# Subrain vs promi$er

The clearest difference is in-app purchases: Subrain at none against promi$er's 5. Subrain also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. promi$er sells 5 one-off in-app purchases. Subrain asks for nothing beyond the download.

## The numbers

| Metric | Subrain | promi$er |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free | — |
| Size | 49 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jichan Hwang](https://appshunter.io/developer/1735193590) | [Dongha Lee](https://appshunter.io/developer/1617947285) |

## 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


### promi$er

[App page](https://appshunter.io/ios/app/promier/id6740737772)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| very low fine | $0.29 | one-time |
| low fine | $0.99 | one-time |
| medium fine | $7.99 | one-time |
| high fine | $29.99 | one-time |
| very high fine | $99.99 | one-time |


## Frequently asked questions

### Is Subrain free?

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

### Is promi$er free?

promi$er is free to download, with in-app purchases available.

### Do Subrain or promi$er have ads?

Neither Subrain nor promi$er shows ads.

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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.*