# Rainbow Challenge App vs RoboKET

The clearest difference is in-app purchases: Rainbow Challenge App at none against RoboKET's 3. Rainbow Challenge App also leads on iOS requirement (12.0 vs 15.0.0). RoboKET's advantage is update cadence (every 3 weeks vs every 32 months). On price, ads and device support there is nothing between them.

Both are free to download. RoboKET sells 3 in-app purchases, starting at $6.99 per 7 days. Rainbow Challenge App asks for nothing beyond the download.

Rainbow Challenge App ships an update every 32 months, RoboKET every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Rainbow Challenge App | RoboKET |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roboket-ket-tests-lithuania/id6479808767/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 53 MB |
| Requires iOS | **12.0** | 15.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [TOLERANTISKO JAUNIMO ASOCIACIJA](https://appshunter.io/developer/1653302851) | [Robo code MB](https://appshunter.io/developer/1374553017) |

## What reviewers say

### Rainbow Challenge App

[App page](https://appshunter.io/ios/app/rainbow-challenge-app/id6444240926)

**Features:** macOS Compatibility

**In-app purchases:** none


### RoboKET

[App page](https://appshunter.io/ios/app/roboket-ket-tests-lithuania/id6479808767)

Prepare for your driving theory exam with personalized study plans and over 1700 practice questions. Master traffic rules using flashcards and track your progress with detailed statistics. The app covers all driving categories and aligns with official exam standards.

**Highlights:** Personalized study plans, 1700+ practice questions, Flashcards for rules, Progress tracking, Covers all driving categories, Official exam alignment

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 savaitės prenumerata | $6.99 | per 7 days |
| 1 mėnesio prenumerata | $24.99 | per month |
| 3 mėnesių prenumerata | $34.99 | per 3 months |


## Frequently asked questions

### Is Rainbow Challenge App free?

Rainbow Challenge App is free to download, with no in-app purchases.

### Is RoboKET free?

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

### Do Rainbow Challenge App or RoboKET have ads?

Neither Rainbow Challenge App nor RoboKET shows ads.

### Which is updated more often, Rainbow Challenge App or RoboKET?

Rainbow Challenge App ships an update every 32 months, and RoboKET every 3 weeks. Most recently, Rainbow Challenge App was updated on November 3, 2026 and RoboKET on November 4, 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.*