Cardiograph - Heart Rate Meter

com.macropinch.hydra.android
FreeContains adsEveryone

record.json

GET /api/v1/app?id=com.macropinch.hydra.android, shortened.

{
    "ok": true,
    "app": {
        "id": "com.macropinch.hydra.android",
        "url": "https://play.google.com/store/apps/details?id=com.macropinch.hydra.android",
        "title": "Cardiograph - Heart Rate Meter",
        "title_lang": "en",
        "summary": "How fast is your heart beating? Measure your pulse.",
        "description": "Cardiograph is an application which measures your heart rate. You can save your results for future reference and keep track of multiple peo…",
        "recent_changes": "Fixed Start button layout on tablets in landscape orientation. Updated camera detection facilities. Fixed minor bugs",
        "status": {
            "removed": false,
            "removed_seen_at": null,
            "source": "play",
            "storefront": "US",
            "archived_at": null,
            "fetched_at": "2026-10-28T04:29:56Z"
        },
        "installs": {
            "label": "10,000,000+",
            "min": 10000000,
            "real": 27588437
        },
        "rating": {
            "score": 2.77,
            "ratings": 195657,
            "reviews": 5335,
            "histogram": [
                88044,
                11737,
                15652,
                17606,
                62609
            ]
        },
        "pricing": {
            "free": true,
            "price": 0,
            "currency": "USD",
            "offers_iap": false,
            "iap_range": null,
            "contains_ads": true
        },
        "category": {
            "id": "HEALTH_AND_FITNESS",
            "name": "Health & Fitness",
            "all": []
        },
        "content_rating": {
            "rating": "Everyone",
            "description": null
        },
        "developer": {
            "id": "5090037829240044490",
            "name": "MacroPinch",
            "url": "https://play.google.com/store/apps/dev?id=5090037829240044490",
            "website": "http://macropinch.com",
            "site_domain": "macropinch.com",
            "site_domain_available": false,
            "privacy_policy": "https://macropinch.com/privacypolicy.html",
            "contacts": "available on the Business plan"
        },
        "released": "2011-01-21T15:10:27Z",
        "updated": "2026-01-30T08:29:45Z",
        "version": null,
        "android_min": "2.3.3",
        "media": {
            "icon": "https://play-lh.googleusercontent.com/-9PkjQttrMGa1fxfevT6SBVdDtfGUFyiMJ8KQRsRI6AvKrsJdnwxgGwO39DmVTCCqF-XO5M8FN3YUiUF7KQS",
            "header_image": "https://play-lh.googleusercontent.com/cG2qW5kUQ5S3dXftTnDqGpkiOP8RhKTlTd1b3ri1ak2OC-TGm8PgUd_YWW--i5RlmmoP6M3xQHJYDM7uLq1hMbM",
            "screenshots": [
                "https://play-lh.googleusercontent.com/BFtDfk15l_qh2PMyUXynSk4teyZbvRATuoQBk6qz4dSejg3l8757N45LfmmgEalVTlcJeynjsO1jy9Tou26QXA",
                "https://play-lh.googleusercontent.com/GXD7XsO8sw2HcDszzJrTkp0L-T3cBSkfElGz_-7mlypaRfSM9fJZPeRFuOz2qCF4230CuLNjqqTspIxRIq6r"
            ],
            "video": "https://play.google.com/video/lava/web/player/yt:movie:JJWXjTbD6qg?autoplay=1&embed=play",
            "video_image": "https://play-lh.googleusercontent.com/cG2qW5kUQ5S3dXftTnDqGpkiOP8RhKTlTd1b3ri1ak2OC-TGm8PgUd_YWW--i5RlmmoP6M3xQHJYDM7uLq1hMbM"
        }
    }
}

Flattened

Package namecom.macropinch.hydra.android
DeveloperMacroPinch
Developer websitemacropinch.com
CategoryHealth & Fitness
Installs (exact)27,588,437
Ratings195,657
Reviews5,335
PriceFree
In-app purchasesNo
AdsYes
Content ratingEveryone
Requires Android2.3.3
ReleasedJan 21, 2011
Last updateJan 30, 2026
Record refreshedOct 28, 2026

Request

curl -H "X-API-Key: $API_KEY" \
  "https://apiapk.cc/api/v1/app?id=com.macropinch.hydra.android"
import requests

r = requests.get('https://apiapk.cc/api/v1/app', params={'id': 'com.macropinch.hydra.android'},
                 headers={'X-API-Key': API_KEY}, timeout=30)
data = r.json()
const res = await fetch('https://apiapk.cc/api/v1/app?id=com.macropinch.hydra.android', {
  headers: { 'X-API-Key': process.env.API_KEY },
});
const data = await res.json();
$ch = curl_init('https://apiapk.cc/api/v1/app?id=com.macropinch.hydra.android');
curl_setopt_array($ch, [CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => ['X-API-Key: ' . getenv('API_KEY')]]);
$data = json_decode(curl_exec($ch), true);

1,000 free credits a month, no card needed. API reference

rating.histogram

563K
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