# Grimper vs Not a Topo

The clearest difference is ads: Grimper at none against Not a Topo's shown. Not a Topo's advantage is update cadence (every 6 weeks vs every 9 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Grimper sells 11 in-app purchases, starting at $24.99 per year and Not a Topo sells 2 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

Grimper ships an update every 9 months, Not a Topo every 6 weeks. The most recent releases landed on September 24, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Grimper | Not a Topo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/grimper/id429673325/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Monetization | Subscription | — |
| Size | 34 MB | 98 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Niveales Medias](https://appshunter.io/developer/426095996) | [Optimized Data Science](https://appshunter.io/developer/1523049904) |

## What reviewers say

### Grimper

[App page](https://appshunter.io/ios/app/grimper/id429673325)

This digital magazine offers comprehensive coverage of the world of climbing. Explore news, gear reviews, interviews, and in-depth articles to fuel your passion for the sport. Access all published issues with a full access subscription.

**Highlights:** Climbing news and updates, Gear reviews, Interviews with climbers, Access to all published issues, Subscription management

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement Grimper | $24.99 | per year |
| Grimper 131 | $2.99 | one-time |
| Grimper 132 | $2.99 | one-time |
| Grimper 133 | $2.99 | one-time |
| grimper 134 | $2.99 | one-time |
| Grimper 139 | $2.99 | one-time |
| Grimper 142 | $2.99 | one-time |
| Grimper 143 | $4.99 | one-time |
| Grimper 202 | $4.99 | one-time |
| Grimper 203 | $4.99 | one-time |
| Grimper 158 | $4.99 | one-time |


### Not a Topo

[App page](https://appshunter.io/ios/app/not-a-topo/id1553844102)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.49 | per month |
| 7 day Not a Topo subscription | $5.99 | one-time |


## Frequently asked questions

### Is Grimper free?

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

### Is Not a Topo free?

Not a Topo is free to download, with in-app purchases available.

### Do Grimper or Not a Topo have ads?

Not a Topo shows ads; Grimper does not.

### Which is updated more often, Grimper or Not a Topo?

Grimper ships an update every 9 months, and Not a Topo every 6 weeks. Most recently, Grimper was updated on September 24, 2026 and Not a Topo on May 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*