QR Security vs Ace
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Security
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QR Security – Secure Messaging & Contact Sharing QR Security revolutionizes the way you communicate by combining end-to-end encryption with QR code technology. Share encrypted messages and contact details safely, without relying on cloud storage or insecure channels. With QR Security, your private conversations stay private. Perfect for: • Privacy-conscious individuals • Businesses requiring secure data exchange • Teams needing encrypted communication • Anyone who wants to share contact details securely Key Features: • End-to-End Encrypted Messaging: Military-grade Ed25519, X25519, and ChaCha20-Poly1305 encryption. • Secure Contact Sharing: Exchange encrypted contact info and verify identities via QR codes. • Advanced Key Management: Generate, store, and manage cryptographic keys securely on your device. • Message Management: Organized history with timestamps, multi-recipient support, and sender verification. • Powerful QR Scanner: Fast, reliable scanning with real-time feedback. • Modern UI: Material 3 design, smooth animations, and adaptive dark/light mode. • Privacy First: No cloud storage, no tracking, and complete offline functionality. Security Highlights: • Zero-knowledge architecture – we never access your messages. • Biometric authentication and auto-lock protection. • Local key generation and encrypted storage. • Protection against man-in-the-middle attacks. Additional Benefits: • Works fully offline • Easy backup & restore • Multi-language support with RTL compatibility Why Choose QR Security? - Complete privacy with local encryption - Military-grade security for all communications - Easy to use, no subscriptions required - Works offline – no internet needed - Regular updates and security patches
Ace
This AI-powered assistant helps you with a variety of tasks. Engage in conversations, generate images, and search the web. It offers voice input, image uploads, and saves your chat history for easy access.
- AI-powered chat
- Image generation
- Web search integration
- Voice input
- Image upload
- Conversation history
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Ace is your AI chat assistant. Ask questions, have conversations, generate images, and search the web with Bing - all in one app. Features voice input, image upload, clipboard detection, and conversation history. Fast, simple, and free.
Screenshots
Verdict
The clearest difference is update cadence: Ace at weekly against QR Security's every 2 months. Ace also leads on chart position (#204 vs unranked). QR Security's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
QR Security ships an update every 2 months, Ace weekly. The most recent releases landed on October 15, 2026 and October 31, 2026 respectively.
| Parameter | QR Security | Ace |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.6 (54 ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 54 — better |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Best chart rank | — | #204 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 47 MB | 67 MB |
| Age rating | 4+ | 17+ |
| Developer | IBARQ | BrowseAI LLC |
In-app purchases
QR Security
No in-app purchases
Ace
No in-app purchases









