# DP vs SoundMeter Pro 2020

The clearest difference is price: DP at Free against SoundMeter Pro 2020's $149.99. SoundMeter Pro 2020's advantage is update cadence (every 3 months vs every 17 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

DP is free to download; SoundMeter Pro 2020 costs $149.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DP ships an update every 17 months, SoundMeter Pro 2020 every 3 months. The most recent releases landed on October 18, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | DP | SoundMeter Pro 2020 |
| --- | --- | --- |
| Price | **Free** | $149.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/dp-select/id934888136/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 16 MB | 10 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [DP Pumps](https://appshunter.io/developer/934888135) | [Faber Acoustical, LLC](https://appshunter.io/developer/284781780) |

## What reviewers say

### DP

[App page](https://appshunter.io/ios/app/dp-select/id934888136)

This tool helps users configure and select DP pumps for their specific applications. It provides detailed product information, including technical specifications, hydraulic curves, and dimensions, based on your selection criteria.

**Highlights:** Intuitive product configuration, Selection via hydraulic data (Q, H), Replacement product comparison, Direct pump type selection, Technical specification sheets, Hydraulic curves, Dimensions and drawings

**Features:** Vision Pro support

**In-app purchases:** none


### SoundMeter Pro 2020

[App page](https://appshunter.io/ios/app/soundmeter-pro-2020/id1530068189)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is DP free?

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

### Is SoundMeter Pro 2020 free?

SoundMeter Pro 2020 costs $149.99, with no in-app purchases.

### Do DP or SoundMeter Pro 2020 have ads?

Neither DP nor SoundMeter Pro 2020 shows ads.

### Which is updated more often, DP or SoundMeter Pro 2020?

DP ships an update every 17 months, and SoundMeter Pro 2020 every 3 months. Most recently, DP was updated on October 18, 2026 and SoundMeter Pro 2020 on October 16, 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.*