# Ampère Mobile vs VRF Supervisor

The clearest difference is update cadence: VRF Supervisor at monthly against Ampère Mobile's every 11 months. On price, ads, 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.

Ampère Mobile ships an update every 11 months, VRF Supervisor monthly. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Ampère Mobile | VRF Supervisor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ampere-mobile/id672293934/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | Free | — |
| Size | 41 MB | 48 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Electro Graphics Srl](https://appshunter.io/developer/542354467) | [Suraj Pk](https://appshunter.io/developer/1717382495) |

## What reviewers say

### Ampère Mobile

[App page](https://appshunter.io/ios/app/ampere-mobile/id672293934)

This app provides essential tools for electricians and designers to calculate and verify electrical plant dimensions. It allows for immediate on-site evaluation and control of design data, including cable sizing, voltage drop, and temperature.

**Highlights:** Project calculation for current, cable sizing, voltage drop, and temperature, Support for low and medium voltage installations, Multiple international installation standards, Open, view, and edit electrical plant design files, On-site verification and photo storage, Real-time comment editing and sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### VRF Supervisor

[App page](https://appshunter.io/ios/app/vrf-supervisor/id6743691587)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ampère Mobile free?

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

### Is VRF Supervisor free?

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

### Do Ampère Mobile or VRF Supervisor have ads?

Neither Ampère Mobile nor VRF Supervisor shows ads.

### Which is updated more often, Ampère Mobile or VRF Supervisor?

Ampère Mobile ships an update every 11 months, and VRF Supervisor monthly. Most recently, Ampère Mobile was updated on October 9, 2026 and VRF Supervisor on October 11, 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.*