docViewer vs Gemma 2B AI Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
docViewer
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"docViewer" is a “all in one” program to display any type of document, images, audio files and video files. With "docViewer" you can store an infinite number of documents in your portable device and you can visualize / share / print them whenever you want, also in offline mode. Compatible documents: - iWork documents (Pages, Numbers, Keynote) - Microsoft Office documents (Office ‘97 and newer) - Rich Text Format (RTF) documents - PDF files - Text files (TXT) documents - Comma-separated value (csv) files - Images - Audio files (normal playback or with HiFi) - Video files (normal play, with external televisions, with video projectors) - Zip files (view contents) Archive (Flash Drive feature): - Local archive of documents: you can save all the documents that you want in the internal memory of the device, take them with you and view them offline (no internet connection is required) Typical usage: - import documents (e.g. email attachments, pdf, doc, pages, etc...) - save them to the device's memory (internal storage - once imported, an internet connection is not required to work on the document) - view them - edit them (add freehand text, text written with the keyboard, drawings, highlight, underline, delete, color, review, correct, etc...) - search for words in the document - save the modified document to files - print - share or forward by email Rename documents: - Tap and hold your finger on the document file name for 1.5 seconds to rename the document Documents Sharing: - "ITunes File Sharing" - "Open In" - "Importing documents”: from email attachments, from Safari, from other installed applications, from Dropbox, iCloud Drive, AirDrop, etc... - "Exporting documents”: with other applications installed, Dropbox, iCloud Drive, AirDrop, etc... - "Publishing documents”: on Facebook and Twitter - "Sending documents”: with an email, iMessage, WhatsApp, etc… - Copy / Paste Document print: - AirPrint - Export to PDF file format (zoom with two fingers the print preview and share the generated PDF using the share button) Document visualization: - Viewing documents in full screen (Portrait, Landscape) - Zoom (pinching the screen with two fingers) - Pan (by dragging a finger across the screen) - Zoom IN/OUT automatically (double tap) - Horizontal swipe (quickly) to move from one document / song / video / photo to another one Vocal reading of documents: - Using Siri Dictionary: - Definition of terms highlighted in the document by using the multilingual dictionary Application Type: - UNIVERSAL APP (you pay only once and you can run on all your devices)
Gemma 2B AI Chat
This AI assistant offers private, offline conversations to boost productivity and creativity. It's a one-time purchase, eliminating subscription fees. Download the LLM model after installation for secure interactions.
- Offline AI conversations
- Enhances productivity
- Boosts creativity
- One-time purchase
- No subscription fees
- Secure and private
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Introducing Gemma 2B AI Chat, your exclusive private AI assistant. Designed to enhance your productivity and creativity, this is a one-time purchase application that provides access to a comprehensive suite of AI capabilities without the need for recurring subscription fees. Eliminate the burden of subscription costs! Upon initial app installation, you will be prompted to download the LLM model to facilitate secure and private conversations. A minimum of 3 GB of free storage space is necessary to install the complete LLM model.
Screenshots
Verdict
The clearest difference is update cadence: Gemma 2B AI Chat at every 2 months against docViewer's every 38 months. docViewer's advantage is price ($0.99 vs $4.99) and device support (3 vs 1). On ads and in-app purchases 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
docViewer costs $0.99 and Gemma 2B AI Chat $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
docViewer ships an update every 38 months, Gemma 2B AI Chat every 2 months. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.
| Parameter | docViewer | Gemma 2B AI Chat |
|---|---|---|
| Price | $0.99 — better | $4.99 |
| Rating | — | 1.7 (3 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 38 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 1 MB | 17 MB |
| Age rating | 4+ | 9+ |
| Developer | Gianluca Natalini | Sozzled LLC |
In-app purchases
docViewer
No in-app purchases
Gemma 2B AI Chat
No in-app purchases









