# Pypley vs GPS for Driver+

The clearest difference is price: GPS for Driver+ at Free against Pypley's $2.99. Pypley's advantage is update cadence (every 3 weeks vs every 48 months) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

GPS for Driver+ is free to download; Pypley costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pypley ships an update every 3 weeks, GPS for Driver+ every 48 months. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Pypley | GPS for Driver+ |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/pypley/id1540444278/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 48 months |
| Monetization | Paid | — |
| Size | 4 MB | 26 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ali Mohammed](https://appshunter.io/developer/1540444280) | [salvador lemus](https://appshunter.io/developer/1544908392) |

## What reviewers say

### Pypley

[App page](https://appshunter.io/ios/app/pypley/id1540444278)

This app calculates flow rate, pressure drop, and pump performance for circular pipe systems. It supports custom pumps and fittings, and allows for unit conversions between Metric and US Imperial. Ideal for hydraulic and process engineers for early-stage design and quick estimations.

**Highlights:** Flow rate and pressure drop calculation, Customizable pump and fitting database, Metric/Imperial unit conversion, Pump performance curve plotting, Cavitation risk assessment (NPSH), Reynolds number and friction factor calculation

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

**In-app purchases:** none


### GPS for Driver+

[App page](https://appshunter.io/ios/app/gps-for-driver-plus/id1613169496)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pypley free?

Pypley costs $2.99, with no in-app purchases.

### Is GPS for Driver+ free?

GPS for Driver+ is free to download, with no in-app purchases.

### Do Pypley or GPS for Driver+ have ads?

Neither Pypley nor GPS for Driver+ shows ads.

### Which is updated more often, Pypley or GPS for Driver+?

Pypley ships an update every 3 weeks, and GPS for Driver+ every 48 months. Most recently, Pypley was updated on October 8, 2026 and GPS for Driver+ on October 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.*