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Somewhere in Nepal, on a trail that Google Maps confidently insisted was a road, I stood ankle-deep in a dry creek bed watching my phone’s blue dot suggest I keep walking straight into a hillside. The route had washed out two monsoons ago. The app just hadn’t heard about it yet.
That’s the thing nobody tells you about hiking apps: they’re not lying to you, exactly. They’re just working from whatever data they last had, and out on a trail, “last had” can mean two years ago. Which means the real question isn’t which app is best. It’s which app is wrong the least often, and which one gives you a backup plan when it is.
Most casual hikers don’t. But most serious ones end up with two – one for finding and browsing trails, and one for hard navigation when things get remote. It’s the same reason you’d carry a paper map [a printed topographic map you can navigate detailed terrain with even after your phone dies] as backup even with a GPS app running: redundancy matters more than any single feature.
AllTrails, without much competition. With over 80 million users and hundreds of thousands of mapped trails, it’s the default for a reason – community photos, recent reviews, and a heat map [an overlay showing how frequently other hikers have used a trail, useful for gauging popularity and crowding] that tells you what a trail is actually like this week, not just on the day it was surveyed.
The free Base tier covers trail discovery and basic navigation. AllTrails+ (roughly $36/year) adds offline maps and wrong-turn alerts – genuinely worth it the moment you hike anywhere without reliable signal. The newer Peak tier (roughly $80/year) adds AI-built custom routes and trail condition forecasts; nice, but not essential unless you’re building a lot of custom routes from scratch. Coverage is strongest in the US, UK, and Australia, and noticeably thinner once you’re hiking somewhere like rural Nepal or Patagonia – worth knowing before you lean on it as your only app abroad.
Gaia GPS. Where AllTrails is community-driven, Gaia leans on curated topographic map layers [maps that show elevation and terrain shape using contour lines] – USGS quads, satellite imagery, weather overlays and lets you stack several at once. That’s genuinely useful when you’re cross-referencing a trail line against snow coverage or slope angle, not just following a dot.
Premium runs around $59/year on its own, or $89.99/year bundled with Outside+ (which throws in outdoor media content you may or may not care about). The interface is more technical than AllTrails – that’s the trade-off for the extra map depth.
Komoot. Its routing engine is built for point-to-point trip planning rather than following a single named trail, enter a start and end point and it builds a route factoring in elevation, surface type, and difficulty, then lets you break a long trip into daily segments. It’s particularly strong in Europe, where trail data from organizations like Germany’s DAV and Britain’s Ordnance Survey feeds into it more densely than it does into AllTrails.
Worth flagging: Komoot’s pricing changed in 2025 after an acquisition by Bending Spoons. The old one-time region-pack purchases are gone for new users- Premium is now a flat $59.99/year subscription. If you’re reading an older comparison that mentions $3.99 region packs, that pricing no longer applies.
CalTopo. It’s less of a consumer app and more of a professional mapping tool that hikers have adopted — the same platform mountain guides, avalanche educators, and SAR teams use to plan routes, print custom maps, and pull weekly satellite imagery for assessing snow conditions. The free tier is genuinely capable; a Basic subscription (~$20/year) adds larger print sizes and more saved maps, while Pro (~$50/year) adds high-resolution imagery most casual hikers will never need.
It’s not the app you open to find a nice Saturday trail. It’s the one you use to plan a trip where the terrain, not the trail, is the hard part.
onX Backcountry. Its standout features – avalanche forecasts and slope angle shading [a map overlay that colors terrain by steepness, used to judge avalanche risk] – are aimed squarely at backcountry skiers and off-trail hikers rather than day hikers on marked paths. Premium membership covers guidebook-quality route data and unlimited offline maps; pricing sits in a similar band to its sister apps, onX Hunt and onX Offroad, both around $35–$100/year depending on tier.
If your hiking rarely leaves marked trails, this is more app than you need. If it regularly does, it’s built for exactly that.
FarOut (formerly Guthook Guides) is close to essential if you’re doing a long-distance trail like the Appalachian Trail or Pacific Crest Trail. Rather than a subscription, you buy individual trail guides – packed with waypoints [saved GPS points marking a specific spot, like a water source or campsite] for water sources, campsites, and resupply points, plus thousands of hiker comments updated in near real time. For a multi-week trip, that crowdsourced, current information often matters more than any topo map.
This is the question the big US-focused roundups don’t ask, and it’s the one that actually matters if you’re planning something like Everest Base Camp or the Annapurna Circuit rather than a Saturday loop near home. AllTrails’ density drops off fast once you’re outside the US, UK, and Australia – great for finding a trail in Colorado, thin and unreliable for finding one in the Khumbu.
Two apps close that gap. Wikiloc runs on crowdsourced GPS tracks from over 260 million uploads across 222 countries, so even remote regions tend to have something mapped, even if it’s not polished. Organic Maps takes a different approach entirely – it downloads complete offline maps for any country at no cost, with no subscription and no map-pack purchases, which matters when you’re relying on it in a region with unpredictable data roaming. Komoot’s OpenStreetMap-based routing is also worth a mention here: its European trail data, fed by organizations like Germany’s DAV, is often denser than AllTrails’ in places like the Alps, even if Nepal itself isn’t its strongest region.
None of these replace a local guide or a paper map on an actual multi-day trek. But for the planning stage, they’ll show you a route AllTrails simply doesn’t have.
Not necessarily. AllTrails’ free tier covers trail discovery well, and apps like Organic Maps offer full offline maps at no cost, which matters more than any premium feature if you’re hiking somewhere with unreliable signal. The honest answer: pay for offline maps the moment you hike outside cell coverage regularly. Everything past that – heat maps, AI route building, avalanche layers is genuinely nice, but optional for most day hikers.
A dead battery doesn’t care how good your app is. Every guide on this list will tell you the same thing search-and-rescue teams do: carry a paper map and compass as backup on anything beyond a short, familiar trail, and know how to use them without your phone. It’s the one item that shows up on every hiking essentials checklist for a reason, apps are a tool, not a guarantee.
None of these apps would have re-routed me around that washed-out creek bed in Nepal faster than the local guide who just laughed and pointed uphill. But for planning the trip, checking conditions, and not ending up there in the first place – one of these six is worth having on your phone before you go.