PDF Locker vs DocuTalk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Locker
Secure your PDF documents with individual passwords or PINs. Share protected files and easily remove passwords when needed. Offers app-level protection using device biometrics or passcodes.
- Save PDF files
- Secure with password/PIN
- Share protected files
- Unlock/remove password
- App protection with biometrics/passcode
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Are you looking for an app to save and secure your PDF files with a password? Then PDF Locker is here for you. With this app, you can: - Save your PDF files - Secure them with individual password/PIN - Share the protected file with friends/colleagues - In case you change your mind, you can unlock/remove the password too Updates: - Rename and secure PDF by hiding the identity - Protect your app with the device's biometrics or passcode
DocuTalk
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Transform how you interact with documents through the power of artificial intelligence. DocuTalk brings your PDFs and documents to life, letting you have natural conversations about their contents using cutting-edge AI. Powered by advanced computer vision and large language models, DocuTalk understands your documents at a deeper level. Simply upload any document and start asking questions—our AI analyzes text, charts, and images to provide intelligent, contextual responses. Whether you're extracting key insights, summarizing content, or diving deep into specific details, DocuTalk acts as your personal document expert. What makes DocuTalk special? We combine multimodal AI understanding with natural conversation. No more tedious searching or reading—just ask questions in plain language and get precise answers. Our vision AI sees what you see, while our language AI understands what you mean. From busy professionals to curious learners, DocuTalk helps anyone extract value from their documents faster. Upload, ask, and understand—it's that simple. Experience the future of document interaction. Download DocuTalk and start having smarter conversations with your documents today. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: PDF Locker at none against DocuTalk's 2. PDF Locker also leads on ads (none vs shown). On price, update cadence, 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. DocuTalk sells 2 in-app purchases, starting at $4.99 per month. PDF Locker asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.
| Parameter | PDF Locker | DocuTalk |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 6 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Krishna Raj Salim | Rakshit Sahay |
In-app purchases
PDF Locker
No in-app purchases
DocuTalk
- DocuTalk Premium Plan1 Month trial$4.991 Month
- DocuTalk Enterprise Plan$9.991 Month









