QuietLine: Trusted calls only
QuietLine: Trusted calls only is published by Controlled Systems Group in Lifestyle. Through the Play Store API its listing reports 100+ installs and a n/a rating from — ratings; this copy was refreshed on Oct 27, 2026.
Key numbers
The listing, field by field
| Package name | com.robert.quietlineapp |
|---|---|
| Developer | Controlled Systems Group |
| Developer website | quietguard.io |
| Category | Lifestyle |
| Installs (exact) | 241 |
| Price | Free |
| In-app purchases | No |
| Ads | Yes |
| Content rating | Everyone |
| Current version | 1.1 |
| Requires Android | 8.0 |
| Released | Apr 30, 2026 |
| Last update | Oct 17, 2026 |
| Record refreshed | Oct 27, 2026 |
Request this listing
import requests
r = requests.get('https://playapi.info/api/v1/app', params={'id': 'com.robert.quietlineapp'},
headers={'X-API-Key': API_KEY}, timeout=30)
data = r.json()curl -H "X-API-Key: $API_KEY" \ "https://playapi.info/api/v1/app?id=com.robert.quietlineapp"
const res = await fetch('https://playapi.info/api/v1/app?id=com.robert.quietlineapp', {
headers: { 'X-API-Key': process.env.API_KEY },
});
const data = await res.json();1,000 free credits a month, no card needed. API reference
Listing text
Only the people you trust can ring. Everyone else stays quiet. Free.
Only the people you trust can ring. Everyone else stays quiet.QuietLine is a free call blocker from the makers of QuietGuard. You choose who can reach you. Their calls ring as normal. Every other call is kept quiet, with no ring and no vibration, and is listed in Activity so you can see who tried to reach you.HOW IT WORKS1. Add the people you trust: from your contacts, or type in a number that isn't in your cont…
