# Series Parallel Circuit Solver vs lineupCalcRF

The clearest difference is rating: lineupCalcRF at 5.0 against Series Parallel Circuit Solver's 4.5. lineupCalcRF also leads on ads (none vs shown) and update cadence (every 9 days vs every 24 months). Series Parallel Circuit Solver's advantage is ratings volume (4 vs 1) and iOS requirement (15.5 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

lineupCalcRF holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Series Parallel Circuit Solver ships an update every 24 months, lineupCalcRF every 9 days. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Series Parallel Circuit Solver | lineupCalcRF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4 ratings)](https://appshunter.io/ios/app/series-parallel-circuit-solver/id6737332345/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lineupcalcrf/id6737461042/reviews)** |
| Number of ratings | **4** | 1 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 24 months | **Every 9 days** |
| Monetization | Ad-supported | **Free** |
| Size | 35 MB | 3 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) | [DirectRF](https://appshunter.io/developer/1572692412) |

## What reviewers say

### Series Parallel Circuit Solver

[App page](https://appshunter.io/ios/app/series-parallel-circuit-solver/id6737332345)

Calculate resistors, capacitors, and inductors in series and parallel circuits. This tool simplifies complex electrical circuit analysis for professionals and students, providing instant, accurate results for various configurations.

**Highlights:** Series and parallel calculations, Resistor, capacitor, and inductor calculation, Mixed circuit solver, User-friendly interface, Instant results, Circuit analysis

**In-app purchases:** none


### lineupCalcRF

[App page](https://appshunter.io/ios/app/lineupcalcrf/id6737461042)

Design RF transmitter systems with ease. This tool links all system-level power amplifier parameters, allowing instant visualization of changes to the overall transmitter lineup. Share your designs via clipboard copy.

**Highlights:** System level power amplifier parameter linking, Instant change effect visualization, Gain, efficiency, DC power, and output power calculations, Clipboard copy for sharing, Effortless RF system design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Series Parallel Circuit Solver free?

Series Parallel Circuit Solver is free to download, with no in-app purchases.

### Is lineupCalcRF free?

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

### Which has better reviews, Series Parallel Circuit Solver or lineupCalcRF?

lineupCalcRF is rated higher. Series Parallel Circuit Solver averages 4.5 out of 5 from 4 ratings, while lineupCalcRF averages 5.0 from 1 ratings.

### Do Series Parallel Circuit Solver or lineupCalcRF have ads?

Series Parallel Circuit Solver shows ads; lineupCalcRF does not.

### Which is updated more often, Series Parallel Circuit Solver or lineupCalcRF?

Series Parallel Circuit Solver ships an update every 24 months, and lineupCalcRF every 9 days. Most recently, Series Parallel Circuit Solver was updated on October 24, 2026 and lineupCalcRF on October 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.*