Comparison

Bison Range vs TrailStamp

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

Head to head
About

Bison Range

Features
Read full description

Experience the CSKT Bison Range in a new way with Bison Range Explorer. This app is your digital companion for exploring, learning, and connecting with the land and wildlife of one of Montana’s most unique places. The app includes a full field guide to the animals and plants you’ll encounter on the range, along with seasonal highlights that show what’s most likely to be seen during your visit. Each entry features photos, natural history details, and cultural insights to deepen your understanding of the ecosystem. With interactive maps and offline navigation, you can follow trails and explore safely—even in areas without cell service. Real-time visitor alerts keep you informed about safety conditions, closures, and events. You’ll also find an interactive timeline and stories about the history of the Bison Range, offering context that enriches your visit. Bison Range Explorer also includes tools for sharing your experience. Record wildlife sightings with photos, notes, and location data. Share what you’ve seen and explore the visitor experience feed to connect with others who are exploring the range. Features: - Field guide to Bison Range wildlife and plants - Seasonal highlights to guide your visit - Interactive maps and trail information with offline access - Real-time safety alerts and visitor updates - Historical and cultural stories of the Bison Range - Wildlife spotting and sharing tools with geo-tagged photos - Visitor experience feed to see what others are sharing Bison Range Explorer is designed for all ages and interests, whether you’re spotting bison on a family drive, hiking the trails, or learning about the cultural and ecological importance of this landscape. It brings together maps, history, wildlife, and community into one simple, easy-to-use app.

About

TrailStamp

This app helps you track your visits to U.S. National Parks, collect digital stamps, and build a personalized memory journal. Explore an interactive map, plan future trips, and earn achievements as you visit more parks.

Highlights
  • Collect digital park stamps
  • Log visits with notes and photos
  • Interactive map of all national parks
  • Plan multi-park trips
  • Earn ranks and achievements
  • iCloud sync across devices
  • Real-time park data from NPS
Features
Read full description

TrailStamp is your personal passport to the US National Parks. Whether you're heading out for the first time or chasing your 50th stamp, TrailStamp helps you track every park, build a memory journal, and plan what's next. COLLECT STAMPS. BUILD YOUR PASSPORT. Every national park has its own collectible stamp. Mark parks as visited, planned, or still on your list — and watch your collection grow with every adventure. TRACK YOUR JOURNEY - Log visits with dates, personal ratings, and notes - Capture your best moments at each park - Add your own photos to create a personal park journal - Mark favorites and keep track of what's still ahead EXPLORE THE MAP See all 63 national parks on an interactive map. Color-coded pins show what you've visited, planned, and still have left to explore. Tap any park to see live details straight from the National Park Service — official photos, operating hours, entrance fees, and more. PLAN AHEAD Build trip plans around multiple parks, set dates, and keep notes for each stop. TrailStamp suggests your next park based on where you are and what you haven't stamped yet. EARN RANKS & ACHIEVEMENTS Climb from Trailhead Novice to National Park Legend as your stamp count grows. Unlock achievements for milestones, completing entire states, adding photos, keeping a journal, and more. ICLOUD SYNC Your stamps, visit details, notes, favorites, and trip plans sync seamlessly across your devices via iCloud. Personal photos stay private on-device. REAL PARK DATA Park details come directly from the National Park Service — accurate coordinates, official photography, current hours, and entrance fees, right inside the app. Every park leaves a mark. Start your collection.

Screenshots

Bison Range4 screens
TrailStamp4 screens

Verdict

The call

The clearest difference is in-app purchases: Bison Range at none against TrailStamp's 1. Bison Range also leads on iOS requirement (16.0 vs 26.4). TrailStamp's advantage is update cadence (every 2 weeks vs monthly). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TrailStamp sells 1 one-off in-app purchase. Bison Range asks for nothing beyond the download.

UpkeepUpdate frequency

Bison Range ships an update monthly, TrailStamp every 2 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 6 level
Bison Range versus TrailStamp: the parameters behind the verdict, then further details
ParameterBison RangeTrailStamp
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS16.0 — better26.4
Further details — not scored
Size91 MB256 MB
Age rating4+4+
DeveloperConfederated Salish and Kootenai TribesRICHARD JUSTIN SOUDER

In-app purchases

None

Bison Range

No in-app purchases

1 purchases

TrailStamp

One-time1
  • TrailStamp Passport Unlock$4.99

Questions

Is Bison Range free?
Bison Range is free to download, with no in-app purchases.
Is TrailStamp free?
TrailStamp is free to download, with in-app purchases available.
Do Bison Range or TrailStamp have ads?
Neither Bison Range nor TrailStamp shows ads.
Which is updated more often, Bison Range or TrailStamp?
Bison Range ships an update monthly, and TrailStamp every 2 weeks. Most recently, Bison Range was updated on November 8, 2026 and TrailStamp on November 5, 2026.

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