Environmental Observer vs Cheyenne River Sioux Tribe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Environmental Observer
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Environmental Observer is your mobile gateway to real-world eco-stories, community action and global impact. With this app you can: • Browse curated environmental news and reports from communities worldwide (powered by EnvironmentalObserver.com) • Submit your own observations — wildlife sightings, landscape changes, pollution events, habitat restoration in progress • Upload photos/videos and geotag your entries for local mapping and global sharing • Follow topics you care about — climate change, conservation, clean energy, biodiversity • Receive alerts/custom feeds when new posts arrive in your network or region • Save, bookmark and share your favourite stories across social media Environmental Observer empowers you to become an informed citizen scientist and share your voice in the movement for a healthier planet. Join the community today!
Cheyenne River Sioux Tribe
Access information about the Cheyenne River Sioux Tribe's government and programs. Stay updated on news and events happening within the CRST reservation and surrounding areas.
- Tribal government information
- Tribal programs details
- News updates
- Event notifications
- CRST reservation information
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Welcome to the Cheyenne River Sioux Tribe's mobile App where you will find any information on the tribal government and tribal programs. Keep informed of news and events from surrounding areas of the CRST reservation.
Screenshots
Verdict
Environmental Observer and Cheyenne River Sioux Tribe 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.
Environmental Observer ships an update weekly, Cheyenne River Sioux Tribe every 2 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | Environmental Observer | Cheyenne River Sioux Tribe |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 31 MB | 372 MB |
| Age rating | 4+ | 4+ |
| Developer | UCPM | Jeremy Little Thunder |
In-app purchases
Environmental Observer
No in-app purchases
Cheyenne River Sioux Tribe
No in-app purchases
Questions
Is Environmental Observer free?
Is Cheyenne River Sioux Tribe free?
Do Environmental Observer or Cheyenne River Sioux Tribe have ads?
Which is updated more often, Environmental Observer or Cheyenne River Sioux Tribe?
Other comparisons
