# CoupleOS vs ButterFlyEffect Pro

The clearest difference is update cadence: ButterFlyEffect Pro at daily against CoupleOS's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CoupleOS sells 3 in-app purchases, starting at $2.99 per 7 days and ButterFlyEffect Pro sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CoupleOS ships an update every 5 days, ButterFlyEffect Pro daily. The most recent releases landed on September 19, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | CoupleOS | ButterFlyEffect Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/coupleos-widgets-for-two/id6759197861/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Daily** |
| Monetization | Freemium | — |
| Size | 252 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [tunay alver](https://appshunter.io/developer/1439801578) | [Omer Tekbiyik](https://appshunter.io/developer/1473014122) |

## What reviewers say

### CoupleOS

[App page](https://appshunter.io/ios/app/coupleos-widgets-for-two/id6759197861)

This app helps couples stay connected by sharing memories, important dates, and real-time updates like mood and location. It offers custom widgets and drawing features to foster closeness, even when apart.

**Highlights:** Shared couple widgets, Memories on a map, Anniversary calendar with countdowns, Drawing and paper notes, Live presence (location, weather, mood), Customizable app icons and palettes (Pro)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CoupleOS Pro Weekly | $2.99 | per 7 days |
| CoupleOS Pro Monthly | $7.99 | per month |
| CoupleOS Pro Yearly | $29.99 | per year |


### ButterFlyEffect Pro

[App page](https://appshunter.io/ios/app/butterflyeffect-pro/id6783325231)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Plan | $1.99 | per 7 days |
| Monthly Pro Plan | $5.99 | per month |


## Frequently asked questions

### Is CoupleOS free?

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

### Is ButterFlyEffect Pro free?

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

### Do CoupleOS or ButterFlyEffect Pro have ads?

Neither CoupleOS nor ButterFlyEffect Pro shows ads.

### Which is updated more often, CoupleOS or ButterFlyEffect Pro?

CoupleOS ships an update every 5 days, and ButterFlyEffect Pro daily. Most recently, CoupleOS was updated on September 19, 2026 and ButterFlyEffect Pro on September 18, 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.*