# WWT Slips vs Pro Pairings

The clearest difference is review sentiment: Pro Pairings at 50% against WWT Slips's 0%. Pro Pairings also leads on rating (3.9 vs 3.3) and in-app purchases (none vs 2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. WWT Slips sells 2 in-app purchases, starting at $4.99 per month. Pro Pairings asks for nothing beyond the download.

Pro Pairings holds the better App Store score, 3.9 against 3.3. That said, the two scores are not equally well evidenced: Pro Pairings has 26 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of WWT Slips's written reviews are positive against 50% of Pro Pairings's.

WWT Slips ships an update every 5 days, Pro Pairings weekly. The most recent releases landed on October 31, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | WWT Slips | Pro Pairings |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (4 ratings)](https://appshunter.io/ios/app/wwt-slips/id1515019053/reviews) | **[3.9 (26 ratings)](https://appshunter.io/ios/app/pro-pairings/id1575493397/reviews)** |
| Number of ratings | 4 | **26** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 128 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 12+ |
| Developer | [Stephan Monette](https://appshunter.io/developer/1299469285) | [Chase Meade](https://appshunter.io/developer/1575493399) |

## What reviewers say

### WWT Slips

[App page](https://appshunter.io/ios/app/wwt-slips/id1515019053)

Access drag racing time slips and real-time race data from World Wide Technology Raceway on your phone. Enhance your experience with live announcer audio and weather station information, including automatic Density Altitude calculations for engine tuning.

**Highlights:** View drag racing time slips, Real-time race data, Live announcer audio, Weather station information, Automatic Density Altitude calculation, Review past time slips

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WWTR Sharing Access | $4.99 | per month |
| Annual Premium Access | $8.99 | per year |


### Pro Pairings

[App page](https://appshunter.io/ios/app/pro-pairings/id1575493397)

This app helps users track racing performance with a practice tree and logbook. It also provides live and past results from events using the software worldwide.

**Highlights:** Practice tree with online versus mode, Log book with weather and ET prediction, Live and past event results, Global track and event results tracking, Performance prediction

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

**In-app purchases:** none


## Frequently asked questions

### Is WWT Slips free?

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

### Is Pro Pairings free?

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

### Which has better reviews, WWT Slips or Pro Pairings?

Pro Pairings is rated higher. WWT Slips averages 3.3 out of 5 from 4 ratings, while Pro Pairings averages 3.9 from 26 ratings.

### Do WWT Slips or Pro Pairings have ads?

Neither WWT Slips nor Pro Pairings shows ads.

### Which is updated more often, WWT Slips or Pro Pairings?

WWT Slips ships an update every 5 days, and Pro Pairings weekly. Most recently, WWT Slips was updated on October 31, 2026 and Pro Pairings on October 30, 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.*