# AdventureLog vs OpenSlope

The clearest difference is in-app purchases: OpenSlope at none against AdventureLog's 1. OpenSlope also leads on update cadence (every 6 days vs every 4 weeks). AdventureLog's advantage is iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. AdventureLog sells 1 one-off in-app purchase. OpenSlope asks for nothing beyond the download.

AdventureLog ships an update every 4 weeks, OpenSlope every 6 days. The most recent releases landed on September 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | AdventureLog | OpenSlope |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 6 days** |
| Size | 56 MB | 101 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jens Hassler](https://appshunter.io/developer/1580901501) | [Pablo Gimenez](https://appshunter.io/developer/1420505656) |

## What reviewers say

### AdventureLog

[App page](https://appshunter.io/ios/app/adventurelog/id6478814596)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdventureLog PLUS 1 year | $22.99 | one-time |


### OpenSlope

[App page](https://appshunter.io/ios/app/openslope/id6758349472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AdventureLog free?

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

### Is OpenSlope free?

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

### Do AdventureLog or OpenSlope have ads?

Neither AdventureLog nor OpenSlope shows ads.

### Which is updated more often, AdventureLog or OpenSlope?

AdventureLog ships an update every 4 weeks, and OpenSlope every 6 days. Most recently, AdventureLog was updated on September 28, 2026 and OpenSlope on September 23, 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.*