# MyDocs with KSS vs Rainbow Unicorn Math

The clearest difference is rating: Rainbow Unicorn Math at 5.0 against MyDocs with KSS's 3.6. Rainbow Unicorn Math also leads on review sentiment (100% vs 58%) and update cadence (every 3 days vs every 3 weeks). MyDocs with KSS's advantage is ratings volume (20 vs 3) and device support (4 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Rainbow Unicorn Math holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: MyDocs with KSS has 20 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 58% of MyDocs with KSS's written reviews are positive against 100% of Rainbow Unicorn Math's.

MyDocs with KSS ships an update every 3 weeks, Rainbow Unicorn Math every 3 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | MyDocs with KSS | Rainbow Unicorn Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (20 ratings)](https://appshunter.io/ios/app/mydocs-with-kss/id1401994348/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/rainbow-unicorn-math/id6756394112/reviews)** |
| Number of ratings | **20** | 3 |
| Positive reviews | 58.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | Free |
| Size | 177 MB | 10 MB |
| Requires iOS | **15** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Image Access Inc.](https://appshunter.io/developer/1401994347) | [RONALD HAU-SYANG CHENG](https://appshunter.io/developer/1860443064) |

## What reviewers say

### MyDocs with KSS

[App page](https://appshunter.io/ios/app/mydocs-with-kss/id1401994348)

Enhance your learning with a system designed for improved study effectiveness and retention. This app offers multiple study methods, including speed-reading, audio playback, and interactive flashcard creation and quizzing. Track your progress with detailed real-time reports.

**Highlights:** KSS 2X study effectiveness, Speed-reading (SKIM), ReadAlong Audio with speed control, Flashcard creation and quizzing, Real-time graphical progress reporting, Eight distinct study methods

**In-app purchases:** none


### Rainbow Unicorn Math

[App page](https://appshunter.io/ios/app/rainbow-unicorn-math/id6756394112)

Embark on a colorful math adventure with a friendly unicorn. This app offers six engaging levels covering addition, subtraction, multiplication, and division, with adjustable difficulty for a personalized learning experience.

**Highlights:** Six math levels: Addition, Subtraction, Multiplication, Division, 15 difficulty options, 15 questions per game, Star-based scoring system, Colorful rainbow themes, Friendly unicorn companion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MyDocs with KSS free?

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

### Is Rainbow Unicorn Math free?

Rainbow Unicorn Math is free to download, with no in-app purchases.

### Which has better reviews, MyDocs with KSS or Rainbow Unicorn Math?

Rainbow Unicorn Math is rated higher. MyDocs with KSS averages 3.6 out of 5 from 20 ratings, while Rainbow Unicorn Math averages 5.0 from 3 ratings.

### Do MyDocs with KSS or Rainbow Unicorn Math have ads?

Neither MyDocs with KSS nor Rainbow Unicorn Math shows ads.

### Which is updated more often, MyDocs with KSS or Rainbow Unicorn Math?

MyDocs with KSS ships an update every 3 weeks, and Rainbow Unicorn Math every 3 days. Most recently, MyDocs with KSS was updated on October 24, 2026 and Rainbow Unicorn Math on October 24, 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.*