Fact Fast vs MISIN Field Observer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fact Fast
This app provides real-time fact-checking for live speeches and debates, complete with verifiable sources. It's designed to support presenters by offering immediate access to factual information.
- Real-time fact-checking
- Source backing for facts
- Designed for live speeches
- Supports debates
- Continuous fact verification
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This is the first real time, continues fact-checking app designed for use with debates and other live speech backed with sources.
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
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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 price: MISIN Field Observer at Free against Fact Fast's $4.99. MISIN Field Observer also leads on ratings volume (3 vs 1). On rating, 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
MISIN Field Observer is free to download; Fact Fast costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Fact Fast against 5.0 for MISIN Field Observer. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 9, 2026.
| Parameter | Fact Fast | MISIN Field Observer |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 3 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Nick Myer | Applied Spatial Ecology and Technical Services |
Customer experience
Fact Fast
MISIN Field Observer
In-app purchases
Fact Fast
No in-app purchases
MISIN Field Observer
No in-app purchases
Questions
Is Fact Fast free?
Is MISIN Field Observer free?
Which has better reviews, Fact Fast or MISIN Field Observer?
Do Fact Fast or MISIN Field Observer have ads?
Which is updated more often, Fact Fast or MISIN Field Observer?
Other comparisons
