# Stack vs 瞬速！ステラルーメン/円換算

The clearest difference is price: Stack at Free against 瞬速！ステラルーメン/円換算's $5.99. Stack also leads on device support (4 vs 2). 瞬速！ステラルーメン/円換算's advantage is in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 6 weeks). On ads and iOS requirement there is nothing between them.

Stack is free to download; 瞬速！ステラルーメン/円換算 costs $5.99 up front. Stack sells 1 one-off in-app purchase. 瞬速！ステラルーメン/円換算 asks for nothing beyond the download.

Stack ships an update every 6 weeks, 瞬速！ステラルーメン/円換算 every 3 weeks. The most recent releases landed on November 3, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Stack | 瞬速！ステラルーメン/円換算 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/stack-simple-debt-manager/id1673751951/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 32 MB | 5 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leon Boettger](https://appshunter.io/developer/1537384790) | [Shun Isayama](https://appshunter.io/developer/1578976556) |

## What reviewers say

### Stack

[App page](https://appshunter.io/ios/app/stack-simple-debt-manager/id1673751951)

Easily track and manage personal finances by categorizing credit and debt across multiple devices. Create separate spaces for different financial situations, share summaries, and use the built-in calculator for complex calculations.

**Highlights:** Categorize credit and debt, Create multiple financial spaces, Share debt summaries, Integrated value calculator, Split expenses easily, App lock with Face ID/Touch ID, Apple Watch app for on-the-go management

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack+ | $0.99 | one-time |


### 瞬速！ステラルーメン/円換算

[App page](https://appshunter.io/ios/app/id6740553252)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stack free?

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

### Is 瞬速！ステラルーメン/円換算 free?

瞬速！ステラルーメン/円換算 costs $5.99, with no in-app purchases.

### Do Stack or 瞬速！ステラルーメン/円換算 have ads?

Neither Stack nor 瞬速！ステラルーメン/円換算 shows ads.

### Which is updated more often, Stack or 瞬速！ステラルーメン/円換算?

Stack ships an update every 6 weeks, and 瞬速！ステラルーメン/円換算 every 3 weeks. Most recently, Stack was updated on November 3, 2026 and 瞬速！ステラルーメン/円換算 on November 2, 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.*