# Lumo AI by Proton vs Brand Encoder Admin

The clearest difference is in-app purchases: Brand Encoder Admin at none against Lumo AI by Proton's 2. Brand Encoder Admin also leads on iOS requirement (15.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lumo AI by Proton sells 2 in-app purchases, starting at $12.99 per month. Brand Encoder Admin asks for nothing beyond the download.

Lumo AI by Proton ships an update every 11 days, Brand Encoder Admin every 10 days. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Lumo AI by Proton | Brand Encoder Admin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (551 ratings)](https://appshunter.io/ios/app/lumo-ai-by-proton/id6746714949/reviews)** | — |
| Number of ratings | **551** | — |
| Positive reviews | 45.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 103 MB | 200 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Proton AG](https://appshunter.io/developer/979659484) | [Brand Encoder LLC](https://appshunter.io/developer/1820452017) |

## What reviewers say

### Lumo AI by Proton

[App page](https://appshunter.io/ios/app/lumo-ai-by-proton/id6746714949)

This AI assistant prioritizes your privacy, offering help with productivity, curiosity, and staying informed. Developed by the team behind trusted encrypted services, it ensures your data remains secure.

**Highlights:** Privacy-first AI assistant, Boost productivity, Satisfy curiosity, Stay informed, Secure data handling

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lumo Plus (1 month) | $12.99 | per month |
| Lumo Plus (12 months) | $119.99 | per year |

**What reviewers like**

- 👍 Sophisticated knowledge base
- 🚀 Rapid evolution with quality
- 💡 Potential for vision-enabled model

**What reviewers complain about**

- 🐛 Inability to answer basic questions
- 🔒 Privacy concerns with data processing
- 🐛 Inconsistent responses
- 🐛 Frequent sign-outs
- 🐛 Dark mode issues

**Reported bugs**

- Slow sign-in page
- Lack of real-time data access

**Requested features**

- Dynamic Type support for adjustable font size
- Secure access to Proton Drive files
- Ghost mode to ensure no chat history is saved
- Intuitive history clearing option
- App mode


### Brand Encoder Admin

[App page](https://appshunter.io/ios/app/brand-encoder-admin/id6747262530)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lumo AI by Proton free?

Lumo AI by Proton is free to download, with in-app purchases available.

### Is Brand Encoder Admin free?

Brand Encoder Admin is free to download, with no in-app purchases.

### Do Lumo AI by Proton or Brand Encoder Admin have ads?

Neither Lumo AI by Proton nor Brand Encoder Admin shows ads.

### Which is updated more often, Lumo AI by Proton or Brand Encoder Admin?

Lumo AI by Proton ships an update every 11 days, and Brand Encoder Admin every 10 days. Most recently, Lumo AI by Proton was updated on October 23, 2026 and Brand Encoder Admin 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.*