# MyVoltControl vs MAP ARC by MetricWire

The clearest difference is in-app purchases: MAP ARC by MetricWire at none against MyVoltControl's 5. MAP ARC by MetricWire also leads on update cadence (every 10 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MyVoltControl sells 5 one-off in-app purchases. MAP ARC by MetricWire asks for nothing beyond the download.

MyVoltControl ships an update every 5 weeks, MAP ARC by MetricWire every 10 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MyVoltControl | MAP ARC by MetricWire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (16 ratings)](https://appshunter.io/ios/app/myvoltcontrol/id1488646304/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 189 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Craftin De Apps LLC](https://appshunter.io/developer/1488646303) | [MetricWire Inc.](https://appshunter.io/developer/815033540) |

## What reviewers say

### MyVoltControl

[App page](https://appshunter.io/ios/app/myvoltcontrol/id1488646304)

Enhance your Chevrolet Volt or Bolt experience with advanced control features. This app allows you to manage vehicle modes, monitor performance, and access diagnostic information, requiring an OBD adapter for full functionality.

**Highlights:** Vehicle information pages, Simulated Hold mode for ICE management, Engine run and off control, Reset lifetime fuel economy, EV and ICE travel distance calculation, Diagnostic trouble code access

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volt Hold Function | $0.99 | one-time |
| Volt Lifetime Function | $1.99 | one-time |
| Volt Diag Function | $1.99 | one-time |
| Volt 12v Function. | $1.99 | one-time |
| Volt Afterblow Function | $2.99 | one-time |


### MAP ARC by MetricWire

[App page](https://appshunter.io/ios/app/map-arc-by-metricwire/id6737207525)

**In-app purchases:** none


## Frequently asked questions

### Is MyVoltControl free?

MyVoltControl is free to download, with in-app purchases available.

### Is MAP ARC by MetricWire free?

MAP ARC by MetricWire is free to download, with no in-app purchases.

### Do MyVoltControl or MAP ARC by MetricWire have ads?

Neither MyVoltControl nor MAP ARC by MetricWire shows ads.

### Which is updated more often, MyVoltControl or MAP ARC by MetricWire?

MyVoltControl ships an update every 5 weeks, and MAP ARC by MetricWire every 10 days. Most recently, MyVoltControl was updated on October 11, 2026 and MAP ARC by MetricWire on October 16, 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.*