Sine: Ear Training Games
com.maoi.sine
FreeIn-app purchasesEveryone
Key numbers
1K+Installs
4.8 / 286Rating
Sep 24, 2026Released
Oct 25, 2026Updated
Listing text
Perfect that Pitch
Sine teaches perfect pitch the way you would learn anything else: a little at a time, with someone keeping track. You start with two notes, C and G. When you can tell them apart without thinking, a third is added, then a fourth, until you can name all twelve.HOW IT WORKS• Meet each key first. Before a new note is quizzed, Sine shows you where it sits on the keyboard and plays it next to the notes you already know.• …
Get this app from the API
curl -H "X-API-Key: $API_KEY" \ "https://apiplay.net/api/v1/app?id=com.maoi.sine"
import requests
r = requests.get('https://apiplay.net/api/v1/app', params={'id': 'com.maoi.sine'},
headers={'X-API-Key': API_KEY}, timeout=30)
data = r.json()const res = await fetch('https://apiplay.net/api/v1/app?id=com.maoi.sine', {
headers: { 'X-API-Key': process.env.API_KEY },
});
const data = await res.json();$ch = curl_init('https://apiplay.net/api/v1/app?id=com.maoi.sine');
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
Screenshots
Fields in the API response
| Package name | com.maoi.sine |
|---|---|
| Developer | MAOI LLC |
| Developer website | learnsine.com |
| Category | Education |
| Installs (exact) | 16,149 |
| Ratings | 286 |
| Reviews | 20 |
| Price | Free |
| In-app purchases | $1.99 - $29.99 per item |
| Ads | No |
| Content rating | Everyone |
| Current version | 0.17.0 |
| Requires Android | 7.0 |
| Released | Sep 24, 2026 |
| Last update | Oct 25, 2026 |
| Record refreshed | Oct 27, 2026 |
Rating breakdown
5245
427
39
23
10
