# Cat® SIS2GO vs ProPaving

The clearest difference is rating: Cat® SIS2GO at 2.2 against ProPaving's 1.0. Cat® SIS2GO also leads on ratings volume (90 vs 2) and review sentiment (10% vs 0%). ProPaving's advantage is in-app purchases (none vs 27) and update cadence (weekly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cat® SIS2GO sells 27 in-app purchases, starting at $0.99 per month. ProPaving asks for nothing beyond the download.

Cat® SIS2GO holds the better App Store score, 2.2 against 1.0. That said, the two scores are not equally well evidenced: Cat® SIS2GO has 90 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 10% of Cat® SIS2GO's written reviews are positive against 0% of ProPaving's.

Cat® SIS2GO ships an update every 5 weeks, ProPaving weekly. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Cat® SIS2GO | ProPaving |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (90 ratings)](https://appshunter.io/ios/app/cat-sis2go/id1528609895/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/propaving/id6763563345/reviews) |
| Number of ratings | **90** | 2 |
| Positive reviews | **9.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 176 MB | 4 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Caterpillar Inc.](https://appshunter.io/developer/571668770) | [DrillerDB, LLC](https://appshunter.io/developer/1805188900) |

## What reviewers say

### Cat® SIS2GO

[App page](https://appshunter.io/ios/app/cat-sis2go/id1528609895)

Access essential manuals and order parts for your Cat equipment. A subscription unlocks detailed service information, including troubleshooting guides and repair procedures, even offline.

**Highlights:** Operation and Maintenance Manuals, Parts Manuals, Parts identification and ordering, Service Manual information, Troubleshooting guides, Repair procedures, Schematics

**Features:** Vision Pro support

**In-app purchases (27)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retail Limited Monthly 1 | $0.99 | per month |
| Retail Limited1 monthly | $0.99 | per month |
| Retail Limited Yearly 1 | $1.99 | per year |
| Limited Retail1 Yearly | $1.99 | per year |
| SIS2GO Subscription 1 Monthly | $14.99 | per month |
| SIS2GO Subscription 2 Monthly | $14.99 | per month |
| SIS2GO Subscription 3 Monthly | $14.99 | per month |
| SIS2GO Subscription 4 Monthly | $14.99 | per month |
| Retail Exp Product 8 Monthly | $14.99 | per month |
| Retail Exp Product 10 Monthly | $14.99 | per month |
| SIS2GO Subscription 13 Monthly | $14.99 | per month |
| SIS2GO Subscription 10 Monthly | $14.99 | per month |
| SIS2GO Subscription 12 Monthly | $14.99 | per month |
| SIS2GO Subscription 9 Monthly | $14.99 | per month |
| SIS2GO Subscription 6 Monthly | $14.99 | per month |
| SIS2GO Subscription 8 Monthly | $14.99 | per month |
| SIS2GO Subscription 7 Monthly | $14.99 | per month |
| SIS2GO Subscription 5 Monthly | $14.99 | per month |
| SIS2GO Subscription 1 Yearly | $149.99 | per year |
| SIS2GO Subscription 2 Yearly | $149.99 | per year |
| SIS2GO Subscription 3 Yearly | $149.99 | per year |
| Retail Exp Product 10 Yearly | $149.99 | per year |
| Retail Exp Product 8 Yearly | $149.99 | per year |
| Retail Exp Product 9 Yearly | $149.99 | per year |
| SIS2GO Subscription 6 Yearly | $149.99 | per year |
| SIS2GO Subscription 4 Yearly | $149.99 | per year |
| SIS2GO Subscription 5 Yearly | $149.99 | per year |

**What reviewers like**

- 📚 Comprehensive technical documentation and repair guides
- 🔧 Useful troubleshooting information and torque specifications
- 📦 Convenient parts ordering and availability checking
- ⚡ Works well when functioning properly
- 🏪 Quick access to dealer branch information

**What reviewers complain about**

- 🐛 Frequent crashes and white screen freezes
- 🔐 Persistent login loops and authentication failures
- ⏳ Extremely slow loading times and freezing
- 📱 Severe iOS/iPad compatibility issues
- ❌ App fails to launch past splash screen

**Reported bugs**

- App stuck on SIS2GO logo splash screen
- Login credentials not recognized despite valid accounts
- Endless login loop after authentication
- White screen crashes during operation
- Downloads freeze and fail to complete

**Requested features**

- Improve QR code scanner functionality
- Better image quality and zoom capability for diagrams
- Complete offline access to downloaded manuals
- Accurate parts labeling and organization
- Support for more machine models and serial numbers


### ProPaving

[App page](https://appshunter.io/ios/app/propaving/id6763563345)

This app helps paving contractors take fast field measurements using satellite maps. It allows for creating project measurements for various paved surfaces, counting items, and adding notes. Generate detailed project reports directly from your mobile device.

**Highlights:** Create and open paving projects in the field, Measure pavement area, perimeter, and linear distance, Count items and cutouts, Detect paved surfaces with Quick Tap, Generate project measurement reports, Organize measurements by project

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

**In-app purchases:** none


## Frequently asked questions

### Is Cat® SIS2GO free?

Cat® SIS2GO is free to download, with in-app purchases available.

### Is ProPaving free?

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

### Which has better reviews, Cat® SIS2GO or ProPaving?

Cat® SIS2GO is rated higher. Cat® SIS2GO averages 2.2 out of 5 from 90 ratings, while ProPaving averages 1.0 from 2 ratings.

### Do Cat® SIS2GO or ProPaving have ads?

Neither Cat® SIS2GO nor ProPaving shows ads.

### Which is updated more often, Cat® SIS2GO or ProPaving?

Cat® SIS2GO ships an update every 5 weeks, and ProPaving weekly. Most recently, Cat® SIS2GO was updated on September 24, 2026 and ProPaving on September 18, 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.*