# Auto Agent vs Comp 2.0

The clearest difference is rating: Auto Agent at 4.9 against Comp 2.0's 3.8. Auto Agent also leads on ratings volume (34K vs 6) and update cadence (every 3 months vs every 11 months). Comp 2.0's advantage is in-app purchases (none vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Auto Agent sells 6 one-off in-app purchases. Comp 2.0 asks for nothing beyond the download.

Auto Agent holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: Auto Agent has 34K ratings behind it against 6, so its average is the more settled of the two.

Auto Agent ships an update every 3 months, Comp 2.0 every 11 months. The most recent releases landed on September 26, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Auto Agent | Comp 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (34K ratings)](https://appshunter.io/ios/app/auto-agent/id1110395367/reviews)** | [3.8 (6 ratings)](https://appshunter.io/ios/app/comp-20/id6450721506/reviews) |
| Number of ratings | **34K** | 6 |
| Positive reviews | 74.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 11 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 52 MB | 139 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EZ LYNK](https://appshunter.io/developer/1110395366) | [Holley Performance Products](https://appshunter.io/developer/1175069390) |

## What reviewers say

### Auto Agent

[App page](https://appshunter.io/ios/app/auto-agent/id1110395367)

Monitor, diagnose, and update your vehicle's software remotely. This powerful tool allows you to view live data, read and clear diagnostic codes, and record data for your technician. Connect directly with your mechanic for remote assistance and software updates, saving you trips to the repair shop.

**Highlights:** Display live vehicle data, Read and clear diagnostic trouble codes, Create and playback data recordings, Send data recordings to technician, Remote technician assistance, Install vehicle software updates

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 credit | $1.99 | one-time |
| 5 credits | $9.99 | one-time |
| 10 credits | $19.99 | one-time |
| 20 credits | $39.99 | one-time |
| 50 credits | $99.99 | one-time |
| 100 credits | $199.99 | one-time |

**What reviewers like**

- 🚀 Great monitoring tool
- 🔧 Useful for tuning and diagnostics
- 👍 Easy to use and navigate
- 💯 Excellent customer service
- 🔋 Improved fuel economy

**What reviewers complain about**

- 🐛 Connection issues
- 🤔 Lacking some customization options
- 🔌 Compatibility problems with updates
- 📵 No native CarPlay support
- 🤷‍♂️ Unreliable tune updates

**Reported bugs**

- App crashes and freezes
- Disconnection issues with the device
- Tune files disappearing or becoming inaccessible
- Compatibility problems with iOS 14 updates
- Unreliable Wi-Fi connectivity

**Requested features**

- Native support for Apple CarPlay
- More customization options for gauges and titles
- Ability to monitor more parameters
- Improved GPS speed accuracy
- Sound alerts for warning indicators


### Comp 2.0

[App page](https://appshunter.io/ios/app/comp-20/id6450721506)

Enhance your 1998.5-2002 24V Cummins diesel engine's performance with on-the-fly adjustments. Fine-tune fueling, accelerator pedal response, and timing for significant power gains.

**Highlights:** On-the-fly adjustability via Bluetooth, Fine-tune low boost fueling, Adjust fuel delivery based on pedal position, Optimize timing for power curves, Gains of 40-150 HP and 150-380 TQ, Supports aftermarket injectors and turbos

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Auto Agent free?

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

### Is Comp 2.0 free?

Comp 2.0 is free to download, with no in-app purchases.

### Which has better reviews, Auto Agent or Comp 2.0?

Auto Agent is rated higher. Auto Agent averages 4.9 out of 5 from 34K ratings, while Comp 2.0 averages 3.8 from 6 ratings.

### Do Auto Agent or Comp 2.0 have ads?

Neither Auto Agent nor Comp 2.0 shows ads.

### Which is updated more often, Auto Agent or Comp 2.0?

Auto Agent ships an update every 3 months, and Comp 2.0 every 11 months. Most recently, Auto Agent was updated on September 26, 2026 and Comp 2.0 on September 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.*