# On‑Device AI vs VESSEL Smart

The clearest difference is in-app purchases: VESSEL Smart at none against On‑Device AI's 4. VESSEL Smart also leads on iOS requirement (15.6 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

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

On‑Device AI ships an update fortnightly, VESSEL Smart every 2 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | On‑Device AI | VESSEL Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (163 ratings)](https://appshunter.io/ios/app/ondevice-aiprivate-workspace/id6497060890/reviews)** | — |
| Number of ratings | **163** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 1.8 GB | 45 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Zijie Deng](https://appshunter.io/developer/1070117038) | [Guangdong VESSEL Cultural Tourism Development Co., Ltd](https://appshunter.io/developer/1816399490) |

## 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


### VESSEL Smart

[App page](https://appshunter.io/ios/app/vessel-smart/id6746355140)

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

**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 VESSEL Smart free?

VESSEL Smart is free to download, with no in-app purchases.

### Do On‑Device AI or VESSEL Smart have ads?

Neither On‑Device AI nor VESSEL Smart shows ads.

### Which is updated more often, On‑Device AI or VESSEL Smart?

On‑Device AI ships an update fortnightly, and VESSEL Smart every 2 weeks. Most recently, On‑Device AI was updated on October 27, 2026 and VESSEL Smart on October 25, 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.*