# Boolder vs NYC Flash

The clearest difference is update cadence: NYC Flash at weekly against Boolder's fortnightly. On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Boolder against 5.0 for NYC Flash. Both are backed by a comparable volume of ratings — 26 and 12 respectively. Written reviews are what separate them: 96% of Boolder's written reviews are positive against 100% of NYC Flash's.

Boolder ships an update fortnightly, NYC Flash weekly. The most recent releases landed on September 20, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Boolder | NYC Flash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (26 ratings)](https://appshunter.io/ios/app/boolder/id1506614493/reviews) | [5.0 (12 ratings)](https://appshunter.io/ios/app/nyc-flash/id1635189778/reviews) |
| Number of ratings | **26** | 12 |
| Positive reviews | 96.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | Free |
| Size | 38 MB | 2 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nicolas Mondollot](https://appshunter.io/developer/348618634) | [Bora Tunca](https://appshunter.io/developer/660213820) |

## What reviewers say

### Boolder

[App page](https://appshunter.io/ios/app/boolder/id1506614493)

Discover bouldering routes in Fontainebleau with this comprehensive guide. Features a GPS-enabled map with topo photos to find boulders suited to your skill level across over 80 areas. Save your ascents and favorite problems, with offline access for uninterrupted exploration.

**Highlights:** GPS-enabled map, Topo photos, Over 80 bouldering areas, Save ascents and favorites, Offline mode

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

**In-app purchases:** none


### NYC Flash

[App page](https://appshunter.io/ios/app/nyc-flash/id1635189778)

Share your bouldering projects and progress with a community of climbers. Learn from others, showcase your sends, and get inspired to improve your climbing skills.

**Highlights:** Share boulder projects, Showcase climbing sends, Learn from community, Improve climbing skills, Community-driven content

**In-app purchases:** none


## Frequently asked questions

### Is Boolder free?

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

### Is NYC Flash free?

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

### Which has better reviews, Boolder or NYC Flash?

Boolder and NYC Flash are both rated 5.0 out of 5 on the App Store, from 26 and 12 ratings respectively.

### Do Boolder or NYC Flash have ads?

Neither Boolder nor NYC Flash shows ads.

### Which is updated more often, Boolder or NYC Flash?

Boolder ships an update fortnightly, and NYC Flash weekly. Most recently, Boolder was updated on September 20, 2026 and NYC Flash on September 12, 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.*