# PyPlot Lab vs USG APP

The clearest difference is price: USG APP at Free against PyPlot Lab's $5.99. USG APP also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (13.4 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

USG APP is free to download; PyPlot Lab costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PyPlot Lab ships an update every 2 months, USG APP fortnightly. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | PyPlot Lab | USG APP |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 69 MB | 34 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SimTeCon GmbH](https://appshunter.io/developer/1761797043) | [USG United Scientific Group](https://appshunter.io/developer/1782302883) |

## What reviewers say

### PyPlot Lab

[App page](https://appshunter.io/ios/app/pyplot-lab/id6737414125)

**In-app purchases:** none


### USG APP

[App page](https://appshunter.io/ios/app/usg-app/id6738779185)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PyPlot Lab free?

PyPlot Lab costs $5.99, with no in-app purchases.

### Is USG APP free?

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

### Do PyPlot Lab or USG APP have ads?

Neither PyPlot Lab nor USG APP shows ads.

### Which is updated more often, PyPlot Lab or USG APP?

PyPlot Lab ships an update every 2 months, and USG APP fortnightly. Most recently, PyPlot Lab was updated on September 24, 2026 and USG APP on September 28, 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.*