# Liquid Apollo vs Haptics Simulator

The clearest difference is rating: Haptics Simulator at 5.0 against Liquid Apollo's 4.5. Haptics Simulator also leads on review sentiment (100% vs 68%). Liquid Apollo's advantage is in-app purchases (none vs 1) and ratings volume (667 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Haptics Simulator sells 1 one-off in-app purchase. Liquid Apollo asks for nothing beyond the download.

Haptics Simulator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Liquid Apollo has 667 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 68% of Liquid Apollo's written reviews are positive against 100% of Haptics Simulator's.

Liquid Apollo ships an update every 10 days, Haptics Simulator every 5 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Liquid Apollo | Haptics Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (667 ratings)](https://appshunter.io/ios/app/liquid-apollo/id6448019325/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/haptics-simulator/id6741039368/reviews)** |
| Number of ratings | **667** | 1 |
| Positive reviews | 68.2% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 159 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Liquid AI, Inc.](https://appshunter.io/developer/1772686878) | [旭 冯](https://appshunter.io/developer/1788444012) |

## What reviewers say

### Liquid Apollo

[App page](https://appshunter.io/ios/app/liquid-apollo/id6448019325)

Access a wide range of AI language models, including local, open-source, and self-hosted options. This app provides a customizable client to connect with various AI services and run models privately on your device.

**Highlights:** Local AI model support, Connect to OpenRouter API, Integrate with custom backends, Private, on-device LLM execution, Access to diverse AI models, Customizable AI client

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app
- 🚀 Works well with OpenRouter
- 🚀 Excellent for running local models
- 🚀 Convenient one-time purchase
- 🚀 Clean and intuitive UI

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Glitches when editing messages
- 🐛 Inconsistent message formatting
- 🐛 Slow performance with larger conversations
- 🔒 Unable to disable app transport security

**Reported bugs**

- Unable to download Liquid Models
- Deleted locally installed models
- OpenRouter support crashes the app
- Voice list doesn't load all available voices
- Backspace lag leading to unintended text deletion

**Requested features**

- Add support for more open-source models (e.g. Gemma 3)
- Implement image generation and upload functionality
- Allow scheduling of asynchronous tasks
- Integrate with Hugging Face model repository
- Provide built-in prompt library


### Haptics Simulator

[App page](https://appshunter.io/ios/app/haptics-simulator/id6741039368)

Design and simulate custom haptic feedback patterns for iOS devices. Visualize, create, and export haptic experiences with fine-grained control over parameters and motion effects. Includes tutorials and presets for easy integration.

**Highlights:** Visual haptic preview, Real-time haptic simulation, Custom haptic pattern editor, Motion effects integration, Haptic pattern templates, Export as AHAP or Swift code, CoreHaptics tutorials

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Plan | $19.99 | one-time |


## Frequently asked questions

### Is Liquid Apollo free?

Liquid Apollo is free to download, with no in-app purchases.

### Is Haptics Simulator free?

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

### Which has better reviews, Liquid Apollo or Haptics Simulator?

Haptics Simulator is rated higher. Liquid Apollo averages 4.5 out of 5 from 667 ratings, while Haptics Simulator averages 5.0 from 1 ratings.

### Do Liquid Apollo or Haptics Simulator have ads?

Neither Liquid Apollo nor Haptics Simulator shows ads.

### Which is updated more often, Liquid Apollo or Haptics Simulator?

Liquid Apollo ships an update every 10 days, and Haptics Simulator every 5 weeks. Most recently, Liquid Apollo was updated on November 3, 2026 and Haptics Simulator on November 4, 2026.

---

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