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Weather · head to head

Plume Labs vs Tomorrow.io

Plume Labs logo

Plume Labs

Weather

Personal air quality tracking and forecasting

From
$179/one-time
Rated
-
Full reviewWebsite
Tomorrow.io logo

Tomorrow.io

Weather

Weather intelligence platform for business decisions

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Tomorrow.io has a free tier, so it costs nothing to try first.
  • Each has a real cost: Plume Labs plume Labs states on its own site that the Flow and Flow 2 hardware are no longer available for purchase, while the Plume Labs App and the Plume API continue to operate; Tomorrow.io no transparent pricing displayed on marketing website
  • They diverge on capability: Plume Labs covers Personal air sensor, Tomorrow.io covers Minute-by-minute forecasts.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Plume Labs and Tomorrow.io actually diverge.

Attributes where Plume Labs and Tomorrow.io differ
AttributePlume LabsTomorrow.io
Starting price$179/one-timeFree
Pricing modelone-timeUnknown
Free tierNoYes
PlatformsIos, Android, HardwareWeb API
Founded20142016

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

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 Plume Labs

  • Personal air sensor
  • Real-time tracking
  • Exposure insights
  • Route suggestions
  • Health tips
  • Mobile app
  • Fitness trackers
  • Smart home

Only in Tomorrow.io

  • Minute-by-minute forecasts
  • Weather API
  • Road conditions
  • Air quality
  • Pollen data
  • REST API
  • Webhooks
  • Enterprise systems

Both cover

  • Ios support
  • Android support

What people use each for

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

Plume Labs

  • Professional Worknot Tomorrow.io
  • Content Creationnot Tomorrow.io

Tomorrow.io

  • Real-time weather data for mobile applicationsnot Plume Labs
  • Enterprise weather risk managementnot Plume Labs
  • Fleet management and routing optimizationnot Plume Labs
  • Agricultural decision-making systemsnot Plume Labs
  • Supply chain planningnot Plume Labs

Where each one falls short

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

Plume Labs

  • Plume Labs states on its own site that the Flow and Flow 2 hardware are no longer available for purchase, while the Plume Labs App and the Plume API continue to operate

Tomorrow.io

  • No transparent pricing displayed on marketing website
  • Requires contacting sales for enterprise platform demos
  • Free tier limited to Weather API with usage restrictions
  • Custom pricing model makes budget planning difficult for prospective customers

Pricing, plan by plan

Plume Labs

$179/one-time
  • Flow 2$179/one-time
    • Personal sensor
    • Real-time tracking
    • App access

Tomorrow.io

Free

No published plan breakdown. See the Tomorrow.io review.

Which should you pick?

Choose Plume Labs if

  • You need personal air sensor.
  • You work on Ios, Android, Hardware.
  • You also want real-time tracking.
Plume Labs review

Choose Tomorrow.io if

  • You need minute-by-minute forecasts.
  • You want to start without paying.
  • You work on Web API.
  • You also want weather api.
Tomorrow.io review

Questions people ask

Is Plume Labs or Tomorrow.io better?
Neither clearly leads. Plume Labs starts at $179/one-time and Tomorrow.io at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Plume Labs or Tomorrow.io?
Tomorrow.io has a free tier; the other does not. Paid plans start at $179/one-time for Plume Labs and Free for Tomorrow.io.
Does Plume Labs or Tomorrow.io run on more platforms?
Plume Labs runs on Ios, Android, Hardware. Tomorrow.io runs on Web API.
Can I use Tomorrow.io for free?
Yes. Tomorrow.io has a free tier, so you can try it without paying. Plume Labs starts at $179/one-time.
What is Plume Labs best used for?
Plume Labs is most often used for professional work, content creation. Of those, professional work and content creation are not what Tomorrow.io is typically brought in for.
What can Plume Labs do that Tomorrow.io cannot?
Plume Labs covers Personal air sensor, Real-time tracking, Exposure insights, Route suggestions. Tomorrow.io covers Minute-by-minute forecasts, Weather API, Road conditions, Air quality. Both handle Ios support, Android support.

Answered from the vendors’ own pages

Plume Labs: Is the Flow 2 air quality sensor still available for purchase?

No. Plume Labs discontinued the Flow 2 hardware in Spring 2023. It is no longer for sale.

Source
Tomorrow.io: Does Tomorrow.io offer free access?

Yes, Tomorrow.io offers a free Weather API tier for development and limited production use. Access the free tier by signing up at app.tomorrow.io/signup.

Source
Plume Labs: What air quality products does Plume Labs currently offer?

Plume Labs now offers the Plume Labs App for air quality forecasts and the Plume API for business data solutions. Specific pricing for these services is not disclosed on the website.

Source
Tomorrow.io: How much do Tomorrow.io enterprise solutions cost?

Tomorrow.io does not publish specific enterprise pricing. Customers must contact sales or request a demo to receive custom quotes for their platform suites (Shield, Forge, GroundControl, Altitude, Gridline).

Source
Tomorrow.io: What platforms does Tomorrow.io offer?

Tomorrow.io offers weather data via its free API, plus enterprise platforms including Shield for risk management, Forge for operations, GroundControl for aviation, Altitude for advanced analytics, Gridline for utilities, and Trackline for transportation.

Source
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