# ChatLLM vs Bi Authenticator

The clearest difference is in-app purchases: Bi Authenticator at none against ChatLLM's 3. Bi Authenticator also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. ChatLLM sells 3 in-app purchases, starting at $9.99 per month. Bi Authenticator asks for nothing beyond the download.

## The numbers

| Metric | ChatLLM | Bi Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (3.9K ratings)](https://appshunter.io/ios/app/chatllm-ai-chat-bot-and-agent/id6502844681/reviews)** | — |
| Number of ratings | **3.9K** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | Subscription | — |
| Size | 125 MB | 26 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Abacus.AI](https://appshunter.io/developer/1747006654) | [Bahat Sağlık Grubu](https://appshunter.io/developer/1496360298) |

## What reviewers say

### ChatLLM

[App page](https://appshunter.io/ios/app/chatllm-ai-chat-bot-and-agent/id6502844681)

This app integrates multiple advanced AI models for text, voice, image, and video generation. It offers an autonomous AI agent for complex task automation and real-time meeting transcription with AI insights. Personalization options and deep research capabilities are also included.

**Highlights:** Autonomous AI Agent for task completion, Real-time meeting transcription and summaries, Multi-modal AI chat (text, voice, image, video), Deep web research with source citations, Code execution and debugging, Document analysis and summarization, Personalization with custom instructions and memory

**Features:** Safari Extension, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Monthly subscription | $9.99 | per month |
| Pro Tier | $19.99 | per month |

**What reviewers like**

- 💰 Cheap and powerful
- 🔥 Amazing best on the market by far
- 🔥 Abacus ai - Absolutely fabulous tool great work horse, The best value on the market
- 🔥 The best of AI capabilities into a single, seamless platform!
- 🔥 Super impressive app

**What reviewers complain about**

- 🚫 No account creation
- 📏 Can't adjust font size
- 🚫 Doesn't show routing. Doesn't transcribe audio
- 🐛 Voice chat is not transcribing. I need it. Sometimes I can reenter the thread and it will be there, and then vanish!
- 🚫 Function but ugly and missing clean ui/ux design

**Reported bugs**

- Voice chat is not transcribing
- Chats disappearing after re-entering the thread
- App freezing or becoming laggy when generating responses on mobile
- Voice chat not working
- App crashing on mobile

**Requested features**

- Add transcript to the headphone mode
- Rename a thread
- Add execution time and other metrics for each request
- Indicate which LLM served the request when using routeLLM
- Add an iPad version


### Bi Authenticator

[App page](https://appshunter.io/ios/app/bi-authenticator/id6800420839)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChatLLM free?

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

### Is Bi Authenticator free?

Bi Authenticator is free to download, with no in-app purchases.

### Do ChatLLM or Bi Authenticator have ads?

Neither ChatLLM nor Bi Authenticator shows ads.

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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.*