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Head-to-head · Apis Data Services

Massive (formerly Polygon.io) vs Apple WeatherKit

  • Updated Sep 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Massive (formerly Polygon.io) #1 in Apis Data Services 9.5/10 Free plan · paid from $29/mo Free plan✓ 2 of 3 features Visit Massive
Apple WeatherKit #7 in Apis Data Services 6.7/10 Free plan · paid from $49.99/mo Free plan✓ 2 of 3 features Try Apple WeatherKit

Massive (formerly Polygon.io) leads on 1 check, Apple WeatherKit on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMassive (formerly Polygon.io) · 9.5/10
  • Lowest starting priceMassive (formerly Polygon.io) · $29/mo
  • Free planboth

Massive (formerly Polygon.io) scores higher on our rubric for apis data services: 9.5 against 6.7 out of 10; our editors rank them #1 and #7.

Massive (formerly Polygon.io) is cheaper to start at $29/mo against $49.99/mo.

Massive (formerly Polygon.io) is the better fit for developers needing broad financial market data. Apple WeatherKit is the better fit for apple-platform teams building weather applications.

  • Massive (formerly Polygon.io) fits best

    Developers needing broad financial market data

  • Apple WeatherKit fits best

    Apple-platform teams building weather applications

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. It never changes our verdict. How we rank.

Side by side

Feature Massive (formerly Polygon.io) 9.5/10 Visit ↗ Apple WeatherKit 6.7/10 Visit ↗
At a glance
Editor score 9.5 6.7
Ranking #1 in Apis Data Services #7 in Apis Data Services
Best for Developers needing broad financial market data Apple-platform teams building weather applications
Pricing model Free plan + paid Free plan + paid
Starting price $29/mo (best) $49.99/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud, Mobile
Support Email, Docs Phone, Email, Community
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Massive (formerly Polygon.io) 2/3 · Apple WeatherKit 2/3
Historical data ✓ ✓
Webhooks Not published Not published
Official SDKs ✓ ✓
Specs
Monthly request limit Not published 1e+06 requests/mo
Rate limit Not published Not published
API style Rest Rest
Data coverage Global Global
Our review
Pros
  • Covers stocks, options, futures, indices, forex, crypto, and economics
  • Offers REST, WebSocket streaming, and historical flat-file downloads
  • Stocks Basic is free; paid Stocks plans start at $29 per month
  • Combines current conditions, hourly and daily forecasts, and historical statistics
  • Offers Swift APIs for Apple platforms and REST APIs for other platforms
  • Includes alerts and next-hour precipitation forecasts in select regions
Cons
  • Stocks Basic is limited to 5 API calls per minute
  • Stocks Starter and Developer provide 15-minute delayed data
  • Plan prices shown apply to individual Stocks plans, not business plans
  • The included 500,000 monthly calls require Apple Developer Program membership
  • The first paid quota is $49.99 per month for 1 million calls
  • Alerts and minute-by-minute precipitation are limited to select regions
Our verdict

Massive (formerly Polygon.io) provides financial market data for developers building trading applications, analytics tools, and other financial products. Its coverage spans stocks, options, futures, indices, forex, crypto, and economics,…

Read the review →

WeatherKit provides weather data for apps and services, with current conditions, hourly and daily forecasts, historical statistics, and comparisons. It suits teams building weather features for Apple platforms, while its REST API also…

Read the review →
  1. Massive (formerly Polygon.io)Apis Data Services 9.5Free plan · paid from $29/mo
  2. Apple WeatherKitApis Data Services 6.7Free plan · paid from $49.99/mo

Strengths and trade-offs

  • Massive (formerly Polygon.io) — where it wins

    • Covers stocks, options, futures, indices, forex, crypto, and economics
    • Offers REST, WebSocket streaming, and historical flat-file downloads
    • Stocks Basic is free; paid Stocks plans start at $29 per month

    Where it doesn't

    • Stocks Basic is limited to 5 API calls per minute
    • Stocks Starter and Developer provide 15-minute delayed data
    • Plan prices shown apply to individual Stocks plans, not business plans

  • Apple WeatherKit — where it wins

    • Combines current conditions, hourly and daily forecasts, and historical statistics
    • Offers Swift APIs for Apple platforms and REST APIs for other platforms
    • Includes alerts and next-hour precipitation forecasts in select regions

    Where it doesn't

    • The included 500,000 monthly calls require Apple Developer Program membership
    • The first paid quota is $49.99 per month for 1 million calls
    • Alerts and minute-by-minute precipitation are limited to select regions
  • Massive (formerly Polygon.io)9.5/10 · Free plan · paid from $29/mo

    Broad market data with REST, streaming, and bulk downloads for developer-built finance products.

    Visit MassiveFull verdict →
  • Apple WeatherKit6.7/10 · Free plan · paid from $49.99/mo

    A weather data API for Apple-platform teams, with REST access for other platforms.

    Try Apple WeatherKitFull verdict →

More comparisons

All apis data services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update