Cairns
Early Access
Cairns · Ontario · Parks

Mark every park — Stack every memory

The first app made for Ontario provincial park lovers - track every operated park you visit, capture every trip, and collect all 115+ across the province.

From Algonquin to French River — one cairn at a time.

Coming to iOS · Android · Early AccessBe the First
Cairns app shown on a phone over a felt diorama of an Ontario park

We ran the numbers,
in case you needed convincing

115 +

parks in Ontario are waiting

Every

memory kept

1

app to track them all

Everything you need, in one place

Not a database — A trophy case

If you've ever lost track of which parks you've hit, scrolled old photos trying to place a campsite, or wished your sticker book had a search bar — this is for you.

01DiscoverCore Experience

Every Ontario provincial and national park, on one map.

Most of us have been to a bunch — we just can't remember exactly which ones, or what made each one worth the drive.

Every Ontario provincial and national park, on one map.
02CollectGeo-based

Check in automatically — or manually.

Hit the trailhead and Cairns notices. Get a friendly nudge as you arrive, or tap to mark it yourself. Your collection grows every trip.

Check in automatically — or manually.
03RememberTrip Log

Capture every visit.

Log notes, photos, and your own rating after every trip. Best portage routes, favourite campsites, shoulder-season tips — saved, searchable, ready for your next put-in.

Capture every visit.
04CompeteLeaderboards & Badges

Make it a game.

Earn badges as your collection grows. Climb the leaderboard. Get a year-in-review of every park explored. The “gotta catch ’em all” feeling — for the backcountry.

Make it a game.
05ProgressAlways Visible

Watch your cairn grow.

A live progress bar. A number that climbs with every summit. Every park you add is a stone placed — and 115+ more are waiting out there along the portage trail.

Watch your cairn grow.

Visit one, mark it. Build your collection.

Keep every trip in one place.

Map of Ontario with park markers

explore the wild — collect them all

From the Carolinian forests of Point Pelee to the subarctic tundra of Polar Bear — they're all on the map.

?KillarneyProvincial Park
?Sleeping GiantProvincial Park
AlgonquinAlgonquinProvincial Park
Point PeleePoint PeleeProvincial Park
ArrowheadArrowheadProvincial Park
?Georgian Bay IslandsProvincial Park
Early Access

Your next park — is waiting.

Cairns launches this season. Sign up now to be first in line — and help us shape the app you'd actually want to use out on the trail.

Be among the first to try CairnsYour cairn starts here

Great adventures,
sealed fresh.

A felt diorama of an Ontario forest sealed inside a glass jar