# SatWeb vs Resistor calc

The clearest difference is price: SatWeb at Free against Resistor calc's $1.99. Resistor calc's advantage is update cadence (every 2 months vs every 11 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

SatWeb is free to download; Resistor calc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SatWeb ships an update every 11 months, Resistor calc every 2 months. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SatWeb | Resistor calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Size | 45 MB | 17 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JOSE DANIEL DIAZ POSE](https://appshunter.io/developer/1122688238) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## What reviewers say

### SatWeb

[App page](https://appshunter.io/ios/app/satweb/id1476148925)

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

**In-app purchases:** none


### Resistor calc

[App page](https://appshunter.io/ios/app/resistor-calc-electronics/id6477826973)

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

**In-app purchases:** none


## Frequently asked questions

### Is SatWeb free?

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

### Is Resistor calc free?

Resistor calc costs $1.99, with no in-app purchases.

### Do SatWeb or Resistor calc have ads?

Neither SatWeb nor Resistor calc shows ads.

### Which is updated more often, SatWeb or Resistor calc?

SatWeb ships an update every 11 months, and Resistor calc every 2 months. Most recently, SatWeb was updated on November 3, 2026 and Resistor calc on November 6, 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.*