# On‑Device AI vs Stop & Think

The clearest difference is rating: Stop & Think at 5.0 against On‑Device AI's 4.4. Stop & Think also leads on in-app purchases (none vs 4). On‑Device AI's advantage is ratings volume (163 vs 1) and device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. On‑Device AI sells 4 in-app purchases, starting at $3.99 per month. Stop & Think asks for nothing beyond the download.

Stop & Think holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: On‑Device AI has 163 ratings behind it against 1, so its average is the more settled of the two.

On‑Device AI ships an update fortnightly, Stop & Think monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | On‑Device AI | Stop & Think |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (163 ratings)](https://appshunter.io/ios/app/ondevice-aiprivate-workspace/id6497060890/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stop-and-think/id6755711969/reviews)** |
| Number of ratings | **163** | 1 |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.8 GB | 28 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Zijie Deng](https://appshunter.io/developer/1070117038) | [Mohammed Sayf](https://appshunter.io/developer/1811229057) |

## What reviewers say

### On‑Device AI

[App page](https://appshunter.io/ios/app/ondevice-aiprivate-workspace/id6497060890)

Transform your device into a private AI assistant for meetings and complex tasks. Features include speaker diarization, live transcription, and specialized subagents for research, analysis, and writing. Control your AI via messaging apps, with options for 100% offline processing or cloud connectivity.

**Highlights:** Speaker Diarization for meeting transcripts, Real-time live transcription, Natural AI speech generation, Deploy specialized AI subagents, AI-powered web browser automation, Control AI via messaging apps, 100% offline processing option

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Member Subscription | $3.99 | per month |
| Pro Member Subscription | $34.99 | per year |
| Lifetime Pro Member | $49.99 | one-time |
| Lifetime Pro Member | $99.99 | one-time |

**What reviewers like**

- 🚀 Game-changing AI assistant
- 🔍 Powerful search functionality
- 👍 Customizable and versatile
- 🌐 Seamless multi-device experience
- 💡 Innovative character-based interactions

**What reviewers complain about**

- 🐛 Crashes on larger models
- 🔋 Heating issues on some devices
- 🔍 Slow and unreliable web search
- 💻 Buggy on macOS

**Reported bugs**

- Crashes on startup
- Model selection issues
- Inability to copy generated text

**Requested features**

- Automated multi-character conversations
- Character set saving and syncing
- Streamlined search integration
- UI optimization for icons
- Remote endpoint support for multi-agents


### Stop & Think

[App page](https://appshunter.io/ios/app/stop-and-think/id6755711969)

This app offers a personal companion for managing anxiety, providing tailored exercises and visualizations to help you find calm during moments of stress or panic. It features smart heart rate monitoring and haptic breathing guidance for a comprehensive calming experience.

**Highlights:** Three anxiety gate levels, Smart heart rate monitoring, GPU-accelerated breathing visualizations, 150+ guided prompts, Haptic breathing guidance, Real-time support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is On‑Device AI free?

On‑Device AI is free to download, with in-app purchases available.

### Is Stop & Think free?

Stop & Think is free to download, with no in-app purchases.

### Which has better reviews, On‑Device AI or Stop & Think?

Stop & Think is rated higher. On‑Device AI averages 4.4 out of 5 from 163 ratings, while Stop & Think averages 5.0 from 1 ratings.

### Do On‑Device AI or Stop & Think have ads?

Neither On‑Device AI nor Stop & Think shows ads.

### Which is updated more often, On‑Device AI or Stop & Think?

On‑Device AI ships an update fortnightly, and Stop & Think monthly. Most recently, On‑Device AI was updated on October 30, 2026 and Stop & Think on October 30, 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.*