# Compound. vs Stop Impulse Buying

The clearest difference is ads: Stop Impulse Buying at none against Compound.'s shown. Stop Impulse Buying also leads on update cadence (every 3 weeks vs every 8 months). Compound.'s advantage is iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Compound. sells 1 one-off in-app purchase and Stop Impulse Buying sells 5 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Compound. ships an update every 8 months, Stop Impulse Buying every 3 weeks. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Compound. | Stop Impulse Buying |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 84 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stephen Bae](https://appshunter.io/developer/1864747562) | [Simon Matthies](https://appshunter.io/developer/1537590795) |

## What reviewers say

### Compound.

[App page](https://appshunter.io/ios/app/compound/id6757128594)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |


### Stop Impulse Buying

[App page](https://appshunter.io/ios/app/stop-impulse-buying-cutcut/id6759009858)

This app helps you curb impulse spending by introducing a mandatory waiting period before purchases. It allows you to save wishes, track potential savings, and make more mindful decisions about your money.

**Highlights:** Timed wishlists with cooling-off periods, Import wishes from web links, Calculators for cost analysis, Simulated shopping experience, Intervention for immediate impulses, Clarity score for spending habits, Home and Lock Screen widgets

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CutCut Clarity | $3.99 | per month |
| CutCut Clarity | $14.99 | per year |
| CutCut Clarity | $14.99 | per year |
| CutCut Clarity | $17.99 | per year |
| CutCut Clarity | $29.99 | one-time |


## Frequently asked questions

### Is Compound. free?

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

### Is Stop Impulse Buying free?

Stop Impulse Buying is free to download, with in-app purchases available.

### Do Compound. or Stop Impulse Buying have ads?

Compound. shows ads; Stop Impulse Buying does not.

### Which is updated more often, Compound. or Stop Impulse Buying?

Compound. ships an update every 8 months, and Stop Impulse Buying every 3 weeks. Most recently, Compound. was updated on October 28, 2026 and Stop Impulse Buying on October 31, 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.*