Thinkspan vs PDF Editor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thinkspan
This app offers a secure, encrypted vault for all your personal information, including notes, files, and passwords. It utilizes zero-knowledge encryption, ensuring your data remains private and accessible only to you, even from the AI. Consolidate multiple apps into one seamless, intelligent organizer.
- Zero-knowledge encryption
- AI-powered assistant
- Encrypted notes and documents
- Password manager
- File vault
- Edge computing (data stays on device)
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Secure and Organize Your Life Thinkspan is the world’s only end-to-end encrypted super app. It’s so secure that no one – not even Thinkspan – can access your data. Instead of juggling dozens of insecure apps, Thinkspan brings everything together into one unified platform. It’s like having 40+ apps in one. Protected by 24+ U.S. and international patents, Thinkspan is built on a semantically structured graph database that lives on your device. This is the magic that allows your information to self-organize into a private knowledge system that reflects how your life actually works. Thinkspan fuses your information with intelligence – in complete privacy. It’s your go-to personal vault for: - Essential family documents: passports, birth certificates, health records, insurance policies, and more - Full productivity suite: notes, documents, scanner, contacts, photos, and reminders - Important life information: finance, home, auto, jewelry, artwork, and more Your information is intelligently connected to create a hyper-organized, private information graph of your life, making everything easier to find, understand, and use. Thinkspan will soon serve as the private context layer for your private, personal AI assistant. Personal information management has always been broken - disorganized, insecure, expensive, and unprepared for the era of private AI. Thinkspan solves this with an intelligent, private vault in your pocket. It’s deep tech for everyday life. Welcome to the future of information management.
PDF Editor
Edit, annotate, sign, and summarize documents on your iPhone. This app uses AI to generate quick summaries of long PDFs, saving you time. It's ideal for students and professionals who manage documents on the go.
- AI-powered PDF summarization
- Annotate and highlight documents
- Sign and comment on PDFs
- Add drawings and notes
- Reader mode for comfortable viewing
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PDF Editor — AI-powered PDF Tools Take full control of your PDFs with PDF Editor — the ultimate all-in-one app for editing, annotating, signing, and summarizing documents on your iPhone. With AI-powered summaries, you can instantly understand long PDFs without wasting time. Perfect for students, professionals, and anyone who works with documents on the go! Key Features: • Annotate & Highlight – Mark important sections and add notes for better organization. • Sign & Comment – Add digital signatures and provide feedback effortlessly. • AI Summarize – Generate quick, concise summaries of any PDF to save time. • Draw & Notes – Sketch, write notes, and make your PDFs interactive. • Reader Mode – Comfortable reading on the go. Perfect for students, professionals, and anyone who works with documents daily. Stay organized, work faster, and simplify PDF management with PDF Editor. Privacy Policy: https://xpdfeditor.com/privacy Terms of Use: https://xpdfeditor.com/terms
Screenshots
Verdict
The clearest difference is rating: PDF Editor at 5.0 against Thinkspan's 3.7. PDF Editor also leads on update cadence (every 2 days vs every 2 weeks). Thinkspan's advantage is in-app purchases (none vs 9) and ratings volume (26 vs 1). On price, ads, device support 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
Both are free to download. PDF Editor sells 9 in-app purchases, starting at $3.99 per 7 days. Thinkspan asks for nothing beyond the download.
PDF Editor holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Thinkspan has 26 ratings behind it against 1, so its average is the more settled of the two.
Thinkspan ships an update every 2 weeks, PDF Editor every 2 days. The most recent releases landed on September 4, 2026 and September 11, 2026 respectively.
| Parameter | Thinkspan | PDF Editor |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (26 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 76.5% of reviews | — |
| Number of ratings | 26 — better | 1 |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 — better | 16 |
| Further details — not scored | ||
| Size | 80 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Thinkspan LLC | NOVA APPS TEKNOLOJI LIMITED SIRKETI |
Customer experience
Thinkspan
PDF Editor
In-app purchases
Thinkspan
No in-app purchases
PDF Editor
- Weekly$3.997 Days
- Weekly + Trial3 Days trial$3.997 Days
- Weekly$9.997 Days
Show 6 moreShow fewer
- Weekly + Trial3 Days trial$9.997 Days
- Weekly + Trial7 Days trial$9.997 Days
- Monthly$15.991 Month
- Monthly + Trial3 Days trial$15.991 Month
- Annual$39.991 Year
- Annual + Trial3 Days trial$39.991 Year









