🗄️ Data

Data Policy

Last updated: June 2026  ·  Effective immediately

Nudge Call Manager is a zero-upload app. Your calls, contacts, PIN, and settings never leave your device. The only external data flow is a one-way download of the spam database and a Google Play subscription token check.

Complete data map

Every piece of data Nudge Call Manager touches, where it lives, and what happens to it:

Data Where stored Sent anywhere? Purpose
Incoming call number Device RAM only — never persisted Never Real-time spam check
Call history log Local device storage (MMKV) Never Display recent calls in app
Bond circle contacts Local device storage (MMKV) Never Priority call allow-list
PIN (hashed) Local device storage (MMKV) Never App lock authentication
App settings & preferences Local device storage (MMKV) Never Persist user choices
Trial start timestamp Local device storage (MMKV) Never Track 7-day trial period
Google Play subscription token Local device storage (MMKV) Google Play only Verify Pro subscription status
Spam database (numbers list) Local device storage Download from server One-way download, no upload
Crash reports (opt-in only) Not stored locally Anonymised receipt only Bug fixing — no personal data included
Device language / timezone Read from OS, not stored Never Auto-detect currency & language

🔐 Security measures

Even though everything stays on your device, we take security seriously:

🔒
MMKV encrypted storage
All local data is stored using MMKV, a high-performance key-value store with AES-256 encryption. Your data is encrypted at rest on-device.
🔑
PIN never stored in plain text
Your PIN is hashed before storage. Even if someone accessed your device's storage, they could not recover your PIN from the stored value.
📵
No network calls for call screening
Call screening runs entirely on-device. When an unknown number calls, nothing is sent over the internet — the check is instant and private.
HTTPS-only for all network requests
The spam database download and Google Play token verification both use TLS 1.2+ HTTPS connections. No plain-text network traffic.
🗑️
Full deletion on uninstall
Uninstalling Nudge Call Manager or clearing app data permanently deletes all locally stored information. We have no copy, and cannot restore it.
🚫
No third-party analytics or ad SDKs
Nudge Call Manager does not include Firebase, Google Analytics, Facebook SDK, Adjust, Amplitude, or any other analytics or advertising library.

🚫 Community spam database

Nudge Call Manager uses a community-sourced list of known spam and telemarketer numbers. Here is exactly how it works:

In the future, we may allow users to contribute number reports back to the community database. This will be strictly opt-in, and you will be notified before any outbound report is sent.

Data retention

Because all data is stored locally on your device, you control retention entirely. There is no server-side retention period to manage.

Within the app

Call history is retained locally for as long as the app is installed. You can clear call history from within the app settings at any time.

Support emails

If you email us for support, we retain your email and message for up to 2 years to provide ongoing support, then delete it. You can request deletion sooner at any time.

Crash reports (opt-in)

Anonymised crash reports are retained for 90 days for debugging, then automatically deleted.

⚖️ Your rights & regulatory compliance

Nudge Call Manager is designed to comply with major data protection regulations by minimising data collection to near-zero. Regardless, you retain the following rights:

For EU/EEA users (GDPR), UK users (UK GDPR), California users (CCPA), and Indian users (DPDP Act 2023) — your applicable rights above apply in full. Contact us if you need to exercise any right we handle server-side (e.g., deletion of support emails).

📧 Data requests: hello@bfyai.in — we aim to respond within 72 hours.

Google Play & payments

All subscription payments are processed by Google LLC through the Google Play Store. bfyaı does not receive, store, or process any payment card information.

Google may collect device identifiers and payment information in accordance with their own Privacy Policy. We have no control over Google's data practices.

The only data we receive from Google Play is a subscription receipt token confirming whether your subscription is active. This token is stored locally on your device and used only to unlock Pro features.

Questions about your data

bfyaı — Data & Privacy
Email: hello@bfyai.in
Website: bfyaı.in
Response time: within 72 hours


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