# Morphist vs Second Brain

The clearest difference is rating: Morphist at 5.0 against Second Brain's 4.5. Morphist also leads on in-app purchases (none vs 2) and ratings volume (6 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Second Brain sells 2 in-app purchases, starting at $4.99 per month. Morphist asks for nothing beyond the download.

Morphist holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Morphist ships an update every 11 days, Second Brain every 9 days. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Morphist | Second Brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/morphist/id6748266664/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/second-brain-know-yourself/id6760254340/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 71 MB | 12 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Identikey Inc](https://appshunter.io/developer/1760424991) | [Liwei Xie](https://appshunter.io/developer/1106616046) |

## What reviewers say

### Morphist

[App page](https://appshunter.io/ios/app/morphist/id6748266664)

Engage in natural voice conversations with AI models locally and securely. Features push-to-talk, hands-free locking, and real-time responses. Customize AI personalities and access a searchable conversation vault.

**Highlights:** Voice-first AI conversations, Local-first data privacy, Push-to-talk and slide-to-lock, Real-time natural voice responses, Customizable AI personalities (Aspects), Searchable conversation vault, Text input option

**Features:** macOS Compatibility

**In-app purchases:** none


### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-know-yourself/id6760254340)

This AI-powered journal captures your thoughts via voice or text, automatically organizing and connecting them. It helps you recall memories, discover patterns, and reflect on your growth.

**Highlights:** AI classification, tagging, and summarization, Semantic search by meaning, Three-layer memory system, People cards for relationship tracking, Weekly AI reflections, Voice input with transcription, Data export (JSON + Markdown)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Second Brain Pro | $4.99 | per month |
| Second Brain Pro | $39.99 | per year |


## Frequently asked questions

### Is Morphist free?

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

### Is Second Brain free?

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

### Which has better reviews, Morphist or Second Brain?

Morphist is rated higher. Morphist averages 5.0 out of 5 from 6 ratings, while Second Brain averages 4.5 from 2 ratings.

### Do Morphist or Second Brain have ads?

Neither Morphist nor Second Brain shows ads.

### Which is updated more often, Morphist or Second Brain?

Morphist ships an update every 11 days, and Second Brain every 9 days. Most recently, Morphist was updated on October 16, 2026 and Second Brain on October 10, 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.*