# Waller 4K vs Diotrix

The clearest difference is iOS requirement: Waller 4K at 12.0 against Diotrix's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Waller 4K sells 2 in-app purchases, starting at $2.99 per 7 days and Diotrix sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Waller 4K | Diotrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 67 MB | 68 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 9+ |
| Developer | [Nguyen Khac Tiep](https://appshunter.io/developer/1286629572) | [Bugra ARSLAN](https://appshunter.io/developer/1788402827) |

## What reviewers say

### Waller 4K

[App page](https://appshunter.io/ios/app/waller-4k/id6503128976)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Yearly Plan | $19.99 | per year |


### Diotrix

[App page](https://appshunter.io/ios/app/diotrix/id6753813567)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diotrix Pro | $2.99 | per month |


## Frequently asked questions

### Is Waller 4K free?

Waller 4K is free to download, with in-app purchases available.

### Is Diotrix free?

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

### Do Waller 4K or Diotrix have ads?

Neither Waller 4K nor Diotrix shows ads.

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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.*