# BOULDERSIDE vs FLASH.climblog

BOULDERSIDE and FLASH.climblog are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

BOULDERSIDE ships an update every 5 days, FLASH.climblog weekly. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | BOULDERSIDE | FLASH.climblog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/boulderside/id6759152433/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free | Free |
| Size | 49 MB | 28 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [JaeHoon Lee](https://appshunter.io/developer/1877067316) | [GWANHO BAEK](https://appshunter.io/developer/6794292750) |

## What reviewers say

### BOULDERSIDE

[App page](https://appshunter.io/ios/app/boulderside/id6759152433)

Discover natural bouldering spots with detailed approach guides, beta videos from other climbers, and a community to find partners for pad sharing and spotting. Track your progress and log your ascents to improve your skills.

**Highlights:** Detailed approach guides for natural bouldering spots, Beta videos from climbers for specific routes, Partner finder for pad sharing and spotting, Personal bouldering log and progress tracking, Information on parking, transport, and facilities

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

**In-app purchases:** none


### FLASH.climblog

[App page](https://appshunter.io/ios/app/flashclimblog/id6794292748)

Track your outdoor rock climbing ascents and discover new routes across Korea. Log your sends, view crag details, and connect with other climbers.

**Highlights:** Logbook for outdoor rock climbing, 100+ crags and 5,900+ routes, Crag and route details with sector topos, Map-based crag discovery, Log sends, projects, and climbing history, Beta videos and user-shared footage, Climbing leaderboards and rankings

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

**In-app purchases:** none


## Frequently asked questions

### Is BOULDERSIDE free?

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

### Is FLASH.climblog free?

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

### Do BOULDERSIDE or FLASH.climblog have ads?

Neither BOULDERSIDE nor FLASH.climblog shows ads.

### Which is updated more often, BOULDERSIDE or FLASH.climblog?

BOULDERSIDE ships an update every 5 days, and FLASH.climblog weekly. Most recently, BOULDERSIDE was updated on November 7, 2026 and FLASH.climblog on November 10, 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.*