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Maps · head to head

Fused vs Trailforks

Fused logo

Fused

Maps

Serverless Python for geospatial: write a UDF, get a map tile endpoint and an HTTP API

From
Free
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

  • Each has a real cost: Fused the price steps are brutal: $20 to $200 to $2,000 a month with no intermediate tier, so a two-person team that outgrows Starter faces a tenfold increase for what is often a modest capacity gap.; 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: Fused covers User defined functions, 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 Fused and Trailforks actually diverge.

Attributes where Fused and Trailforks differ
AttributeFusedTrailforks
Pricing modelPer month by compute tierFreemium, standalone Pro or bundled with Outside+
PlatformsWeb, Linux, macOS, WindowsiOS, Android, Web

Identical on both: starting price (Free), free tier (Yes), 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 Fused

  • User defined functions
  • Instant tile endpoints
  • HTTP API
  • Caching
  • Workbench
  • Data stack connectors
  • Public UDF catalogue
  • Local execution

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.

Fused

  • A data team that wants to publish a dynamic layer computed from a large Parquet dataset without standing up and operating a tile servernot Trailforks
  • An analyst prototyping against Overture, Sentinel or Census data who needs a working map in an afternoon rather than a data engineering ticketnot Trailforks
  • An application that needs a geospatial computation exposed as an HTTP endpoint, where the alternative is a container, a queue and an on-call rotanot Trailforks
  • A consultancy delivering an interactive constraint or suitability map to a client, computed live from source data rather than pre-baked into static tilesnot Trailforks

Trailforks

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

Where each one falls short

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

Fused

  • The price steps are brutal: $20 to $200 to $2,000 a month with no intermediate tier, so a two-person team that outgrows Starter faces a tenfold increase for what is often a modest capacity gap.
  • Published tiers do not state the actual compute, storage or request allowances, so the only way to know whether $200 covers your workload is to run it and find out.
  • Fused is at pre-seed stage with a small team, and putting a customer-facing map behind a startup’s serverless platform is a continuity risk that a procurement review will flag.
  • It is Python-only and assumes competence with cloud-native geospatial formats; there is no path for an analyst who works in a desktop GIS and not in code.
  • Serverless execution means cold starts and per-tile latency on uncached views, so a first load of a heavy UDF over a wide area is noticeably slower than a pre-rendered tile set.

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

Fused

Free
  • FreeFree
    • Workbench access
    • AI assistant
    • Local UDF runs
  • Starter$20/month
    • Secrets management
    • Higher compute limits
    • Office hours support
  • Developer$200/month
    • Dedicated jobs
    • GitHub integration
    • Expanded compute, storage and AI token allowance
  • Professional$2000/month
    • Team collaboration
    • Dedicated training
    • Substantially increased usage limits

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 Fused if

  • You need user defined functions.
  • You want to start without paying.
  • You work on Web, Linux, macOS, Windows.
  • You also want instant tile endpoints.
Fused 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 Fused or Trailforks better?
Neither clearly leads. Fused starts at Free and Trailforks at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Fused or Trailforks?
Fused starts at Free and Trailforks at Free.
Does Fused or Trailforks run on more platforms?
Fused runs on Web, Linux, macOS, Windows. Trailforks runs on iOS, Android, Web.
Can I use Fused for free?
Both have a free tier, so you can try either at no cost before committing.
What is Fused best used for?
Fused is most often used for a data team that wants to publish a dynamic layer computed from a large parquet dataset without standing up and operating a tile server, an analyst prototyping against overture, sentinel or census data who needs a working map in an afternoon rather than a data engineering ticket, an application that needs a geospatial computation exposed as an http endpoint, where the alternative is a container, a queue and an on-call rota, a consultancy delivering an interactive constraint or suitability map to a client, computed live from source data rather than pre-baked into static tiles. Of those, a data team that wants to publish a dynamic layer computed from a large parquet dataset without standing up and operating a tile server and an analyst prototyping against overture, sentinel or census data who needs a working map in an afternoon rather than a data engineering ticket are not what Trailforks is typically brought in for.
What can Fused do that Trailforks cannot?
Fused covers User defined functions, Instant tile endpoints, HTTP API, Caching. Trailforks covers Mountain bike trail database, Community trail reports, Offline maps, Premium basemaps.

Answered from the vendors’ own pages

Fused: What does Fused actually give me?

A Python function becomes a map tile endpoint and an HTTP API on managed infrastructure, with caching, without you running a server.

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.

Fused: How much does it cost?

Free, then $20, $200 and $2,000 per month for Starter, Developer and Professional. Usage allowances are not itemised publicly.

Trailforks: Who owns Trailforks?

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

Fused: Can I run UDFs locally?

Yes, through the Python SDK, which is how most development is done before deploying.

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.

Fused: Does it replace PostGIS or BigQuery?

No. It reads from them. Fused is the compute and serving layer, not the store.

Fused: Is it a mature company?

No. It is a small pre-seed San Francisco company. The technology is real; the vendor risk is real too.

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