# ボルログ vs ChalkMap

The clearest difference is in-app purchases: ボルログ at none against ChalkMap's 1. ChalkMap's advantage is update cadence (every 4 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ChalkMap sells 1 in-app purchase, starting at $6.99 per month. ボルログ asks for nothing beyond the download.

ボルログ ships an update every 10 days, ChalkMap every 4 days. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ボルログ | ChalkMap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Size | 34 MB | 151 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KOJIKA STUDIO](https://appshunter.io/developer/1708703661) | [ChalkMap G.K.](https://appshunter.io/developer/1896374831) |

## What reviewers say

### ボルログ

[App page](https://appshunter.io/ios/app/id6762109308)

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

**In-app purchases:** none


### ChalkMap

[App page](https://appshunter.io/ios/app/chalkmap/id6767085401)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChalkMap Premium | $6.99 | per month |


## Frequently asked questions

### Is ボルログ free?

ボルログ is free to download, with no in-app purchases.

### Is ChalkMap free?

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

### Do ボルログ or ChalkMap have ads?

Neither ボルログ nor ChalkMap shows ads.

### Which is updated more often, ボルログ or ChalkMap?

ボルログ ships an update every 10 days, and ChalkMap every 4 days. Most recently, ボルログ was updated on October 14, 2026 and ChalkMap on October 11, 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.*