# DP vs Cornell Pump Toolkit

The clearest difference is rating: Cornell Pump Toolkit at 5.0 against DP's 4.0. Cornell Pump Toolkit also leads on ratings volume (3 vs 1). DP's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Cornell Pump Toolkit holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

DP ships an update every 16 months, Cornell Pump Toolkit every 29 months. The most recent releases landed on July 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | DP | Cornell Pump Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/dp-select/id934888136/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cornell-pump-toolkit/id982062017/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 29 months |
| Monetization | Free | Free |
| Size | 15 MB | 22 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DP Pumps](https://appshunter.io/developer/934888135) | [Cornell Pump Company](https://appshunter.io/developer/879210510) |

## 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

**In-app purchases:** none


### Cornell Pump Toolkit

[App page](https://appshunter.io/ios/app/cornell-pump-toolkit/id982062017)

This utility app helps calculate key centrifugal pump performance metrics like head, suction, and friction loss. It also suggests suitable pumps from a catalog and allows saving and sharing results. It's designed for field use on Apple devices, functioning offline.

**Highlights:** Calculate Total Dynamic Head, Calculate Net Positive Suction Head, Calculate Friction Loss, Suggest pumps from catalog, Save and share calculations, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DP free?

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

### Is Cornell Pump Toolkit free?

Cornell Pump Toolkit is free to download, with no in-app purchases.

### Which has better reviews, DP or Cornell Pump Toolkit?

Cornell Pump Toolkit is rated higher. DP averages 4.0 out of 5 from 1 ratings, while Cornell Pump Toolkit averages 5.0 from 3 ratings.

### Do DP or Cornell Pump Toolkit have ads?

Neither DP nor Cornell Pump Toolkit shows ads.

### Which is updated more often, DP or Cornell Pump Toolkit?

DP ships an update every 16 months, and Cornell Pump Toolkit every 29 months. Most recently, DP was updated on July 9, 2026 and Cornell Pump Toolkit on September 23, 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.*