# ARC Bookshelf vs Kung Fu Robot

ARC Bookshelf and Kung Fu Robot both sit at 3.6 stars, but that hides the real split: 76% of Kung Fu Robot's written reviews are positive against 34% of ARC Bookshelf's. Kung Fu Robot also leads on iOS requirement (8.0 vs 13.0). ARC Bookshelf's advantage is in-app purchases (none vs 4) and ratings volume (38 vs 12). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Kung Fu Robot sells 4 one-off in-app purchases. ARC Bookshelf asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.6 for ARC Bookshelf against 3.5 for Kung Fu Robot. Both are backed by a comparable volume of ratings — 38 and 12 respectively. Written reviews are what separate them: 34% of ARC Bookshelf's written reviews are positive against 76% of Kung Fu Robot's.

ARC Bookshelf ships an update every 2 months, Kung Fu Robot every 3 months. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ARC Bookshelf | Kung Fu Robot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (38 ratings)](https://appshunter.io/ios/app/arc-bookshelf/id537997638/reviews)** | [3.5 (12 ratings)](https://appshunter.io/ios/app/kung-fu-robot/id650029392/reviews) |
| Number of ratings | **38** | 12 |
| Positive reviews | 34.0% of reviews | **76.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 30 MB | 571 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [American Reading Company](https://appshunter.io/developer/537997641) | [Propaganda3, Inc.](https://appshunter.io/developer/322839673) |

## What reviewers say

### ARC Bookshelf

[App page](https://appshunter.io/ios/app/arc-bookshelf/id537997638)

This eReader app provides access to award-winning books designed for young learners. It supports children in Kindergarten and first grade as they develop reading confidence and independence through teacher-vetted content.

**Highlights:** Access to American Reading at Home books, Designed for Kindergarten and first-grade levels, Gradual removal of reading support, Builds reading confidence, Independent learning

**In-app purchases:** none

**What reviewers like**

- 👍 Great for early readers
- 👍 Helps with reading skills
- 👍 Engaging for children
- 👍 Realistic page turning effect
- 👍 Useful for sight words

**What reviewers complain about**

- 🐛 Login issues frequent
- 🐛 Server always down
- 🐛 Crashing after first use
- 🐛 App crashes on iPhone 5S
- 🐛 Crashing after first use

**Reported bugs**

- Cannot make an account
- Keeps asking to log in
- Page stuck in two-page model
- Books do not load
- App closes and goes home

**Requested features**

- Add more books
- Add more reading levels
- Add option to zoom
- Add themes
- Add bookmarks


### Kung Fu Robot

[App page](https://appshunter.io/ios/app/kung-fu-robot/id650029392)

An interactive comic book adventure for children featuring a robot who loves kung fu. Explore an original storyline with engaging animation, action-packed mini-games, and a fun soundtrack. A free preview includes issue #1 and mini-games, with additional issues available for purchase.

**Highlights:** Interactive comic book interface, Original storyline and animation, Action-packed mini-games, Soundboard with sound effects, Free preview of issue #1, Additional issues available for purchase

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volume 2 | $0.99 | one-time |
| Volume 3 Part 1 | $0.99 | one-time |
| Volume 3 Part 2 | $0.99 | one-time |
| Buy All | $1.99 | one-time |


## Frequently asked questions

### Is ARC Bookshelf free?

ARC Bookshelf is free to download, with no in-app purchases.

### Is Kung Fu Robot free?

Kung Fu Robot is free to download, with in-app purchases available.

### Which has better reviews, ARC Bookshelf or Kung Fu Robot?

ARC Bookshelf is rated higher. ARC Bookshelf averages 3.6 out of 5 from 38 ratings, while Kung Fu Robot averages 3.5 from 12 ratings.

### Do ARC Bookshelf or Kung Fu Robot have ads?

Neither ARC Bookshelf nor Kung Fu Robot shows ads.

### Which is updated more often, ARC Bookshelf or Kung Fu Robot?

ARC Bookshelf ships an update every 2 months, and Kung Fu Robot every 3 months. Most recently, ARC Bookshelf was updated on November 1, 2026 and Kung Fu Robot on November 6, 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.*