# Second Brain Note vs Happycapy

The clearest difference is monetization model: Happycapy at freemium against Second Brain Note's subscription. Happycapy also leads on update cadence (every 10 days vs every 2 months) and iOS requirement (15.0 vs 26.4). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Second Brain Note sells 1 in-app purchase, starting at $4.99 per month and Happycapy sells 6 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Second Brain Note against 5.0 for Happycapy. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Second Brain Note ships an update every 2 months, Happycapy every 10 days. The most recent releases landed on September 18, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Second Brain Note | Happycapy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/second-brain-note/id6753705529/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/happycapy/id6759722520/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Subscription | **Freemium** |
| Size | 12 MB | 16 MB |
| Requires iOS | 26.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [Chandler Mosteller](https://appshunter.io/developer/1671357283) | [TRICKLE PTE. LTD.](https://appshunter.io/developer/1880351091) |

## 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 |


### Happycapy

[App page](https://appshunter.io/ios/app/happycapy/id6759722520)

This AI-powered tool acts as a native computer in your browser and on your phone, offering over 30,000 skills and 150+ APIs. It can research, write code, create content, and manage operations 24/7 in a secure cloud sandbox.

**Highlights:** AI agent native computer, 30k+ ready-to-use skills, 150+ built-in APIs, Secure personal cloud sandbox, 24/7 task execution, Agentic interaction for real tasks

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $19.99 | per month |
| Pro Yearly | $199.99 | per year |
| 750 Credits Pack | $9.99 | one-time |
| 1500 Credits Pack | $19.99 | one-time |
| 3750 Credits Pack | $49.99 | one-time |
| 7500 Credits Pack | $99.99 | one-time |


## Frequently asked questions

### Is Second Brain Note free?

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

### Is Happycapy free?

Happycapy is free to download, with in-app purchases available.

### Which has better reviews, Second Brain Note or Happycapy?

Second Brain Note and Happycapy are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Second Brain Note or Happycapy have ads?

Neither Second Brain Note nor Happycapy shows ads.

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

Second Brain Note ships an update every 2 months, and Happycapy every 10 days. Most recently, Second Brain Note was updated on September 18, 2026 and Happycapy on September 27, 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.*