# Switch vs Holley Terminator X

The clearest difference is rating: Holley Terminator X at 4.4 against Switch's 3.9. Holley Terminator X also leads on review sentiment (100% vs 64%) and update cadence (every 2 months vs every 12 months). Switch's advantage is ratings volume (25 vs 5) and iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Holley Terminator X holds the better App Store score, 4.4 against 3.9. That said, the two scores are not equally well evidenced: Switch has 25 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 64% of Switch's written reviews are positive against 100% of Holley Terminator X's.

Switch ships an update every 12 months, Holley Terminator X every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Switch | Holley Terminator X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (25 ratings)](https://appshunter.io/ios/app/switch-pros/id1658883630/reviews) | **[4.4 (5 ratings)](https://appshunter.io/ios/app/holley-terminator-x/id6736920316/reviews)** |
| Number of ratings | **25** | 5 |
| Positive reviews | 63.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 32 MB | 227 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Off Road Engineering LLC](https://appshunter.io/developer/1658883632) | [Holley Performance Products](https://appshunter.io/developer/1175069390) |

## What reviewers say

### Switch

[App page](https://appshunter.io/ios/app/switch-pros/id1658883630)

Control and program your Switch Panel Power Systems remotely via Bluetooth. Manage your SP8100, SP9100, and RCR-Force®12 systems directly from your connected device.

**Highlights:** Bluetooth connectivity, Program switch panel systems, Operate switch panel systems, Compatible with SP8100, SP9100, RCR-Force®12, Remote device control

**Features:** macOS Compatibility

**In-app purchases:** none


### Holley Terminator X

[App page](https://appshunter.io/ios/app/holley-terminator-x/id6736920316)

Unlock advanced vehicle tuning control with this app. Fine-tune over 250 engine parameters for maximum performance using a mobile-friendly interface. Monitor vital engine data, create custom tunes, and share tuning files effortlessly.

**Highlights:** 250+ customizable engine parameters, Real-time engine data monitoring, Intuitive setup wizard for base tunes, Create, manage, and share tuning files, Record and share datalogs, Step-by-step TPS setup

**In-app purchases:** none


## Frequently asked questions

### Is Switch free?

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

### Is Holley Terminator X free?

Holley Terminator X is free to download, with no in-app purchases.

### Which has better reviews, Switch or Holley Terminator X?

Holley Terminator X is rated higher. Switch averages 3.9 out of 5 from 25 ratings, while Holley Terminator X averages 4.4 from 5 ratings.

### Do Switch or Holley Terminator X have ads?

Neither Switch nor Holley Terminator X shows ads.

### Which is updated more often, Switch or Holley Terminator X?

Switch ships an update every 12 months, and Holley Terminator X every 2 months. Most recently, Switch was updated on October 24, 2026 and Holley Terminator X on October 24, 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.*