# ChatGo vs PDF Viewer & Password Manager

The clearest difference is update cadence: ChatGo at every 6 days against PDF Viewer & Password Manager's every 4 weeks. ChatGo also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChatGo sells 15 in-app purchases, starting at $4.99 per month and PDF Viewer & Password Manager sells 3 in-app purchases, starting at $1.99 per year. Whichever you choose, the download price is not the number that matters.

ChatGo ships an update every 6 days, PDF Viewer & Password Manager every 4 weeks. The most recent releases landed on October 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ChatGo | PDF Viewer & Password Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (83 ratings)](https://appshunter.io/ios/app/chatgo-ai-chatbot-assistant/id1673188867/reviews)** | — |
| Number of ratings | **83** | — |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 weeks |
| Monetization | Freemium | — |
| Size | 62 MB | 35 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [珠华 周](https://appshunter.io/developer/1591052559) | [VASANTH NAGARAJAN](https://appshunter.io/developer/1129102024) |

## What reviewers say

### ChatGo

[App page](https://appshunter.io/ios/app/chatgo-ai-chatbot-assistant/id1673188867)

This AI-powered tool offers unlimited inspiration and assistance for learning, travel, emotional support, work tasks, and problem-solving. It acts as a teacher, guide, expert, assistant, and strategist to enhance efficiency. Users should exercise their own judgment on the AI's responses.

**Highlights:** AI chat for inspiration, Learning problem correction, Cultural exploration guide, Emotional support expert, Work assistant for writing, Problem-solving strategist

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP subscription | $4.99 | per month |
| Prime Subscription | $4.99 | per 7 days |
| Prime Subscription | $4.99 | per 7 days |
| VIP subscription | $6.99 | per 7 days |
| VIP subscription | $6.99 | per 7 days |
| Prime Subscription | $6.99 | per 7 days |
| Prime Subscription | $12.99 | per 3 months |
| VIP subscription | $19.99 | per month |
| VIP subscription | $39.99 | per year |
| VIP subscription | $49.99 | per 3 months |
| Prime Subscription | $19.99 | one-time |
| VIP subscription | $29.99 | one-time |
| Prime Subscription | $29.99 | one-time |
| VIP subscription | $89.99 | one-time |
| VIP subscription | $99.99 | one-time |


### PDF Viewer & Password Manager

[App page](https://appshunter.io/ios/app/pdf-viewer-and-password-manager/id6761649607)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly Subscription | $1.99 | per year |
| Pro 1-Month Pass | $0.99 | one-time |
| Pro Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is ChatGo free?

ChatGo is free to download, with in-app purchases available.

### Is PDF Viewer & Password Manager free?

PDF Viewer & Password Manager is free to download, with in-app purchases available.

### Do ChatGo or PDF Viewer & Password Manager have ads?

Neither ChatGo nor PDF Viewer & Password Manager shows ads.

### Which is updated more often, ChatGo or PDF Viewer & Password Manager?

ChatGo ships an update every 6 days, and PDF Viewer & Password Manager every 4 weeks. Most recently, ChatGo was updated on October 21, 2026 and PDF Viewer & Password Manager on October 5, 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.*