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Weather · head to head

Aeris Weather vs Today Weather

Aeris Weather logo

Aeris Weather

Weather

Powerful weather API with mapping solutions

From
Free
Rated
-
Today Weather logo

Today Weather

Weather

Clean minimalist weather with multiple data sources

From
Free
Rated
-

The short version

  • Each has a real cost: Aeris Weather aerisWeather now sells as Xweather under Vaisala; Today Weather weather forecast accuracy is dependent on underlying data sources and cannot account for local microclimates
  • They diverge on capability: Aeris Weather covers Weather API, Today Weather covers Multiple data sources.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Aeris Weather and Today Weather actually diverge.

Attributes where Aeris Weather and Today Weather differ
AttributeAeris WeatherToday Weather
Pricing modelfreemiumUnknown
PlatformsApi, Web, MobileiPhone, iPad, Apple Watch, Mac, iPod touch, Apple Vision Pro, Android
Founded20112017

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

  • Weather API
  • Interactive maps
  • Severe weather alerts
  • Tropical data
  • Historical records
  • REST API
  • Mapping SDKs
  • Mobile SDKs

Only in Today Weather

  • Multiple data sources
  • Clean design
  • Hourly forecasts
  • Air quality
  • Precipitation alerts
  • Android widgets
  • iOS widgets
  • Wear OS

What people use each for

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

Aeris Weather

  • Weather data and forecastingnot Today Weather
  • Mission-critical weather-dependent decisionsnot Today Weather
  • High-reliability weather intelligence servicesnot Today Weather
  • Multi-industry weather data distributionnot Today Weather

Today Weather

  • Professional Worknot Aeris Weather
  • Content Creationnot Aeris Weather

Where each one falls short

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

Aeris Weather

  • AerisWeather now sells as Xweather under Vaisala
  • The free Developer tier is capped at 15,000 API accesses per month and the service pauses once the limit is reached
  • The Developer tier gets community support only
  • The self-serve paid subscription is EUR 300 per month for 1,000,000 accesses per month
  • Anything beyond 1,000,000 accesses per month requires contacting sales for a custom arrangement
  • Dedicated support and custom SLA guarantees are enterprise only
  • Free tier usage resets on the account creation date rather than the calendar month

Today Weather

  • Weather forecast accuracy is dependent on underlying data sources and cannot account for local microclimates
  • App does not provide offline forecast capability
  • Premium features require subscription or one-time purchase

Pricing, plan by plan

Aeris Weather

Free
  • DeveloperFree
    • 1,000 calls/day
    • Basic data
    • Maps
  • Professional$100/month
    • Unlimited calls
    • All data
    • Premium support

Today Weather

Free
  • FreeFree
    • Weather forecasts
    • Basic radar
    • Air quality and UV index
  • Premium$2.99/year
    • Ad removal
    • Full radar capabilities
    • Advanced weather alerts
  • Premium (Lifetime)$17.99/one-time
    • All premium features
    • Perpetual license

Which should you pick?

Choose Aeris Weather if

  • You need weather api.
  • You want to start without paying.
  • You work on Api, Web, Mobile.
  • You also want interactive maps.

Choose Today Weather if

  • You need multiple data sources.
  • You want to start without paying.
  • You work on iPhone, iPad, Apple Watch, Mac, iPod touch, Apple Vision Pro, Android.
  • You also want clean design.

Questions people ask

Is Aeris Weather or Today Weather better?
Neither clearly leads. Aeris Weather starts at Free and Today Weather at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aeris Weather or Today Weather?
Aeris Weather starts at Free and Today Weather at Free.
Does Aeris Weather or Today Weather run on more platforms?
Aeris Weather runs on Api, Web, Mobile. Today Weather runs on iPhone, iPad, Apple Watch, Mac, iPod touch, Apple Vision Pro, Android.
Can I use Aeris Weather for free?
Both have a free tier, so you can try either at no cost before committing.
What is Aeris Weather best used for?
Aeris Weather is most often used for weather data and forecasting, mission-critical weather-dependent decisions, high-reliability weather intelligence services, multi-industry weather data distribution. Of those, weather data and forecasting and mission-critical weather-dependent decisions are not what Today Weather is typically brought in for.
What can Aeris Weather do that Today Weather cannot?
Aeris Weather covers Weather API, Interactive maps, Severe weather alerts, Tropical data. Today Weather covers Multiple data sources, Clean design, Hourly forecasts, Air quality.

Answered from the vendors’ own pages

Aeris Weather: How is Xweather pricing structured?

Xweather offers custom pricing for its software products and weather API. Pricing reflects deployment scale, data complexity, reliability requirements, and service scope. Contact Xweather for a personalized quote tailored to your needs.

Source
Today Weather: Is Today Weather free?

Today Weather is free to download and use, with premium features available. Premium subscriptions are $2.99/year (with additional one-time purchase options at $17.99 for perpetual access), which unlock ad removal and full radar capabilities.

Source
Aeris Weather: Does Xweather offer a pay-as-you-go weather API?

Yes. Xweather provides a free weather API key with pay-as-you-go pricing available. Specific rates and API tier details are available at the Xweather API signup portal or by contacting the sales team.

Source
Today Weather: What weather data sources does Today Weather use?

Today Weather integrates data from multiple sources including NOAA, AccuWeather, Dark Sky, Weatherbit, OpenWeatherMap, Foreca, and national meteorological services for each country such as Weather.gov (US) and UK Met Office.

Source
Aeris Weather: What products does Xweather offer pricing for?

Xweather's software products include Protect, Optimize, Observe, Horizon, RoadAI, WeatherDesk, and Powerup. Individual pricing for each product is determined by your deployment requirements and service agreements. Contact Xweather to discuss subscriptions, tiers, SLAs, and specific pricing.

Source
Today Weather: What platforms does Today Weather support?

Today Weather is available on iPhone, iPad, Apple Watch, Mac (M1+), iPod touch, and Apple Vision Pro. An Android version is also available on Google Play.

Source
Today Weather: Does Today Weather offer widgets?

Yes, Today Weather includes 23 customizable widgets with multiple styles, allowing users to see weather data they need directly on their home screen.

Source
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