# Second Brain Note vs Private LLMApp

The clearest difference is review sentiment: Second Brain Note at 100% against Private LLMApp's 0%. Private LLMApp's advantage is in-app purchases (none vs 1) and update cadence (every 5 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Second Brain Note sells 1 in-app purchase, starting at $4.99 per month. Private LLMApp asks for nothing beyond the download.

Second Brain Note ships an update every 2 months, Private LLMApp every 5 days. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Second Brain Note | Private LLMApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/second-brain-note/id6753705529/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Subscription | **Free** |
| Size | 12 MB | 180 MB |
| Requires iOS | 26.4 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Chandler Mosteller](https://appshunter.io/developer/1671357283) | [yuta saito](https://appshunter.io/developer/1758663772) |

## What reviewers say

### Second Brain Note

[App page](https://appshunter.io/ios/app/second-brain-note/id6753705529)

Organize your thoughts and tasks with a structured knowledge workspace. Capture ideas, visualize connections, and plan your days effectively. Streamline information collection and turn it into actionable insights for work, school, or personal life.

**Highlights:** Hierarchical idea capture with Brain Tree, Visual thinking with Mind Map, Flexible page-based writing in Notebooks, Goal tracking with Milestones and tasks, Daily planning with Calendar time boxing, Cost tracking for expenses, Personal knowledge library creation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro + | $4.99 | per month |


### Private LLMApp

[App page](https://appshunter.io/ios/app/private-llmapp/id6761196851)

Experience powerful AI conversations with complete privacy on your device. This app processes all data locally, requiring no internet connection. It offers fast, intelligent responses for various tasks, including writing assistance and coding help.

**Highlights:** On-device AI processing, Complete privacy, No internet required, Fast, intelligent responses, Writing assistance, Coding help, Brainstorming

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

**In-app purchases:** none


## Frequently asked questions

### Is Second Brain Note free?

Second Brain Note is free to download, with in-app purchases available.

### Is Private LLMApp free?

Private LLMApp is free to download, with no in-app purchases.

### Do Second Brain Note or Private LLMApp have ads?

Neither Second Brain Note nor Private LLMApp shows ads.

### Which is updated more often, Second Brain Note or Private LLMApp?

Second Brain Note ships an update every 2 months, and Private LLMApp every 5 days. Most recently, Second Brain Note was updated on September 18, 2026 and Private LLMApp on September 20, 2026.

---

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