# PacketLoss & SpeedScan vs Circuits

The clearest difference is in-app purchases: Circuits at none against PacketLoss & SpeedScan's 3. Circuits also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. PacketLoss & SpeedScan sells 3 in-app purchases, starting at $0.99 per month. Circuits asks for nothing beyond the download.

PacketLoss & SpeedScan ships an update every 4 days, Circuits every 5 days. The most recent releases landed on October 12, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | PacketLoss & SpeedScan | Circuits |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/circuits-3-phase-analysis/id6761165090/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | — | Free |
| Size | 43 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kouei Taira](https://appshunter.io/developer/1830466820) | [Gabriel Elias Gabrie Kattan](https://appshunter.io/developer/1887530659) |

## What reviewers say

### PacketLoss & SpeedScan

[App page](https://appshunter.io/ios/app/packetloss-and-speedscan/id6749448167)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Yearly Plan | $7.99 | per year |
| Lifetime Plan | $19.99 | one-time |


### Circuits

[App page](https://appshunter.io/ios/app/circuits-3-phase-analysis/id6761165090)

An interactive tool for analyzing 3-phase AC circuits, offering quick and accurate calculations for electrical engineering students and professionals. Supports all four configurations with flexible input options and privacy-focused on-device operation.

**Highlights:** Interactive circuit diagram, Calculations for all four configurations, Source, line, and load voltage analysis, Per-phase and total power calculations, Flexible input for balanced/unbalanced loads, Rectangular or phasor value entry

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PacketLoss & SpeedScan free?

PacketLoss & SpeedScan is free to download, with in-app purchases available.

### Is Circuits free?

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

### Do PacketLoss & SpeedScan or Circuits have ads?

PacketLoss & SpeedScan shows ads; Circuits does not.

### Which is updated more often, PacketLoss & SpeedScan or Circuits?

PacketLoss & SpeedScan ships an update every 4 days, and Circuits every 5 days. Most recently, PacketLoss & SpeedScan was updated on October 12, 2026 and Circuits on October 22, 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.*