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Maps · head to head

Kepler.gl vs Trailforks

Kepler.gl logo

Kepler.gl

Maps

Powerful open-source geospatial analysis tool for large-scale datasets, enabling beautiful data visualizations without coding

From
On request
Rated
-
Full reviewWebsite
Trailforks logo

Trailforks

Maps

Mountain-bike-specific trail database and navigation app owned by Outside Inc

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Trailforks has a free tier, so it costs nothing to try first.
  • Each has a real cost: Kepler.gl kepler.gl is a free open source library with no vendor-sold edition; confirmed by the absence of any App Store, marketplace or G-Cloud listing, support is limited to community GitHub issues rather than a purchased SLA.; Trailforks the free tier only allows one offline region downloaded at a time, which is limiting for a rider visiting multiple trail areas.
  • They diverge on capability: Kepler.gl covers Core Functionality, Trailforks covers Mountain bike trail database.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Kepler.gl and Trailforks actually diverge.

Attributes where Kepler.gl and Trailforks differ
AttributeKepler.glTrailforks
Starting priceOn requestFree
Pricing modelfreemiumFreemium, standalone Pro or bundled with Outside+
Free tierNoYes
PlatformsWebiOS, Android, Web

Identical on both: user rating (Not yet rated), category (Maps).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Kepler.gl

  • Core Functionality
  • User Interface

Only in Trailforks

  • Mountain bike trail database
  • Community trail reports
  • Offline maps
  • Premium basemaps
  • Heatmap overlay
  • Weather and fire overlays

What people use each for

The jobs each tool is most often brought in to do.

Kepler.gl

No use cases recorded yet. See the Kepler.gl review.

Trailforks

  • A mountain biker planning a ride on unfamiliar singletrack who needs direction-of-travel and difficulty datanot Kepler.gl
  • Someone riding in an area with no signal who needs an offline downloaded trail mapnot Kepler.gl
  • A rider checking recent community trail condition reports before heading outnot Kepler.gl
  • Someone comparing several mountain bike regions using the usage heatmap before choosing where to ridenot Kepler.gl

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Kepler.gl

  • Kepler.gl is a free open source library with no vendor-sold edition; confirmed by the absence of any App Store, marketplace or G-Cloud listing, support is limited to community GitHub issues rather than a purchased SLA.

Trailforks

  • The free tier only allows one offline region downloaded at a time, which is limiting for a rider visiting multiple trail areas.
  • Pro pricing appears to be shifting toward bundling with the wider Outside+ media subscription, making the standalone price less stable and worth checking directly before buying.
  • Its focus on mountain biking means it is a weaker choice than Ride with GPS for road or gravel route planning.
  • Trail data quality depends on community contribution, so newer or less-ridden regions can have sparse or outdated information.
  • Being owned by a media company with a broader outdoor content bundle strategy introduces some uncertainty about how the standalone app product is prioritised long term.

Pricing, plan by plan

Kepler.gl

On request

No published plan breakdown. See the Kepler.gl review.

Trailforks

Free
  • Trailforks FreeFree
    • Trail database access
    • Basic basemaps
    • One offline region at a time
  • Trailforks Pro$undefined/year
    • Unlimited offline regions
    • Premium basemaps including Gaia and ArcGIS satellite
    • Heatmap, weather and fire overlays

Which should you pick?

Choose Kepler.gl if

  • You need core functionality.
  • You also want user interface.
Kepler.gl review

Choose Trailforks if

  • You need mountain bike trail database.
  • You want to start without paying.
  • You work on iOS, Android, Web.
  • You also want community trail reports.
Trailforks review

Questions people ask

Is Kepler.gl or Trailforks better?
Neither clearly leads. Kepler.gl starts at On request and Trailforks at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Kepler.gl or Trailforks?
Trailforks has a free tier; the other does not. Paid plans start at On request for Kepler.gl and Free for Trailforks.
Does Kepler.gl or Trailforks run on more platforms?
Kepler.gl runs on Web. Trailforks runs on iOS, Android, Web.
Can I use Trailforks for free?
Yes. Trailforks has a free tier, so you can try it without paying. Kepler.gl starts at On request.
What can Kepler.gl do that Trailforks cannot?
Kepler.gl covers Core Functionality, User Interface. Trailforks covers Mountain bike trail database, Community trail reports, Offline maps, Premium basemaps.

Answered from the vendors’ own pages

Trailforks: Is Trailforks free?

A free tier exists with trail data and one offline region at a time; Pro removes that limit and adds premium map layers.

Trailforks: Who owns Trailforks?

Outside Inc, which also owns Pinkbike and CyclingTips, acquired it in 2021.

Trailforks: Is it only for mountain biking?

Mountain biking is the core focus, though it has secondary support for hiking, gravel and motorised trail use.

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