# ThrottleCard vs Quad Defects

The clearest difference is in-app purchases: Quad Defects at none against ThrottleCard's 2. Quad Defects also leads on ads (none vs shown) and update cadence (daily vs weekly). On price and device support there is nothing between them.

Both are free to download. ThrottleCard sells 2 in-app purchases, starting at $0.99 per month. Quad Defects asks for nothing beyond the download.

ThrottleCard ships an update weekly, Quad Defects daily. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ThrottleCard | Quad Defects |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (14 ratings)](https://appshunter.io/ios/app/throttlecard/id6739982126/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 117 MB | 32 MB |
| Requires iOS | 17.5 | **12.0** |
| Devices | **iPhone, iPad, Apple Watch, Vision Pro** | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ryan Gant](https://appshunter.io/developer/941497897) | [Autosys Industrial Solutions Private Limited](https://appshunter.io/developer/1703269777) |

## What reviewers say

### ThrottleCard

[App page](https://appshunter.io/ios/app/throttlecard/id6739982126)

Control your model railroad with this app featuring vintage-inspired controls and realistic animations. It supports multiple trains, game controllers, and offers advanced features like turnout and route control. A free version is available, with a premium subscription for enhanced functionality.

**Highlights:** Multi-throttle support, Vintage-inspired controls, Game controller integration, Automatic command station discovery, Turnout and route control, Apple Watch support

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThrottleCard Premium - Monthly | $0.99 | per month |
| ThrottleCard Premium - Yearly | $9.99 | per year |


### Quad Defects

[App page](https://appshunter.io/ios/app/quad-defects/id6748558117)

**In-app purchases:** none


## Frequently asked questions

### Is ThrottleCard free?

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

### Is Quad Defects free?

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

### Do ThrottleCard or Quad Defects have ads?

ThrottleCard shows ads; Quad Defects does not.

### Which is updated more often, ThrottleCard or Quad Defects?

ThrottleCard ships an update weekly, and Quad Defects daily. Most recently, ThrottleCard was updated on October 21, 2026 and Quad Defects 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.*