Socratus vs QV.AC
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Socratus
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Socratus is a Personal knowledge management system that understands your notes, not just stores them. Ask questions, search by meaning, and see how your ideas connect, with AI that runs privately on your device. Think of it as your second brain, local-first and always under your control. FEATURES AI chat that answers from your own notes, with sources shown Private on-device AI that works offline Semantic and exact-word search with match scoring Interactive knowledge graph of related notes, exportable as an image Related notes ranked by similarity, with related-word tracing Distraction-free editor built for long-form thinking Markdown support and syntax highlighting Dictation, find and replace, adjustable font size, and one-tap save Structured tables with calculations and charts Daily scratchpad with Today's Notes Folders, a clear file tree, and recent files Import and read documents File-level encryption with QEncrypt Portable plain-text files with no lock-in Passwordless sign-in with a secure link WHO IT'S FOR Researchers, writers, students, developers, privacy-minded professionals, and anyone building a personal knowledge management system. PRICING Free for personal use. Professional and Enterprise licenses for commercial work. Turn your knowledge into a living system that grows with you. Socratus is a product of FiveRivers Technologies. Terms of Use (EULA): https://socratus.app/terms-of-service/ Privacy Policy: https://socratus.app/privacy-statement/
QV.AC
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QV.AC is your personal AI assistant - running entirely on your devices. No cloud. No accounts. No surveillance. The most powerful technology of our time, finally yours. Run powerful AI models on the device in your pocket. Add agents and skills that handle your day. Sync everything across your devices through an encrypted peer-to-peer network. No server in the middle, ever. One assistant. Infinite agents. Countless skills. Zero servers. Features - Run state-of-the-art AI models locally - no internet required - Run bigger models on small devices - your phone uses your laptop's compute power, peer-to-peer, no server involved - Hundreds of skills: Calendar, Tasks, Weather, Notes, Music and more - Real AI agents that work for you, not for someone else - On-device image vision and voice transcription - Use your own files and notes as private knowledge - Encrypted peer-to-peer sync across all your devices - Complete privacy - your data never leaves your devices Built for everyone who refuses to rent their intelligence. The infinite personal intelligence era has begun.
Screenshots
Verdict
The clearest difference is in-app purchases: QV.AC at none against Socratus's 4. QV.AC also leads on ads (none vs shown) and update cadence (weekly vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Socratus sells 4 in-app purchases, starting at $4.99 per month. QV.AC asks for nothing beyond the download.
Socratus ships an update every 3 weeks, QV.AC weekly. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | Socratus | QV.AC |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Weekly โ better |
| Ads | Yes | No โ better |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, Mac | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 148 MB | 238 MB |
| Age rating | 4+ | 4+ |
| Developer | Pepper | Tether Data |
In-app purchases
Socratus
- Pro Monthly14 Days trial$4.991 Month
- Pro Monthly$9.991 Month
- Pro Yearly14 Days trial$49.991 Year
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- Pro Yearly$99.991 Year
QV.AC
No in-app purchases









