Private AI vs MarkPDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Private AI
This AI assistant offers expert-level answers for coding, writing, and research, all processed securely on your device. Enjoy complete privacy with no accounts, tracking, or logs.
- On-device AI processing
- Complete privacy, no tracking
- Expert knowledge across domains
- Apple Intelligence integration
- No account or login required
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Powerful AI, your way, with private on-device intelligence and no accounts, no tracking, and no logs. ASK ANYTHING Get help with coding, creative writing, research, brainstorming, explanations, and everyday problem solving. Nivon delivers clear, useful answers with a fast, focused chat experience. CHOOSE HOW YOUR AI RUNS Run AI directly on your device with a curated library of local MLX models, use Apple Intelligence, or choose an optional cloud service when you need it. Device-aware recommendations help you find the right local model for your iPhone. PRIVACY BY DESIGN When you choose an on-device model, your prompts and responses are processed locally. Your conversation history is stored on your device, and no Nivon account is required. When you use Private Cloud Compute, your data is used only to fulfill your request and is then immediately deleted by Apple. KEY FEATURES • Private, on-device AI processing • Apple Intelligence integration • Private Cloud Compute and Private Cloud AI • Curated local AI models • Device-aware model recommendations • Multiple saved conversations with search and renaming • Voice dictation and read aloud responses • Streaming answers with Markdown support • Adjustable local generation settings Whether you are writing code, exploring an idea, or solving a difficult problem, Nivon puts powerful AI in your hands, with clear control over how every conversation is processed. Terms of use: https://www.apple.com/legal/internet-services/itunes/ Privacy Policy: https://www.sa-moo-rai.com/NivonAI/privacypolicy/
MarkPDF
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Turn Markdown documents into polished, shareable PDFs. MarkPDF is a focused document conversion tool for reports, technical notes, meeting minutes, handouts and other Markdown-based content. Open a file, check the formatted result, adjust the layout and export a PDF in a straightforward workflow. KEY FEATURES • Open .md and .markdown files • Switch between the Markdown source and formatted result • Render headings, emphasis, strikethrough, lists, task lists, quotes, links, images, tables, code and more • Choose from six PDF styles for different document types • Select A4, A5, Letter or Legal paper • Use portrait or landscape orientation • Choose narrow, standard or wide margins • Adjust text size and line spacing • Add a document title or custom header • Add page numbers or custom footer text • Set the starting page number • Save and share multi-page PDFs • Copy the Markdown source or save it as a file • Reopen recent documents and clear individual or all history entries • Display documents containing local images GREAT FOR • Reports and assignments written in Markdown • Technical documentation with code and tables • Meeting notes and handouts that need a consistent layout • Anyone who wants flexible PDF formatting without complex typesetting DESIGNED FOR A SIMPLE WORKFLOW Select a Markdown file, review the result and export. Layout options can be changed for each PDF, while the original Markdown remains available to copy or save separately. Conversion runs locally on your device and can be used without an internet connection. PRIVACY No account is required. Your selected documents and PDF conversion stay on your device; document content is not sent to an external server. File access is limited to items you choose.
Screenshots
Verdict
The clearest difference is price: Private AI at Free against MarkPDF's $3.99. MarkPDF's advantage is in-app purchases (none vs 4) and device support (3 vs 1). On ads and iOS requirement 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
Private AI is free to download; MarkPDF costs $3.99 up front. Private AI sells 4 in-app purchases, starting at $4.99 per 7 days. MarkPDF asks for nothing beyond the download.
| Parameter | Private AI | MarkPDF |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 3.8 (22 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 22 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone | iPhone, iPad, Mac — better |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 55 MB | 4 MB |
| Age rating | 12+ | 4+ |
| Developer | Valentin Dreyfus | Moca LLC |
In-app purchases
Private AI
- Pro: One Week3 Days trial$4.997 Days
- Pro: One Year$19.991 Year
- Unlimited: One Month$19.991 Month
- Lifetime$69.99
MarkPDF
No in-app purchases









