# Centrifugal Pump Spec vs A2Plus

The clearest difference is price: Centrifugal Pump Spec at $5.99 against A2Plus's $20.99. Centrifugal Pump Spec also leads on iOS requirement (14.3 vs 26.0). A2Plus's advantage is update cadence (every 3 months vs every 11 months). On ads, in-app purchases and device support there is nothing between them.

Centrifugal Pump Spec costs $5.99 and A2Plus $20.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Centrifugal Pump Spec ships an update every 11 months, A2Plus every 3 months. The most recent releases landed on May 16, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Centrifugal Pump Spec | A2Plus |
| --- | --- | --- |
| Price | **$5.99** | $20.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/a2plus/id597133880/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | — | Paid |
| Size | 1 MB | 13 MB |
| Requires iOS | **14.3** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muralidhar Shenoy](https://appshunter.io/developer/460148822) | [Web-Dream](https://appshunter.io/developer/414205929) |

## What reviewers say

### Centrifugal Pump Spec

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

**Features:** macOS Compatibility

**In-app purchases:** none


### A2Plus

[App page](https://appshunter.io/ios/app/a2plus/id597133880)

This utility app measures land area, perimeter, and distance with high accuracy. It offers multiple input methods including GPS and manual entry, and supports various units of measurement. Export your plans in KML or DXF formats for use in other software.

**Highlights:** Land area, perimeter, and distance measurement, GPS and manual point input, Multiple units of measurement, KML and DXF export formats, Archiving and editing of plans, French land registry overlay

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

**In-app purchases:** none


## Frequently asked questions

### Is Centrifugal Pump Spec free?

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

### Is A2Plus free?

A2Plus costs $20.99, with no in-app purchases.

### Do Centrifugal Pump Spec or A2Plus have ads?

Neither Centrifugal Pump Spec nor A2Plus shows ads.

### Which is updated more often, Centrifugal Pump Spec or A2Plus?

Centrifugal Pump Spec ships an update every 11 months, and A2Plus every 3 months. Most recently, Centrifugal Pump Spec was updated on May 16, 2026 and A2Plus on September 21, 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.*