# JUNG PUMPEN PumpSizer vs ZVPLAN

The clearest difference is update cadence: ZVPLAN at fortnightly against JUNG PUMPEN PumpSizer's every 8 months. JUNG PUMPEN PumpSizer's advantage is iOS requirement (7.1 vs 15). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JUNG PUMPEN PumpSizer ships an update every 8 months, ZVPLAN fortnightly. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | JUNG PUMPEN PumpSizer | ZVPLAN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/jung-pumpen-pumpsizer/id339770871/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 24 MB | 45 MB |
| Requires iOS | **7.1** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [cybob communication GmbH](https://appshunter.io/developer/335748880) | [ConSoft](https://appshunter.io/developer/397747217) |

## What reviewers say

### JUNG PUMPEN PumpSizer

[App page](https://appshunter.io/ios/app/jung-pumpen-pumpsizer/id339770871)

This app helps users select the right wastewater pump for their specific needs. It guides you through defining hydraulic data, medium, and installation location to find suitable pumps and view their performance curves.

**Highlights:** Intuitive pump selection process, Define application profiles, Specify hydraulic data, medium, and installation location, View pump characteristic curves, Selection list of drainage fixtures, Multimedia product information

**In-app purchases:** none


### ZVPLAN

[App page](https://appshunter.io/ios/app/zvplan/id1060104073)

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

**In-app purchases:** none


## Frequently asked questions

### Is JUNG PUMPEN PumpSizer free?

JUNG PUMPEN PumpSizer is free to download, with no in-app purchases.

### Is ZVPLAN free?

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

### Do JUNG PUMPEN PumpSizer or ZVPLAN have ads?

Neither JUNG PUMPEN PumpSizer nor ZVPLAN shows ads.

### Which is updated more often, JUNG PUMPEN PumpSizer or ZVPLAN?

JUNG PUMPEN PumpSizer ships an update every 8 months, and ZVPLAN fortnightly. Most recently, JUNG PUMPEN PumpSizer was updated on October 23, 2026 and ZVPLAN on October 29, 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.*