# Butterfly vs Kept

The clearest difference is iOS requirement: Butterfly at 15.5 against Kept's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Butterfly sells 2 in-app purchases, starting at $9.99 per month and Kept sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Butterfly ships an update daily, Kept every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Butterfly | Kept |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Size | 69 MB | 24 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Weikang Wang](https://appshunter.io/developer/6802949688) | [Jung Yook Ban](https://appshunter.io/developer/6815014657) |

## What reviewers say

### Butterfly

[App page](https://appshunter.io/ios/app/butterfly-closer/id6802949686)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Butterfly: Closer Premium Monthly | $9.99 | per month |
| Butterfly AI Premium Annual | $69.99 | per year |


### Kept

[App page](https://appshunter.io/ios/app/kept-couples-app/id6815014654)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kept Premium Monthly | $19.99 | per month |
| Kept Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is Butterfly free?

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

### Is Kept free?

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

### Do Butterfly or Kept have ads?

Neither Butterfly nor Kept shows ads.

### Which is updated more often, Butterfly or Kept?

Butterfly ships an update daily, and Kept every 2 days. Most recently, Butterfly was updated on October 25, 2026 and Kept on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*