# Subrain vs Thought Smith

The clearest difference is iOS requirement: Subrain at 12.0 against Thought Smith's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Subrain ships an update every 9 days, Thought Smith fortnightly. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Subrain | Thought Smith |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thought-smith/id6757967256/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 49 MB | 11 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Jichan Hwang](https://appshunter.io/developer/1735193590) | [Elijah Winter](https://appshunter.io/developer/1775456865) |

## What reviewers say

### Subrain

[App page](https://appshunter.io/ios/app/subrain/id6502538432)

This app helps you remember important information and life keywords that you might otherwise forget. Designed for minimalists, it offers a simple way to capture thoughts and serve as a personal milestone.

**Highlights:** Simple note-taking, Capture life keywords, Minimalist design, Acts as a milestone, Organize notes into pages

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

**In-app purchases:** none


### Thought Smith

[App page](https://appshunter.io/ios/app/thought-smith/id6757967256)

This intelligent voice companion transcribes spoken thoughts into organized notes. It uses AI to refine and expand ideas, offering a hands-free way to capture inspiration on the go. Your thoughts are kept private and secure on your device.

**Highlights:** Fast, accurate speech recognition, AI powered thought refinement, Clean, distraction-free interface, Organized conversation history, Seamless workflow integration, Hands-free productivity

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Subrain free?

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

### Is Thought Smith free?

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

### Do Subrain or Thought Smith have ads?

Neither Subrain nor Thought Smith shows ads.

### Which is updated more often, Subrain or Thought Smith?

Subrain ships an update every 9 days, and Thought Smith fortnightly. Most recently, Subrain was updated on September 24, 2026 and Thought Smith on September 28, 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.*