# PipeDN vs PipeSizer

The clearest difference is in-app purchases: PipeSizer at none against PipeDN's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PipeDN sells 3 in-app purchases, starting at $7.99 per month. PipeSizer asks for nothing beyond the download.

PipeDN ships an update every 3 weeks, PipeSizer every 5 weeks. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | PipeDN | PipeSizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 40 MB | 53 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AQUILES DE LIMA](https://appshunter.io/developer/1883397199) | [Mario Cerda](https://appshunter.io/developer/6772352482) |

## What reviewers say

### PipeDN

[App page](https://appshunter.io/ios/app/pipedn/id6760237428)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PipeDN Pro | $7.99 | per month |
| PipeDN Pro | $49.99 | per year |
| PipeDN Pro | $79.99 | one-time |


### PipeSizer

[App page](https://appshunter.io/ios/app/pipesizer-diameter-selector/id6781534043)

**In-app purchases:** none


## Frequently asked questions

### Is PipeDN free?

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

### Is PipeSizer free?

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

### Do PipeDN or PipeSizer have ads?

Neither PipeDN nor PipeSizer shows ads.

### Which is updated more often, PipeDN or PipeSizer?

PipeDN ships an update every 3 weeks, and PipeSizer every 5 weeks. Most recently, PipeDN was updated on September 18, 2026 and PipeSizer on September 14, 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.*