# Flipbook vs Challenge Master

The clearest difference is price: Challenge Master at Free against Flipbook's $2.99. Challenge Master also leads on rating (5.0 vs 2.3) and update cadence (monthly vs every 7 months). Flipbook's advantage is in-app purchases (none vs 1) and ratings volume (10 vs 1). On ads and device support there is nothing between them.

Challenge Master is free to download; Flipbook costs $2.99 up front. Challenge Master sells 1 one-off in-app purchase. Flipbook asks for nothing beyond the download.

Challenge Master holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: Flipbook has 10 ratings behind it against 1, so its average is the more settled of the two.

Flipbook ships an update every 7 months, Challenge Master monthly. The most recent releases landed on October 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Flipbook | Challenge Master |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [2.3 (10 ratings)](https://appshunter.io/ios/app/flipbookanimate/id1322253315/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/challenge-master-2-player/id6464290445/reviews)** |
| Number of ratings | **10** | 1 |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 137 MB | 133 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arjun Gupte](https://appshunter.io/developer/620272974) | [KREW RESEARCH AND TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1705682651) |

## What reviewers say

### Flipbook

[App page](https://appshunter.io/ios/app/flipbookanimate/id1322253315)

Easily create animated flipbooks and movies with drawing and painting tools. Print your creations to assemble physical flipbooks. Includes tutorials and lesson plans for kids, parents, and teachers.

**Highlights:** Draw, paint, and animate easily, Create cartoon characters and shape animations, Printable flipbooks in PDF format, Intuitive controls and tutorials, Stylus integration (e.g., Apple Pencil), Lesson plans for parents and teachers

**In-app purchases:** none


### Challenge Master

[App page](https://appshunter.io/ios/app/challenge-master-2-player/id6464290445)

Engage in a variety of competitive mini-games designed for two players on a single device. Challenge friends, family, or an AI opponent with diverse gameplay options, playable offline.

**Highlights:** 2-player head-to-head duels, Challenge AI opponents, Offline gameplay, Diverse mini-game collection, Single-device multiplayer

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


## Frequently asked questions

### Is Flipbook free?

Flipbook costs $2.99, with no in-app purchases.

### Is Challenge Master free?

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

### Which has better reviews, Flipbook or Challenge Master?

Challenge Master is rated higher. Flipbook averages 2.3 out of 5 from 10 ratings, while Challenge Master averages 5.0 from 1 ratings.

### Do Flipbook or Challenge Master have ads?

Neither Flipbook nor Challenge Master shows ads.

### Which is updated more often, Flipbook or Challenge Master?

Flipbook ships an update every 7 months, and Challenge Master monthly. Most recently, Flipbook was updated on October 17, 2026 and Challenge Master on September 16, 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.*