# Centrifugal Pump Spec vs Pump Go

The clearest difference is price: Pump Go at Free against Centrifugal Pump Spec's $5.99. Pump Go also leads on update cadence (every 2 months vs every 11 months). Centrifugal Pump Spec's advantage is in-app purchases (none vs 2) and iOS requirement (14.3 vs 17.0). On ads and device support there is nothing between them.

Pump Go is free to download; Centrifugal Pump Spec costs $5.99 up front. Pump Go sells 2 in-app purchases, starting at $14.99 per year. Centrifugal Pump Spec asks for nothing beyond the download.

Centrifugal Pump Spec ships an update every 11 months, Pump Go every 2 months. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Centrifugal Pump Spec | Pump Go |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Size | 1 MB | 23 MB |
| Requires iOS | **14.3** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Kaup Shenoy Associates](https://appshunter.io/developer/460148822) | [Irving Josue Cortes Iturriaga](https://appshunter.io/developer/1750836580) |

## What reviewers say

### Centrifugal Pump Spec

[App page](https://appshunter.io/ios/app/centrifugal-pump-spec/id482488028)

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

**In-app purchases:** none


### Pump Go

[App page](https://appshunter.io/ios/app/pump-go/id6745105179)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $14.99 | per year |
| Pump Go Forever | $59.99 | one-time |


## Frequently asked questions

### Is Centrifugal Pump Spec free?

Centrifugal Pump Spec costs $5.99, with no in-app purchases.

### Is Pump Go free?

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

### Do Centrifugal Pump Spec or Pump Go have ads?

Neither Centrifugal Pump Spec nor Pump Go shows ads.

### Which is updated more often, Centrifugal Pump Spec or Pump Go?

Centrifugal Pump Spec ships an update every 11 months, and Pump Go every 2 months. Most recently, Centrifugal Pump Spec was updated on November 1, 2026 and Pump Go on November 5, 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.*