| What it does | One API for every wearable. Read and write.
| Point-in-time market data API for backtesting and quantitative research
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| Stage | Not given
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| Founded | Not given
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| Based in | CH
| US
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| Pricing model | Free trial
| Freemium
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| Pricing | Hacker: $32.50/month billed annually ($390/year) or $39/month month to month, up to 100 connected users. Startup: $82.50/month billed annually ($990/year) or $99/month month to month, up to 500 connected users. Scale: $207.50/month billed annually ($2,490/year) or $249/month month to month, 1,500 co
| Free: 1,000 calls/day, last 12 months of data. Look-back history: $195 for 5 years (one-time), $290 for 10 years, $385 for 15 years, $480 for 20 years, $575 for 25 years, $670 for 30 years, plus $19.95/month for daily updates. Individual products: GEX from $29 per ticker, futures from $49 per market
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| Key features | - Support for 10 wearable providers: Garmin, COROS, Polar, Wahoo, Zepp, Hammerhead, Fitbit, Suunto, WHOOP and Apple Watch
- Read activity data including sport, start time, device and activity id
- Access to FIT files with laps and timestamped samples including heart rate, power, speed and GPS
- Wellness data including sleep stages, HRV, resting heart rate and VO2max from Garmin and COROS
- Push structured workouts with warmups, repeats and intervals to Garmin, Wahoo or COROS
- Cryptographic signing with Ed25519 keys that never leave the developer's machine
- Encrypted webhook deliveries and signed requests with no API key storage
- Hosted consent screen for user device connection
- Webhook retry and resend management with detailed logging
- Activity backfill API to retrieve all previously granted workout data
| - 16,000+ US stocks including delisted names with 26+ years of history
- Point-in-time dealer gamma (GEX) for 11,209 stocks, ETFs and indexes since 2010
- 22,700+ macro series with historical vintages and revisions
- Intraday bars at 1-minute, 5-minute, 15-minute, 30-minute, hourly and daily resolutions
- SEC fundamentals and 13F institutional holdings point-in-time since 2013
- Python client with yfinance-style interface returning pandas DataFrames
- MCP server integration for AI agents including Claude and ChatGPT
- COT positioning data since 1986 for futures markets
- CSV and Parquet download formats with bulk file options
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| What makes it different | - Single integration replaces 20+ individual wearable provider integrations
- No API keys to store or manage, using cryptographic signing instead
- Hosted user consent flow eliminates OAuth callback handling
- All providers and endpoints included on every plan with no per-call pricing
- Normalized data format across providers for consistent handling
| - Survivorship-free: includes 9,000+ delisted stocks that broker APIs omit for more realistic backtests
- Point-in-time accuracy prevents look-ahead bias in fundamentals and macro data
- All data accessible through single API without stitching multiple sources together
- Data ownership: purchased history is yours to download and keep forever
- Intraday bars back 26+ years unlike brokers that provide only 60 days
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 21 ▲ +1 (up) since last check | 2 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 1 | 3 |
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| Citation Flow (Majestic) | 30 | 26 |
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| Referring domains (Majestic) | 35 | 18 |
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Stridee Platform
FinzData