, retry or delete, get a results summary after sync. • Species catalog. Browse, search, and filter invasives; each species has photos, descriptions, and look-alikes. • Species map. Clustered observation map with layer switcher and year-range slider. • Nearby species. Ranked list of what's been reported near you, with radius and time sliders. • Quick capture. Shortlist your common species for one-tap reporting. • Dashboard. Alerts, daily summary, trending species, and location stats on one home screen. • My observations. Personal report history with verification-status badges. • Badges. Earn 16 server-managed badges for reporting, quizzing, and exploring. • Species quiz. Photo-based invasive ID quiz with progress tracking. The MISIN Invasive Species reporting smart phone application was developed by the Applied Spatial Ecology and Technical Services Laboratory at Michigan State University.
Screenshots
Verdict
The clearest difference is rating: MISIN Field Observer at 5.0 against iNaturalist's 4.1. iNaturalist's advantage is ratings volume (714 vs 3) and update cadence (fortnightly vs every 2 months). On price, ads, in-app purchases and monetization model 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.
MISIN Field Observer holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: iNaturalist has 714 ratings behind it against 3, so its average is the more settled of the two.
iNaturalist ships an update fortnightly, MISIN Field Observer every 2 months. The most recent releases landed on October 27, 2026 and October 9, 2026 respectively.
| Parameter | iNaturalist | MISIN Field Observer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (714 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 48.6% of reviews | — |
| Number of ratings | 714 — better | 3 |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Best chart rank | #94 — better | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 220 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | iNaturalist | Applied Spatial Ecology and Technical Services |
Customer experience
iNaturalist
MISIN Field Observer
Bugs and requests
iNaturalist
Reported bugs
5 issues- App freezes when suggesting IDs on audio clips
- Inconsistent tap responsiveness in search menu
- Observation time not accurately filling based on upload time
- Map showing incorrect observation locations
- Crashes and performance issues on some devices
Requested features
5 requests- Ability to type in address/coordinates for location
- Option to add observations to projects during upload
- Batch editing/uploading of observations
- More precise search filters (e.g. aquatic, parasitic, migratory)
- Bring back colored observation markers on map
MISIN Field Observer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
iNaturalist
No in-app purchases
MISIN Field Observer
No in-app purchases
Questions
Is iNaturalist free?
Is MISIN Field Observer free?
Which has better reviews, iNaturalist or MISIN Field Observer?
Do iNaturalist or MISIN Field Observer have ads?
Which is updated more often, iNaturalist or MISIN Field Observer?
Other comparisons















