# Sets Challenge vs Cengage Read

The clearest difference is rating: Sets Challenge at 5.0 against Cengage Read's 4.2. Sets Challenge also leads on review sentiment (33% vs 20%) and iOS requirement (9.0 vs 18). Cengage Read's advantage is ratings volume (4K vs 2). On price, update cadence, 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.

Sets Challenge holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Cengage Read has 4K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 33% of Sets Challenge's written reviews are positive against 20% of Cengage Read's.

Sets Challenge ships an update every 4 months, Cengage Read every 2 months. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Sets Challenge | Cengage Read |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sets-challenge/id1164791679/reviews)** | [4.2 (4K ratings)](https://appshunter.io/ios/app/cengage-read/id6444260893/reviews) |
| Number of ratings | 2 | **4K** |
| Positive reviews | **33.3% of reviews** | 19.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 8 MB | 46 MB |
| Requires iOS | **9.0** | 18 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Knowledge Platform Pte Ltd](https://appshunter.io/developer/516535412) | [Cengage Learning](https://appshunter.io/developer/371168145) |

## What reviewers say

### Sets Challenge

[App page](https://appshunter.io/ios/app/sets-challenge/id1164791679)

Master fundamental set theory concepts through an engaging, multi-level game. Practice operations like intersection, union, and complement individually or with others. Ideal for students and educators, it can even be used for classroom presentations.

**Highlights:** Master set theory basics, Practice intersection, union, complement, Multi-level gameplay, Play solo or in groups, Classroom projector display option

**Features:** macOS Compatibility

**In-app purchases:** none


### Cengage Read

[App page](https://appshunter.io/ios/app/cengage-read/id6444260893)

Access and study your digital textbooks from anywhere. This app allows students to read, take notes, highlight, bookmark, and use text-to-speech for a flexible learning experience on the go.

**Highlights:** Read eTextbooks on the go, Take notes and highlight, Bookmark important sections, Text-to-speech functionality, Search keywords, Navigate via table of contents

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to read textbooks
- 🚀 Convenient for on-the-go learning
- 👍 Useful for listening to audio while commuting
- 👍 Allows highlighting and note-taking

**What reviewers complain about**

- 🐛 Buggy and glitchy
- 🔥 Poor text formatting and layout
- 👎 Difficult to navigate and use
- 🔒 Login and account issues
- 🔍 Missing key features like split-screen and assignment tracking

**Reported bugs**

- Frequent crashes and sign-outs
- Inconsistent highlighting and note-taking functionality
- Inability to view full pages and content
- Text-to-speech feature not working properly

**Requested features**

- Improve text formatting and layout
- Add split-screen support for note-taking
- Enhance accessibility features like text-to-speech
- Integrate assignment and due date tracking


## Frequently asked questions

### Is Sets Challenge free?

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

### Is Cengage Read free?

Cengage Read is free to download, with no in-app purchases.

### Which has better reviews, Sets Challenge or Cengage Read?

Sets Challenge is rated higher. Sets Challenge averages 5.0 out of 5 from 2 ratings, while Cengage Read averages 4.2 from 4K ratings.

### Do Sets Challenge or Cengage Read have ads?

Neither Sets Challenge nor Cengage Read shows ads.

### Which is updated more often, Sets Challenge or Cengage Read?

Sets Challenge ships an update every 4 months, and Cengage Read every 2 months. Most recently, Sets Challenge was updated on September 17, 2026 and Cengage Read on September 29, 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.*