# Ruso CFE vs Resistor Calc+

The clearest difference is review sentiment: Resistor Calc+ at 67% against Ruso CFE's 11%. Ruso CFE's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

Ruso CFE ships an update every 3 months, Resistor Calc+ every 2 months. The most recent releases landed on October 19, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Ruso CFE | Resistor Calc+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 11.1% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 29 MB | 6 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gerardo Fernandez Alonzo](https://appshunter.io/developer/1039418753) | [EONSOFT](https://appshunter.io/developer/899851112) |

## What reviewers say

### Ruso CFE

[App page](https://appshunter.io/ios/app/ruso-cfe/id1039418754)

This utility app allows CFE personnel to create and submit various reports, including damaged distribution networks, energy theft, and safety hazards. Users can attach photographic evidence, GPS locations, and comments, and track the progress of their reports until resolution.

**Highlights:** Create distribution network reports, Submit energy theft and hazard reports, Attach photos and GPS locations, Track report progress, Report on lack of pruning, Record readings

**In-app purchases:** none


### Resistor Calc+

[App page](https://appshunter.io/ios/app/resistor-calc-plus/id1441211200)

Easily determine resistance values from colored bands on resistors. Supports 3 to 6 band configurations with a visual representation of your selections. Ideal for electronics enthusiasts and hobbyists.

**Highlights:** 3, 4, 5, and 6 band resistor support, Visual band color selection, Displays resistance value and tolerance, Aids in electronics configuration

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ruso CFE free?

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

### Is Resistor Calc+ free?

Resistor Calc+ is free to download, with no in-app purchases.

### Do Ruso CFE or Resistor Calc+ have ads?

Resistor Calc+ shows ads; Ruso CFE does not.

### Which is updated more often, Ruso CFE or Resistor Calc+?

Ruso CFE ships an update every 3 months, and Resistor Calc+ every 2 months. Most recently, Ruso CFE was updated on October 19, 2026 and Resistor Calc+ on October 29, 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.*