# Zylus vs Grace Course

The clearest difference is ads: Grace Course at none against Zylus's shown. Zylus's advantage is update cadence (every 2 weeks vs every 8 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zylus ships an update every 2 weeks, Grace Course every 8 months. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Zylus | Grace Course |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 8 months |
| Size | 33 MB | 19 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ivantage Technology Services Limited](https://appshunter.io/developer/1686893112) | [Freedom In Christ Ministries](https://appshunter.io/developer/968894250) |

## What reviewers say

### Zylus

[App page](https://appshunter.io/ios/app/zylus/id6474602727)

**Features:** macOS Compatibility

**In-app purchases:** none


### Grace Course

[App page](https://appshunter.io/ios/app/grace-course/id6746069551)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zylus free?

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

### Is Grace Course free?

Grace Course is free to download, with no in-app purchases.

### Do Zylus or Grace Course have ads?

Zylus shows ads; Grace Course does not.

### Which is updated more often, Zylus or Grace Course?

Zylus ships an update every 2 weeks, and Grace Course every 8 months. Most recently, Zylus was updated on October 7, 2026 and Grace Course on October 8, 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.*