# KITT Countdown timer vs Robosen Optimus Prime

The clearest difference is ratings volume: Robosen Optimus Prime at 111 against KITT Countdown timer's 7. Robosen Optimus Prime also leads on review sentiment (35% vs 25%). KITT Countdown timer's advantage is iOS requirement (8.2 vs 15.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.7 for KITT Countdown timer against 3.7 for Robosen Optimus Prime. That said, the two scores are not equally well evidenced: Robosen Optimus Prime has 111 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 25% of KITT Countdown timer's written reviews are positive against 35% of Robosen Optimus Prime's.

## The numbers

| Metric | KITT Countdown timer | Robosen Optimus Prime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (7 ratings)](https://appshunter.io/ios/app/kitt-countdown-timer/id1021601268/reviews) | [3.7 (111 ratings)](https://appshunter.io/ios/app/robosen-optimus-prime/id1547386533/reviews) |
| Number of ratings | 7 | **111** |
| Positive reviews | 25.0% of reviews | **35.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 2 MB | 319 MB |
| Requires iOS | **8.2** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Brommer](https://appshunter.io/developer/1138008227) | [Robosen Robotics (ShenZhen) Co., Ltd.](https://appshunter.io/developer/1459364206) |

## What reviewers say

### KITT Countdown timer

[App page](https://appshunter.io/ios/app/kitt-countdown-timer/id1021601268)

Relive the iconic Knight Rider experience with this countdown timer. It features original K.I.T.T. sounds and Michael Knight's watch design for an authentic 80s feel on your iPhone and Apple Watch.

**Highlights:** K.I.T.T. countdown timer, Original K.I.T.T. sounds, Michael Knight's watch design, iPhone and Apple Watch support, Eighties theme

**Features:** macOS Compatibility

**In-app purchases:** none


### Robosen Optimus Prime

[App page](https://appshunter.io/ios/app/robosen-optimus-prime/id1547386533)

Control and program an auto-converting robot. Embark on adventures, complete missions, and learn visual coding to create custom actions and stunts. Unlock new features and explore endless play possibilities.

**Highlights:** Remote control robot, Complete missions, Visual block programming, Unlock robot features, Watch action videos, Drive in vehicle mode

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

**In-app purchases:** none


## Frequently asked questions

### Is KITT Countdown timer free?

KITT Countdown timer is free to download, with no in-app purchases.

### Is Robosen Optimus Prime free?

Robosen Optimus Prime is free to download, with no in-app purchases.

### Which has better reviews, KITT Countdown timer or Robosen Optimus Prime?

KITT Countdown timer and Robosen Optimus Prime are both rated 3.7 out of 5 on the App Store, from 7 and 111 ratings respectively.

### Do KITT Countdown timer or Robosen Optimus Prime have ads?

Neither KITT Countdown timer nor Robosen Optimus Prime shows ads.

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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.*