# Lumo vs Qwen

> Lumo: Privacy-first AI assistant from Proton with zero-access encrypted chats and no logging
> Qwen: Alibaba's free AI assistant and open-weight model family, on web, mobile and API

- Lumo profile: https://finderatlas.com/tools/lumo
- Qwen profile: https://finderatlas.com/tools/qwen
- Comparison page: https://finderatlas.com/compare/lumo-vs-qwen
- Last reviewed: October 2026

## Verdict

Lumo and Qwen are both AI Assistants tools. Qwen scores higher in FinderAtlas's editorial review (8.7 vs 7.6 out of 10), led by value for money. Both have a free plan or trial. Only Lumo is available on iOS. Only Qwen offers an API.

### Choose Lumo if

- You want a tool built for everyday AI chat, web-assisted questions, document and image work without conversation logging or training on user data.
- Zero-access encryption on saved chats, with a stated no-logging policy.
- Open-source code and open-source models that can be inspected.

### Choose Qwen if

- You want a tool built for free general-purpose chat.
- Free web assistant with image, video and document features.
- Open-weight models in many sizes on Hugging Face and GitHub.

## Pricing

| | Lumo | Qwen |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | Lumo | Qwen |
| --- | --- | --- |
| Zero-Access Encrypted Chats | Yes | Not listed |
| Open-Source Models | Yes | Not listed |
| Web Search | Yes | Not listed |
| Image Generation and Editing | Yes | Yes |
| Projects | Yes | Not listed |
| Custom Lumos | Yes | Not listed |
| Proton Drive Integration | Yes | Not listed |
| Guest Mode | Yes | Not listed |
| Memory and Personalization | Yes | Not listed |
| Document processing | Not listed | Yes |
| Web search and tool use | Not listed | Yes |
| Voice and video chat | Not listed | Yes |
| Artifacts | Not listed | Yes |
| Multi-model chat | Not listed | Yes |
| Image and video understanding | Not listed | Yes |
| Image generation and editing | Yes | Yes |
| Open-weight models | Not listed | Yes |
| Model Studio API | Not listed | Yes |

## Platforms

| Platform | Lumo | Qwen |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | No | No |
| macOS | No | No |
| iOS | Yes | No |
| Android | Yes | Yes |
| API | No | Yes |
| Browser Extension | No | No |

## Lumo strengths

- Zero-access encryption on saved chats, with a stated no-logging policy.
- Open-source code and open-source models that can be inspected.
- Permanent free tier with guest access and no credit card.
- Web, iOS and Android apps.
- Run by Proton AG, a Swiss company, and stated to comply with GDPR.

## Lumo limitations

- Free chat history is kept for only 7 days.
- Uses open-source models rather than the proprietary frontier models of larger rivals.
- No desktop app or public API found.
- Lumo Plus limits are described only as "more" than Free, not as numbers, and the plan costs $12.99/month ($9.99/month billed annually).

## Qwen strengths

- Free web assistant with image, video and document features
- Open-weight models in many sizes on Hugging Face and GitHub
- Hosted API with Max, Flash and Omni model options
- Strong multilingual coverage, including Chinese
- Many models can be self-hosted, which keeps data on your own hardware

## Qwen limitations

- No published paid consumer tier or stated usage limits for the free assistant
- Open-weight licenses vary by model, so not every model is Apache 2.0
- Hosted chat and API are run by a China-based company, which may not suit sensitive data
- App and model names change often, which can make official apps hard to identify

## FAQ

**Is Lumo better than Qwen?**

It depends on your workflow. Lumo is built for everyday AI chat, web-assisted questions, document and image work without conversation logging or training on user data. Qwen is built for free general-purpose chat.

**What are the key feature differences between Lumo and Qwen?**

Lumo: Privacy-first AI assistant from Proton with zero-access encrypted chats and no logging. Qwen: Alibaba's free AI assistant and open-weight model family, on web, mobile and API.

**Does Lumo or Qwen have a free plan?**

Yes, both do. Lumo is freemium and Qwen is freemium, and each has a free plan or trial.

**Which is cheaper, Lumo or Qwen?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.