# onecrag vs Grimp

The clearest difference is in-app purchases: Grimp at none against onecrag's 34. Grimp also leads on review sentiment (100% vs 80%). onecrag's advantage is update cadence (every 6 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. onecrag sells 34 one-off in-app purchases. Grimp asks for nothing beyond the download.

onecrag ships an update every 6 days, Grimp every 3 weeks. The most recent releases landed on September 7, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | onecrag | Grimp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 89 MB | 112 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ivann, Pascal, Nikola MORICE](https://appshunter.io/developer/1741497477) | [Edgar Clerc](https://appshunter.io/developer/1776810092) |

## What reviewers say

### onecrag

[App page](https://appshunter.io/ios/app/onecrag/id6497794232)

This app helps climbers find and safely ascend their favorite climbing spots. It provides essential information for a secure and enjoyable climbing experience.

**Highlights:** Climbing safety guidance, Favorite spot identification, Secure ascent planning, Location-based climbing information

**Features:** macOS Compatibility

**In-app purchases (34)**

| Purchase | Price | Billing |
| --- | --- | --- |
| La Goulandière discount | $3.99 | one-time |
| Roche Brune discount | $3.99 | one-time |
| Le Coup de Sabre discount | $3.99 | one-time |
| Le Dé discount | $3.99 | one-time |
| Rocher de Label discount | $3.99 | one-time |
| Lesconil discount | $3.99 | one-time |
| Pen-Hir discount | $3.99 | one-time |
| Pen-Hir | $3.99 | one-time |
| Le Der discount | $3.99 | one-time |
| La Goulandière | $4.99 | one-time |
| Roche Brune | $4.99 | one-time |
| Le Coup de Sabre | $4.99 | one-time |
| Le Dé | $4.99 | one-time |
| Rocher de Label | $4.99 | one-time |
| Lescocil | $4.99 | one-time |
| Le Der | $4.99 | one-time |
| Le Mur du Temps discount | $5.99 | one-time |
| Le Mur du Temps | $6.99 | one-time |
| Comboire discount | $7.99 | one-time |
| Lans-en-Vercors discount | $7.99 | one-time |
| La Graville discount | $7.99 | one-time |
| Les Rangs de Mars discount | $7.99 | one-time |
| Saint Guénolé discount | $7.99 | one-time |
| Primel discount | $7.99 | one-time |
| Les Goudes discount | $7.99 | one-time |
| Comboire | $8.99 | one-time |
| Lans-en-Vercors | $8.99 | one-time |
| La Graville | $8.99 | one-time |
| Les Rangs de Mars | $8.99 | one-time |
| Saint Guénolé | $8.99 | one-time |
| Primel | $8.99 | one-time |
| Les Goudes | $8.99 | one-time |
| Surgy discount | $14.99 | one-time |
| Surgy | $17.99 | one-time |


### Grimp

[App page](https://appshunter.io/ios/app/grimp/id6737510541)

This app helps climbers track their progress, analyze performance, and optimize their training. It offers personalized grade predictions, tools to design and share climbing walls, and detailed logging of every climb. Users can monitor growth through various climbing statistics and access daily training routines or create their own.

**Highlights:** Personalized grade prediction, Spray Wall for designing/sharing routes, Log every climb with details, Track progress and climbing stats, Daily training and custom workouts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is onecrag free?

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

### Is Grimp free?

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

### Do onecrag or Grimp have ads?

Neither onecrag nor Grimp shows ads.

### Which is updated more often, onecrag or Grimp?

onecrag ships an update every 6 days, and Grimp every 3 weeks. Most recently, onecrag was updated on September 7, 2026 and Grimp on September 3, 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.*