# FlatPromo vs Carousel

The clearest difference is in-app purchases: FlatPromo at none against Carousel's 2. FlatPromo also leads on iOS requirement (15.6 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Carousel sells 2 in-app purchases, starting at $2.99 per 7 days. FlatPromo asks for nothing beyond the download.

FlatPromo ships an update monthly, Carousel every 2 months. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | FlatPromo | Carousel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 65 MB | 30 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [PLOSKOSTI ZVUKA, OOO](https://appshunter.io/developer/1595612204) | [RICHA SRIVASTAVA](https://appshunter.io/developer/1828177672) |

## What reviewers say

### FlatPromo

[App page](https://appshunter.io/ios/app/flatpromo/id6446092842)

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

**In-app purchases:** none


### Carousel

[App page](https://appshunter.io/ios/app/carousel-ai-post-maker/id6757596755)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $2.99 | per 7 days |
| Yearly Premium Subscription | $19.99 | per year |


## Frequently asked questions

### Is FlatPromo free?

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

### Is Carousel free?

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

### Do FlatPromo or Carousel have ads?

Neither FlatPromo nor Carousel shows ads.

### Which is updated more often, FlatPromo or Carousel?

FlatPromo ships an update monthly, and Carousel every 2 months. Most recently, FlatPromo was updated on September 17, 2026 and Carousel on September 23, 2026.

---

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