# docViewer vs Gemma 2B AI Chat

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.

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.

## The numbers

| Metric | docViewer | Gemma 2B AI Chat |
| --- | --- | --- |
| Price | **$0.99** | $4.99 |
| Rating | — | **[1.7 (3 ratings)](https://appshunter.io/ios/app/gemma-2b-ai-chat-offline-llm/id6503329697/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 months** |
| Monetization | — | Paid |
| Size | 1 MB | 17 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [Sozzled LLC](https://appshunter.io/developer/1715133421) |

## What reviewers say

### docViewer

[App page](https://appshunter.io/ios/app/docviewer/id929695565)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Gemma 2B AI Chat

[App page](https://appshunter.io/ios/app/gemma-2b-ai-chat-offline-llm/id6503329697)

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.

**Highlights:** Offline AI conversations, Enhances productivity, Boosts creativity, One-time purchase, No subscription fees, Secure and private

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is docViewer free?

docViewer costs $0.99, with no in-app purchases.

### Is Gemma 2B AI Chat free?

Gemma 2B AI Chat costs $4.99, with no in-app purchases.

### Do docViewer or Gemma 2B AI Chat have ads?

Neither docViewer nor Gemma 2B AI Chat shows ads.

### Which is updated more often, docViewer or Gemma 2B AI Chat?

docViewer ships an update every 38 months, and Gemma 2B AI Chat every 2 months. Most recently, docViewer was updated on October 9, 2026 and Gemma 2B AI Chat on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*