# Dodoit vs Subrain

The clearest difference is in-app purchases: Subrain at none against Dodoit's 1. Subrain also leads on update cadence (every 9 days vs every 7 months) and device support (3 vs 1). On price, review sentiment and ads there is nothing between them.

Both are free to download. Dodoit sells 1 in-app purchase, starting at $4.99 per 7 days. Subrain asks for nothing beyond the download.

Dodoit ships an update every 7 months, Subrain every 9 days. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Dodoit | Subrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dodoit-use-quick-ai-presets/id6452802145/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 22 MB | 49 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandr Smekhov](https://appshunter.io/developer/1622668727) | [Jichan Hwang](https://appshunter.io/developer/1735193590) |

## What reviewers say

### Dodoit

[App page](https://appshunter.io/ios/app/dodoit-use-quick-ai-presets/id6452802145)

Effortlessly leverage AI for daily tasks with pre-built and customizable prompts. Transform clipboard text into insights, summaries, or creative content with a single tap. Simplify writing, research, and more.

**Highlights:** AI prompt library, One-tap prompt execution, Prompt customization, Clipboard text integration, Summarize articles, Generate creative writing, Translate languages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |


### 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


## Frequently asked questions

### Is Dodoit free?

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

### Is Subrain free?

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

### Do Dodoit or Subrain have ads?

Neither Dodoit nor Subrain shows ads.

### Which is updated more often, Dodoit or Subrain?

Dodoit ships an update every 7 months, and Subrain every 9 days. Most recently, Dodoit was updated on October 18, 2026 and Subrain 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.*