# Derby Madness vs Speed Flow

The clearest difference is rating: Derby Madness at 4.8 against Speed Flow's 4.2. Derby Madness also leads on review sentiment (85% vs 50%) and update cadence (every 6 weeks vs every 26 months). Speed Flow's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Derby Madness sells 9 one-off in-app purchases and Speed Flow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Derby Madness holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Derby Madness has 7.9K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 85% of Derby Madness's written reviews are positive against 50% of Speed Flow's.

Derby Madness ships an update every 6 weeks, Speed Flow every 26 months. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Derby Madness | Speed Flow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.9K ratings)](https://appshunter.io/ios/app/derby-madness/id1280965727/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/speed-flow/id1504099605/reviews) |
| Number of ratings | **7.9K** | 5 |
| Positive reviews | **85.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 26 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 1.4 GB | 163 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [Dimension Technics](https://appshunter.io/developer/372972949) | [MUSIKARCHITEKT AG](https://appshunter.io/developer/1276011012) |

## What reviewers say

### Derby Madness

[App page](https://appshunter.io/ios/app/derby-madness/id1280965727)

Experience intense, real-time demolition derby action with realistic car deformations and crashes. Engage in various game modes, customize and upgrade vehicles, and enjoy dynamic pile-ups and destructions on diverse tracks.

**Highlights:** Real-time simulated driving and crashes, Upgradeable and customizable vehicles, Multiple racing tracks and locations, 8 diverse racing game modes, Up to 32 cars in a single race, Replay mode

**Features:** Game Controller support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $0.99 | one-time |
| 200,000 Coins | $2.99 | one-time |
| 10 Diamonds | $2.99 | one-time |
| Ad Free | $4.99 | one-time |
| 500,000 Coins | $4.99 | one-time |
| 30 Diamonds | $4.99 | one-time |
| 1000,000 Coins | $7.99 | one-time |
| 60 Diamonds | $7.99 | one-time |
| 3000,000 Coins | $14.99 | one-time |

**What reviewers like**

- 🚀 Great game
- 🚀 Awesome physics
- 🚀 Realistic damage
- 👍 Fun gameplay
- 👍 Addictive

**What reviewers complain about**

- 🐛 Unstable after in-app purchases
- 🐛 Overheating issues
- 🐛 Unresponsive controls
- 🐛 Unfair AI behavior
- 🔋 Drains battery quickly

**Reported bugs**

- Crashing after in-app purchases
- Ads muting the game audio
- Inconsistent cornering physics
- Respawn time issues

**Requested features**

- Multiplayer mode
- More tracks and cars
- Customization options
- Demolition derby mode
- Steering wheel/controller support


### Speed Flow

[App page](https://appshunter.io/ios/app/speed-flow/id1504099605)

Navigate a surreal, dreamlike world, avoiding obstacles as you fly as far as possible. This challenging and addictive game offers an immersive experience without advertisements. Test your skills against a formidable end-boss in sector 6.

**Highlights:** Obstacle avoidance gameplay, Dreamlike visual world, Challenging and addictive mechanics, No advertisements, End-boss encounters, High score chasing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | one-time |


## Frequently asked questions

### Is Derby Madness free?

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

### Is Speed Flow free?

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

### Which has better reviews, Derby Madness or Speed Flow?

Derby Madness is rated higher. Derby Madness averages 4.8 out of 5 from 7.9K ratings, while Speed Flow averages 4.2 from 5 ratings.

### Do Derby Madness or Speed Flow have ads?

Derby Madness shows ads; Speed Flow does not.

### Which is updated more often, Derby Madness or Speed Flow?

Derby Madness ships an update every 6 weeks, and Speed Flow every 26 months. Most recently, Derby Madness was updated on October 25, 2026 and Speed Flow on October 19, 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.*