# e4 vs One Degree Co

The clearest difference is in-app purchases: One Degree Co at none against e4's 10. One Degree Co also leads on update cadence (every 3 weeks vs every 2 months). e4's advantage is iOS requirement (7.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. e4 sells 10 one-off in-app purchases. One Degree Co asks for nothing beyond the download.

e4 ships an update every 2 months, One Degree Co every 3 weeks. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | e4 | One Degree Co |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/e4/id489182759/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 59 MB | 15 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [e4](https://appshunter.io/developer/478705851) | [Emily Sudduth](https://appshunter.io/developer/1721274803) |

## What reviewers say

### e4

[App page](https://appshunter.io/ios/app/e4/id489182759)

Access in-depth biblical and theological courses taught by distinguished scholars. Explore topics from apologetics to faith and science through lectures and Q&A sessions. Offers over 120 hours of content, with some courses available for free and others at a low cost.

**Highlights:** Biblical and theological courses, Taught by distinguished scholars, Lectures and Q&A sessions, Transcribed content, Synchronized video and text, Over 120 hours of content

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Christianity: the Future | $0.99 | one-time |
| Medical Ethics | $0.99 | one-time |
| Media Culture | $2.99 | one-time |
| Martin Luther | $3.99 | one-time |
| Biblical Stewardship | $4.99 | one-time |
| Apologetics | $4.99 | one-time |
| Faith & Science | $4.99 | one-time |
| re:Formation | $4.99 | one-time |
| The Divine Conspiracy | $4.99 | one-time |
| The Provocative Church | $4.99 | one-time |


### One Degree Co

[App page](https://appshunter.io/ios/app/one-degree-co/id6575458808)

**In-app purchases:** none


## Frequently asked questions

### Is e4 free?

e4 is free to download, with in-app purchases available.

### Is One Degree Co free?

One Degree Co is free to download, with no in-app purchases.

### Do e4 or One Degree Co have ads?

Neither e4 nor One Degree Co shows ads.

### Which is updated more often, e4 or One Degree Co?

e4 ships an update every 2 months, and One Degree Co every 3 weeks. Most recently, e4 was updated on October 6, 2026 and One Degree Co on October 1, 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.*