# splotRF vs AetherRF Lite

The clearest difference is iOS requirement: AetherRF Lite at 15.0 against splotRF's 18.0. 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.

splotRF ships an update every 10 days, AetherRF Lite every 9 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | splotRF | AetherRF Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/splotrf/id1599892560/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 9 days** |
| Monetization | Free | — |
| Size | 6 MB | 51 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [DirectRF](https://appshunter.io/developer/1572692412) | [Morten Vinding](https://appshunter.io/developer/6782186078) |

## What reviewers say

### splotRF

[App page](https://appshunter.io/ios/app/splotrf/id1599892560)

Visualize and analyze touchstone S-parameter data with interactive plots. Supports multiple file overlays, stability calculations, and various matrix conversions. Export data in vector graphics formats.

**Highlights:** Plot .snp format S-parameter data, Stability circles and µ/µ' analysis, Overlay multiple trace data, View data as a table, S/Y/Z matrix conversion, Smith Chart, Polar, and Rectangular plots, Export to PDF

**In-app purchases:** none


### AetherRF Lite

[App page](https://appshunter.io/ios/app/aetherrf-lite/id6782214375)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is splotRF free?

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

### Is AetherRF Lite free?

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

### Do splotRF or AetherRF Lite have ads?

Neither splotRF nor AetherRF Lite shows ads.

### Which is updated more often, splotRF or AetherRF Lite?

splotRF ships an update every 10 days, and AetherRF Lite every 9 days. Most recently, splotRF was updated on October 13, 2026 and AetherRF Lite on October 7, 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.*