Personal.AI vs Tarja
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Personal.AI
An on-device AI assistant that processes information locally for enhanced privacy and structured understanding. It offers web search, local document querying, and agent mode for complex reasoning, all without sending data to external servers.
- On-device AI processing
- Web search integration
- Local RAG for document querying
- Agent mode for multi-step reasoning
- Offline AI experience
- Support for quantized models
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Personal.AI is an on-device AI assistant designed for reading and exploring AI-generated knowledge in a clear, structured, and private way. • All AI runs directly on your device • Interact with powerful models without sending data to external servers • Designed for privacy, readability, and simplicity • Structured answers that make complex topics easy to understand Key Features • On-Device AI Processing All AI runs locally. Your prompts and responses stay private. • Web Search Get real-time answers from the web, even for complex questions. • Local RAG Ask questions using your documents and saved content. • Agent Mode Get smarter answers with multi-step reasoning. • Support for Quantized Models Supports GGUF models for efficient on-device performance. • Offline AI Experience Works fully offline once a model is downloaded. • Model Switching Choose smaller models for speed or larger models for deeper answers. • Structured Reading Interface Clean, layered responses designed for easy reading. • Privacy-First Design No tracking. No data collection. Your data stays with you. Privacy • AI processing happens entirely on your device • No personal data is collected • No data is sent to external servers • No analytics or tracking Our Goal • A non-profit project focused on on-device AI • Built for privacy, readability, and user-first design
Tarja
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Tarja translates your voice in real-time. Speak naturally in your language — Tarja transcribes, translates, and speaks the translation aloud. INTERPRETER MODE Solo: Translate what you're hearing — lectures, conversations, media. Hold the button, speak, and hear the translation instantly. Conversation: Face-to-face bilingual conversations. Each person speaks their language, and both hear the translation in real-time. INTENT CALLING Call your contacts with a reason attached. The recipient sees why you're calling before they answer. Calls are fully translated in real-time so each person hears the other in their own language. TRANSLATED MESSAGING Send text or voice messages that are automatically translated to the recipient's language. Play the original or the translation. KEY FEATURES Real-time speech-to-speech translation 60+ languages supported Solo and Conversation interpreter modes Intent Calling with translated call reasons Voice and text messaging with auto-translation Auto-detect spoken language Call history with full transcripts and AI summaries Add contacts via QR code, email, or invite link Do Not Disturb mode Dark and light themes PRIVACY FIRST All processing runs on private servers — your conversations are never sent to third-party cloud APIs. Audio is processed and discarded. Built by Sahouri Consulting LLC.
Screenshots
Verdict
The clearest difference is iOS requirement: Tarja at 15.1 against Personal.AI's 17.0. 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.
| Parameter | Personal.AI | Tarja |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 15 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Jagadeesh Raghu | Tim Sahouri |
In-app purchases
Personal.AI
No in-app purchases
Tarja
No in-app purchases









