# edX online learning vs CENTA® for Teachers

The clearest difference is ratings volume: edX online learning at 11K against CENTA® for Teachers's 17. CENTA® for Teachers's advantage is update cadence (every 8 days vs every 5 weeks). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. edX online learning sells 43 one-off in-app purchases and CENTA® for Teachers sells 13 in-app purchases, starting at $12.99 per year. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for edX online learning against 4.7 for CENTA® for Teachers. That said, the two scores are not equally well evidenced: edX online learning has 11K ratings behind it against 17, so its average is the more settled of the two. Written reviews are what separate them: 82% of edX online learning's written reviews are positive against 75% of CENTA® for Teachers's.

edX online learning ships an update every 5 weeks, CENTA® for Teachers every 8 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | edX online learning | CENTA® for Teachers |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (11K ratings)](https://appshunter.io/ios/app/edx-online-learning/id945480667/reviews)** | [4.7 (17 ratings)](https://appshunter.io/ios/app/centa-for-teachers/id6450893643/reviews) |
| Number of ratings | **11K** | 17 |
| Positive reviews | **81.9% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 56 MB | 143 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [edX LLC](https://appshunter.io/developer/1700453712) | [CENTA](https://appshunter.io/developer/1695552429) |

## What reviewers say

### edX online learning

[App page](https://appshunter.io/ios/app/edx-online-learning/id945480667)

Access thousands of online courses and degree programs from top universities and companies. Upskill in critical disciplines, strengthen your resume, and advance your career on your own schedule. Stream content, download materials, and test your knowledge with quizzes and exams.

**Highlights:** Thousands of courses and programs, World-class academic and industry partners, Career skill development, Professional certificate programs, Degree programs, Stream online courses, Download course materials

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

**In-app purchases (43)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Course | $5.00 | one-time |
| Upgrade Course | $10.00 | one-time |
| Upgrade Course | $15.00 | one-time |
| Upgrade Course | $19.00 | one-time |
| Upgrade Course | $20.00 | one-time |
| Upgrade Course | $25.00 | one-time |
| Upgrade Course | $26.00 | one-time |
| Upgrade Course | $29.00 | one-time |
| Upgrade Course | $30.00 | one-time |
| Upgrade Course | $39.00 | one-time |
| Upgrade Course | $45.00 | one-time |
| Upgrade Course | $49.00 | one-time |
| Upgrade Course | $50.00 | one-time |
| Upgrade Course | $54.00 | one-time |
| Upgrade Course | $55.00 | one-time |
| Upgrade Course | $59.00 | one-time |
| Upgrade Course | $60.00 | one-time |
| Upgrade Course | $69.00 | one-time |
| Upgrade Course | $79.00 | one-time |
| Upgrade Course | $99.00 | one-time |
| Upgrade Course | $100.00 | one-time |
| Upgrade Course | $105.99 | one-time |
| Upgrade Course | $119.00 | one-time |
| Upgrade Course | $123.99 | one-time |
| Upgrade Course | $124.99 | one-time |
| Upgrade Course | $129.00 | one-time |
| Upgrade Course | $149.00 | one-time |
| Upgrade Course | $150.00 | one-time |
| Upgrade Course | $159.00 | one-time |
| Upgrade Course | $169.00 | one-time |
| Upgrade Course | $186.99 | one-time |
| Upgrade Course | $189.00 | one-time |
| Upgrade Course | $199.00 | one-time |
| Upgrade Course | $200.00 | one-time |
| Upgrade Course | $209.00 | one-time |
| Upgrade Course | $219.00 | one-time |
| Upgrade Course | $229.00 | one-time |
| Upgrade Course | $249.00 | one-time |
| Upgrade Course | $299.00 | one-time |
| Upgrade Course | $300.00 | one-time |
| Upgrade Course | $349.00 | one-time |
| Upgrade Course | $449.00 | one-time |
| Upgrade Course | $829.00 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient learning on the go
- 💡 Wide variety of courses
- 🌟 High-quality content from renowned institutions
- 👍 Intuitive interface

**What reviewers complain about**

- 🐛 Buggy app performance
- 🔍 Lack of progress tracking
- 📱 Limited functionality compared to website
- 🔍 Difficult to navigate courses
- 🔍 Inconsistent user experience

**Reported bugs**

- Videos not playing or freezing
- Frequent app crashes or refreshes
- Login issues and loss of course progress
- Incompatibility with certain devices

**Requested features**

- Improved progress tracking and bookmarking
- Split-screen support for note-taking
- Offline mode for all course content
- Better search and filtering options
- Seamless sync between app and website


### CENTA® for Teachers

[App page](https://appshunter.io/ios/app/centa-for-teachers/id6450893643)

Enhance your teaching career with professional development, career opportunities, and a global community. Access over 1000 learning resources, get certified, and track your progress. Connect with educators worldwide.

**Highlights:** Teaching competency certification and assessment, Career opportunities and rewards, 1000+ curated learning resources, Global teacher community, Personalized learning recommendations, Progress tracking

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CENTA Plus Special Price | $12.99 | per year |
| CENTA Plus | $14.99 | per year |
| CENTA AI Tier 3 | $0.99 | one-time |
| CENTA AI Tier 2 | $1.99 | one-time |
| Subscription Product Tier 3 | $4.99 | one-time |
| CENTA AI Tier 1 | $4.99 | one-time |
| Subscription Product Tier 4 | $5.99 | one-time |
| Subscription Product Tier 5 | $7.99 | one-time |
| Subscription Product Tier 6 | $8.99 | one-time |
| CENTA AI Tier 4 | $9.99 | one-time |
| Subscription Product Tier 12 | $9.99 | one-time |
| Subscription Product Tier 14 | $12.99 | one-time |
| Learning Product Tier 14 | $12.99 | one-time |


## Frequently asked questions

### Is edX online learning free?

edX online learning is free to download, with in-app purchases available.

### Is CENTA® for Teachers free?

CENTA® for Teachers is free to download, with in-app purchases available.

### Which has better reviews, edX online learning or CENTA® for Teachers?

edX online learning is rated higher. edX online learning averages 4.8 out of 5 from 11K ratings, while CENTA® for Teachers averages 4.7 from 17 ratings.

### Do edX online learning or CENTA® for Teachers have ads?

Neither edX online learning nor CENTA® for Teachers shows ads.

### Which is updated more often, edX online learning or CENTA® for Teachers?

edX online learning ships an update every 5 weeks, and CENTA® for Teachers every 8 days. Most recently, edX online learning was updated on November 1, 2026 and CENTA® for Teachers on October 30, 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.*