# FLOWin vs Rumble Racing Star

The clearest difference is update cadence: Rumble Racing Star at every 2 weeks against FLOWin's every 32 months. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. FLOWin sells 5 one-off in-app purchases and Rumble Racing Star sells 14 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

FLOWin ships an update every 32 months, Rumble Racing Star every 2 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FLOWin | Rumble Racing Star |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.8 (10 ratings)](https://appshunter.io/ios/app/rumble-racing-star/id6463114814/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 47.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | Every 32 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 157 MB | 1.6 GB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Jan Kot](https://appshunter.io/developer/1506831182) | [Delabs](https://appshunter.io/developer/1694127329) |

## What reviewers say

### FLOWin

[App page](https://appshunter.io/ios/app/flowin/id1539927147)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| 20k Energy | $1.99 | one-time |
| 50k Energy | $3.99 | one-time |
| 100k Energy | $6.99 | one-time |
| 200k Energy | $12.99 | one-time |


### Rumble Racing Star

[App page](https://appshunter.io/ios/app/rumble-racing-star/id6463114814)

Compete in chaotic kart races, using wacky skills and items to sabotage opponents and reach the finish line. Customize your karts with various decals and paint jobs, and collect stickers to unlock new vehicles. Climb the leagues and participate in event modes for unique rewards.

**Highlights:** Chaotic races with item-based sabotage, Kart customization with flags, plates, and decals, Unique character ultimate skills, Collect stickers to unlock new karts, League system for competitive play, Special event modes with unique rewards

**Features:** Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Update Sneakpeek! | $0.99 | one-time |
| A Little Bit of Gold | $0.99 | one-time |
| A Little Bit of RaceTicket | $0.99 | one-time |
| Chicken Baron 1st_1 | $0.99 | one-time |
| Starter Package | $0.99 | one-time |
| A Right Amount of Gold | $4.99 | one-time |
| A Right Amount of RaceTicket | $4.99 | one-time |
| Golden Pass S3_1 | $4.99 | one-time |
| Lucky Clover Package | $9.99 | one-time |
| A Sack of Gold | $9.99 | one-time |
| A Sack of RaceTicket | $9.99 | one-time |
| Diamond Ticket | $19.99 | one-time |
| Platinum Pass S3 | $19.99 | one-time |
| A Mountain of Gold | $49.99 | one-time |


## Frequently asked questions

### Is FLOWin free?

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

### Is Rumble Racing Star free?

Rumble Racing Star is free to download, with in-app purchases available.

### Which is updated more often, FLOWin or Rumble Racing Star?

FLOWin ships an update every 32 months, and Rumble Racing Star every 2 weeks. Most recently, FLOWin was updated on October 14, 2026 and Rumble Racing Star on October 8, 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.*