# Renyn vs Diametree

The clearest difference is in-app purchases: Renyn at none against Diametree's 1. Renyn also leads on update cadence (fortnightly vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Diametree sells 1 in-app purchase, starting at $8.99 per month. Renyn asks for nothing beyond the download.

Renyn ships an update fortnightly, Diametree every 10 months. The most recent releases landed on October 2, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Renyn | Diametree |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 10 months |
| Size | 111 MB | 177 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H·Cero](https://appshunter.io/developer/1561027291) | [Panoimagen](https://appshunter.io/developer/1823882343) |

## What reviewers say

### Renyn

[App page](https://appshunter.io/ios/app/renyn/id1561027289)

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

**In-app purchases:** none


### Diametree

[App page](https://appshunter.io/ios/app/diametree/id6748010621)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.99 | per month |


## Frequently asked questions

### Is Renyn free?

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

### Is Diametree free?

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

### Do Renyn or Diametree have ads?

Neither Renyn nor Diametree shows ads.

### Which is updated more often, Renyn or Diametree?

Renyn ships an update fortnightly, and Diametree every 10 months. Most recently, Renyn was updated on October 2, 2026 and Diametree on September 12, 2026.

---

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