Best Massive (formerly Polygon.io) Alternatives in 2026
The top Massive (formerly Polygon.io) alternatives are EODHD, Alpha Vantage and Finnhub: 15 apis data services our editors would look at instead of Massive (formerly Polygon.io), in our ranking order.
Massive (formerly Polygon.io): Broad market data with REST, streaming, and bulk downloads for developer-built finance products. Where it falls short: stocks basic is limited to 5 API calls per minute.
Switching from Massive (formerly Polygon.io)? For most apis data services buyers the best Massive (formerly Polygon.io) alternative is EODHD, built for teams needing broad financial data and integrations. On a budget, Profit.com Data API starts at $16/mo, against $29/mo for Massive (formerly Polygon.io). The Weather Company Data API offers the most monthly request limit (1e+06 requests/mo).
Why People Look for a Massive (formerly Polygon.io) Alternative
- 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
- Paid from $29/mo — Profit.com Data API is $16/mo
Quick Picks by What You Need
- Best overallEODHD8.7
Teams needing broad financial data and integrations
Visit EODHD - Lowest priceProfit.com Data API8.2
Paid plans from $16/mo
Visit Profit.com Data API - Best free optionEODHD8.7
Has a free plan
Visit EODHD - Most monthly request limitThe Weather Company Data API7.8
1e+06 requests/mo
Visit The Weather Company Data API
All 15 Massive (formerly Polygon.io) Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forTeams needing broad financial data and integrations
A broad REST data API for teams combining market prices, fundamentals, news, and screening.
- Official SDKs
- Historical data
8.7/10★★★★☆Visit EODHD -
Best forDevelopers seeking equities, forex, and crypto data
A REST API for global market data, with historical equities and technical indicators.
- Official SDKs
- Historical data
8.5/10★★★★☆Visit Alpha Vantage -
Best forReal-time stock data and financial fundamentals
Financial-data APIs spanning real-time prices, fundamentals, news, and historical market data.
- Historical data
8.4/10★★★★☆Visit Finnhub -
Best forBudget-conscious users of market and fundamentals APIs
- Better than Massive (formerly Polygon.io):
- Paid from: $16/mo vs $29/mo
A broad financial data API with free access and paid personal-use plans from $16 monthly.
- Historical data
8.2/10★★★★☆Visit Profit.com -
Best forTeams needing SDK-rich equity and options data
Equity and options data with multiple API access paths, starting at $150 per month.
- Official SDKs
- Historical data
8.1/10★★★★☆Visit Intrinio -
Best forTeams enriching and searching person or company records
A broad enrichment and search toolkit for teams building data-driven workflows.
8.0/10★★★★☆Try People Data Labs -
Best forDevelopers needing free, open-source weather data
A no-key weather API for developers who need broad data coverage at no cost for non-commercial use.
- Historical data
7.9/10★★★★☆Visit Open-Meteo -
Best forEnterprises needing comprehensive weather services
A broad weather API for teams that need forecasts, alerts and historical data.
- Historical data
7.8/10★★★★☆Visit site -
Best forTeams needing historical, forecast, and alert weather data
A weather data API with historical records, forecasts, alerts, and browser visualization.
- Historical data
7.7/10★★★★☆Visit site -
Best forApple-platform teams building weather applications
A weather data API for Apple-platform teams, with REST access for other platforms.
- Official SDKs
- Historical data
7.6/10★★★★☆Try Apple WeatherKit -
Best forTeams needing IP geolocation and threat detection
- Better than Massive (formerly Polygon.io):
- Paid from: $26/mo vs $29/mo
IPinfo pairs broad IP intelligence with a free tier and paid privacy detection.
7.5/10★★★★☆Visit IPinfo -
Best forDevelopers needing currency rates and conversions
A straightforward JSON API for exchange rates, with historical queries and paid-tier conversion tools.
- Historical data
7.4/10★★★★☆Visit site -
Best forApps needing straightforward exchange-rate lookups
A focused REST API for live and historical exchange-rate lookups.
- Historical data
7.2/10★★★★☆Visit Abstract API -
Best forResearchers accessing climate and weather datasets
A free REST API for querying climate datasets, observations, stations, and locations.
- Historical data
7.1/10★★★★☆Visit NOAA NCEI -
Best forBusinesses validating and standardizing addresses
A developer-focused address API with validation, correction and delivery signals at usage-based prices.
7.0/10★★★★☆Visit Google Maps
Massive (formerly Polygon.io) Alternatives: Common Questions
What is the best alternative to Massive (formerly Polygon.io)?
EODHD: #2 in our Apis Data Services ranking, with an editor score of 8.7 out of 10. A broad REST data API for teams combining market prices, fundamentals, news, and screening.
Is there a free alternative to Massive (formerly Polygon.io)?
Yes. EODHD, Alpha Vantage, Finnhub, Profit.com Data API and People Data Labs have a free plan or a free tier (12 of the 15 alternatives on this page).
What is the cheapest paid alternative to Massive (formerly Polygon.io)?
Of the alternatives here that publish a price, Profit.com Data API starts lowest, at $16/mo.
Why do people look for Massive (formerly Polygon.io) alternatives?
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.
Which Massive (formerly Polygon.io) alternative has the most monthly request limit?
The Weather Company Data API, with 1e+06 requests/mo.
How do I switch from Massive (formerly Polygon.io)?
Export your data from Massive (formerly Polygon.io) (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Massive (formerly Polygon.io).
How to Switch from Massive (formerly Polygon.io)
- Export your data from Massive (formerly Polygon.io) (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Massive (formerly Polygon.io).
Massive (formerly Polygon.io) vs Each Alternative
| # | Tool | Free plan | Paid from | API style | Historical data | Score |
|---|---|---|---|---|---|---|
| 1 | Massive (formerly Polygon.io) | Yes | $29/mo | Rest | Yes | 8.8 |
| 1 | EODHD | Yes | Rest | Yes | 8.7 | |
| 2 | Alpha Vantage | Yes | Rest | Yes | 8.5 | |
| 3 | Finnhub | Yes | Rest | Yes | 8.4 | |
| 4 | Profit.com Data API | Yes | $16/mo | Rest | Yes | 8.2 |
| 5 | Intrinio | No | $150/mo | Rest | Yes | 8.1 |
| 6 | People Data Labs | Yes | 8.0 | |||
| 7 | Open-Meteo | Yes | Yes | 7.9 | ||
| 8 | The Weather Company Data API | No | Rest | Yes | 7.8 | |
| 9 | Visual Crossing Weather | Yes | Yes | 7.7 | ||
| 10 | Apple WeatherKit | Yes | Rest | Yes | 7.6 | |
| 11 | IPinfo | Yes | $26/mo | 7.5 | ||
| 12 | Open Exchange Rates | Yes | $120/yr | Rest | Yes | 7.4 |
| 13 | Abstract API Exchange Rate API | Yes | Rest | Yes | 7.2 | |
| 14 | NOAA NCEI Web Services | Yes | Free | Rest | Yes | 7.1 |
| 15 | Google Maps Platform Address Validation API | No | $17/unit usage-based | 7.0 |
Head-to-Head
- Massive (formerly Polygon.io) vs EODHD
- Massive (formerly Polygon.io) vs Alpha Vantage
- Massive (formerly Polygon.io) vs Finnhub
- Massive (formerly Polygon.io) vs Profit.com Data API
- Massive (formerly Polygon.io) vs Intrinio
- Massive (formerly Polygon.io) vs People Data Labs
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update