# APMS.ai vs AI Chat Assistant

The clearest difference is in-app purchases: APMS.ai at none against AI Chat Assistant's 12. AI Chat Assistant's advantage is update cadence (weekly vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI Chat Assistant sells 12 in-app purchases, starting at $7.99 per 7 days. APMS.ai asks for nothing beyond the download.

APMS.ai ships an update fortnightly, AI Chat Assistant weekly. Both last shipped on October 28, 2026.

## The numbers

| Metric | APMS.ai | AI Chat Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (459 ratings)](https://appshunter.io/ios/app/ai-chat-assistant-chatboost/id6758393788/reviews)** |
| Number of ratings | — | **459** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Freemium |
| Size | 99 MB | 152 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [APMS AI INNOVATIONS PRIVATE LIMITED](https://appshunter.io/developer/1751895750) | [One Eighty Ltd.](https://appshunter.io/developer/1872680366) |

## What reviewers say

### APMS.ai

[App page](https://appshunter.io/ios/app/apmsai/id6755044900)

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

**In-app purchases:** none


### AI Chat Assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-chatboost/id6758393788)

This app offers a versatile AI assistant powered by multiple leading models, capable of answering questions, generating images, solving math problems via camera, and assisting with writing tasks. It also features voice interaction, file analysis, and specialized AI assistants for various needs.

**Highlights:** Multiple AI models (ChatGPT, Claude, Gemini, Grok, DeepSeek), AI image generation from text or photos, Camera-based math problem solver, AI-powered web search and summarization, Voice chat mode, File upload and analysis (PDF, DOC, XLS), 50+ specialized AI assistants

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatplus Premium Access Weekly | $7.99 | per 7 days |
| Chatplus Premium Weekly | $7.99 | per 7 days |
| AI Chatbot Weekly Access- Chatplus | $8.99 | per 7 days |
| Chatplus Premium Weekly Trial | $9.99 | per 7 days |
| Chatplus Premium Monthly | $14.99 | per month |
| Chatplus Plus (1 Year Image) | $49.99 | per year |
| AI Chatbot Yearly Access- Chatplus | $69.99 | per year |
| Chatplus Premium Yearly | $69.99 | per year |
| Chatplus Premium Yearly | $89.99 | per year |
| premium | $6.99 | one-time |
| premium | $11.99 | one-time |
| Chatplus 10000 Credits | $29.99 | one-time |


## Frequently asked questions

### Is APMS.ai free?

APMS.ai is free to download, with no in-app purchases.

### Is AI Chat Assistant free?

AI Chat Assistant is free to download, with in-app purchases available.

### Do APMS.ai or AI Chat Assistant have ads?

Neither APMS.ai nor AI Chat Assistant shows ads.

### Which is updated more often, APMS.ai or AI Chat Assistant?

APMS.ai ships an update fortnightly, and AI Chat Assistant weekly. Most recently, APMS.ai was updated on October 28, 2026 and AI Chat Assistant on October 28, 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.*