SendGuard
About to share that doc. Are you sure?
SendGuard scans PDFs, images and Word documents before you share them — for names, emails, phone numbers, hidden comments. Finds what you didn't mean to send. 100 % local via Apple's VisionKit, no cloud. GDPR compliance in two seconds.

Screenshots





Tech stack
- Swift
- │ SwiftUI
- │ VisionKit
- │ On-Device AI
Platforms
- iOS
- │ macOS
Tags
- Privacy
- │ GDPR
- │ Document Scanner
Privacy
PRIVACY POLICY - SENDGUARD
Information on Data Processing According to Art. 13 of the General Data Protection Regulation (GDPR)
1. CONTROLLER
Balane GmbH Balanstraße 84 81541 Munich Germany
Contact: Email: privacy@sendguard.app Managing Director: Jonas David Höttler
2. BASIC INFORMATION ABOUT SENDGUARD
What is SendGuard?
SendGuard is a privacy app for iOS and macOS that scans documents, screenshots, and files for personal data before sharing. The app works 100% locally on your device - no cloud, no server uploads.
Our Privacy Promise
"Privacy by Design" - SendGuard was built to protect your privacy, not to collect data.
3. LOCAL DATA PROCESSING
What SendGuard does NOT do:
- No cloud uploads: Your documents never leave your device
- No registration: No account, no email address required
- No telemetry: We don't see what you scan
- No tracking cookies: Neither in the app nor on the website
- No data collection: Neither usage statistics nor personal information
What SendGuard does:
- Local processing: All scans happen directly on your iPhone/iPad/Mac
- Temporary storage: Scanned data is only held in memory
- Immediate deletion: No permanent storage of scan results
- Offline operation: Works completely without internet connection
4. DETECTION TECHNOLOGIES
Used Apple Frameworks (local):
- Vision Framework: OCR text recognition
- NSDataDetector: Data type detection (email, phone, etc.)
- NLTagger: Name and entity recognition
- Core Image: Image processing
- PDFKit: PDF metadata analysis
No AI Cloud Services:
SendGuard exclusively uses Apple's On-Device Machine Learning. Your data is never transmitted to external AI services.
5. APP STORE & LICENSING
App Store Connect (Apple Inc.)
- Purpose: Download and provision of the app
- Processed data: Only Apple ID for download process
- Legal basis: Art. 6 para. 1 lit. b GDPR (contract fulfillment)
In-App Purchases (PRO Version)
- Processed data: Apple handles payment processing
- No credit card data: We receive no payment information
- Received data: Only confirmation of valid subscription (anonymized)
6. CLOUDKIT SYNCHRONIZATION (OPTIONAL)
Regex Rules Update Service
- Purpose: Update detection rules for new data types
- Technology used: Apple CloudKit
- Processed data: No personal data
- Transmitted content: Only anonymous pattern updates
- Frequency: Maximum once daily, only with available internet connection
- Legal basis: Art. 6 para. 1 lit. f GDPR (legitimate interest)
7. SHARE EXTENSION
iOS Share Extension
- Purpose: Direct scanning from other apps (Mail, Photos, etc.)
- Processing: Completely local on your device
- Temporary access: Only during active scan process
- No storage: No permanent copy of shared content
8. YOUR RIGHTS
Data subject rights under GDPR:
- Information (Art. 15): Information about processed data
- Rectification (Art. 16): Correction of incorrect data
- Erasure (Art. 17): "Right to be forgotten"
- Restriction (Art. 18): Restriction of processing
- Data portability (Art. 20): Export of your data
- Objection (Art. 21): Objection to processing
Contact for privacy requests:
Email: privacy@sendguard.app
9. IMPORTANT DISCLAIMER
Compliance Notice:
SendGuard is a helper tool for GDPR compliance. The app cannot guarantee to detect all personal data.
For legal compliance:
- Review documents manually as well
- SendGuard does not replace legal advice
- Detection accuracy depends on document quality and type
- We assume no liability for undetected data
10. SUPERVISORY AUTHORITY
Bavarian State Office for Data Protection Supervision (BayLDA) Promenade 18 91522 Ansbach Germany
Contact: Phone: +49 (0) 981 180093-0 Email: poststelle@lda.bayern.de
11. CONTACT
Privacy & Data Protection: privacy@sendguard.app General Inquiries: hello@sendguard.app Support: support@sendguard.app
Last updated: 2026 Version: 1.0 Valid for: SendGuard iOS/macOS App