# 心链AI vs TangiLM

The clearest difference is in-app purchases: 心链AI at none against TangiLM's 1. TangiLM's advantage is update cadence (every 8 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TangiLM sells 1 one-off in-app purchase. 心链AI asks for nothing beyond the download.

心链AI ships an update monthly, TangiLM every 8 days. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 心链AI | TangiLM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | — | Free |
| Size | 8 MB | 8 MB |
| Requires iOS | **17.1** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [潇 王](https://appshunter.io/developer/1800409027) | [Ningbo Tanji Technology Co., Ltd.](https://appshunter.io/developer/1780379812) |

## What reviewers say

### 心链AI

[App page](https://appshunter.io/ios/app/ai/id6747790776)

**Features:** macOS Compatibility

**In-app purchases:** none


### TangiLM

[App page](https://appshunter.io/ios/app/tangilm/id6759912874)

This app allows you to run powerful AI language models directly on your iPhone, offering private, offline chat and reasoning. You can download and manage various GGUF models, with an optional web search for up-to-date information. It's designed for fine-tuned performance and stability, ensuring a smooth user experience.

**Highlights:** Run AI models locally on iPhone, Offline-first private chat, Download and manage GGUF models, Optional web search for current info, Fine-tuned performance and stability, Session and history support, Multilingual UI and prompts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Theme Colour | $0.99 | one-time |


## Frequently asked questions

### Is 心链AI free?

心链AI is free to download, with no in-app purchases.

### Is TangiLM free?

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

### Do 心链AI or TangiLM have ads?

Neither 心链AI nor TangiLM shows ads.

### Which is updated more often, 心链AI or TangiLM?

心链AI ships an update monthly, and TangiLM every 8 days. Most recently, 心链AI was updated on October 14, 2026 and TangiLM on October 16, 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.*