# SkyLog vs Devil's Chariot

The clearest difference is in-app purchases: Devil's Chariot at none against SkyLog's 2. Devil's Chariot also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. SkyLog sells 2 in-app purchases, starting at $2.99 per month. Devil's Chariot asks for nothing beyond the download.

SkyLog ships an update fortnightly, Devil's Chariot every 2 days. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SkyLog | Devil's Chariot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 108 MB | 40 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SUNYOUNG PARK](https://appshunter.io/developer/6788016402) | [YOUCHEN LIU](https://appshunter.io/developer/6787314303) |

## What reviewers say

### SkyLog

[App page](https://appshunter.io/ios/app/skylog-flight-logbook/id6788016400)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SkyLog Plus Monthly | $2.99 | per month |
| SkyLog Plus Yearly | $24.99 | per year |


### Devil's Chariot

[App page](https://appshunter.io/ios/app/devils-chariot/id6804920803)

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

**In-app purchases:** none


## Frequently asked questions

### Is SkyLog free?

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

### Is Devil's Chariot free?

Devil's Chariot is free to download, with no in-app purchases.

### Do SkyLog or Devil's Chariot have ads?

SkyLog shows ads; Devil's Chariot does not.

### Which is updated more often, SkyLog or Devil's Chariot?

SkyLog ships an update fortnightly, and Devil's Chariot every 2 days. Most recently, SkyLog was updated on October 7, 2026 and Devil's Chariot on September 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.*