# SGMP vs GoAlerts

The clearest difference is review sentiment: GoAlerts at 100% against SGMP's 0%. GoAlerts also leads on rating (4.9 vs 4.0) and in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

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

GoAlerts holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: GoAlerts has 198 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of SGMP's written reviews are positive against 100% of GoAlerts's.

SGMP ships an update every 2 months, GoAlerts fortnightly. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | SGMP | GoAlerts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/sgmp/id1472954577/reviews) | **[4.9 (198 ratings)](https://appshunter.io/ios/app/goalerts/id6755207296/reviews)** |
| Number of ratings | 2 | **198** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 27 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Stephan Monette](https://appshunter.io/developer/1299469285) | [Logan Back](https://appshunter.io/developer/1675706718) |

## What reviewers say

### SGMP

[App page](https://appshunter.io/ios/app/sgmp/id1472954577)

Access real-time drag racing time slips and detailed race data directly on your phone. Enhance your track experience with weather information and automatic density altitude calculations to help tune your engine and strategize for bracket races.

**Highlights:** Real-time time slip data, Detailed race information, Weather station data, Automatic density altitude calculation, Engine tuning assistance, Dial-in calculation for bracket racing

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

**In-app purchases (2)**

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


### GoAlerts

[App page](https://appshunter.io/ios/app/goalerts/id6755207296)

Stay informed about drag racing events with instant notifications for class calls, schedule changes, and announcements. Event promoters can manage their events and send real-time updates to subscribers. Never miss an important call whether you're in the lanes or the stands.

**Highlights:** Real-time push notifications, Event subscription, Class call alerts, Schedule change updates, Event promoter management, Instant announcements

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

**In-app purchases:** none


## Frequently asked questions

### Is SGMP free?

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

### Is GoAlerts free?

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

### Which has better reviews, SGMP or GoAlerts?

GoAlerts is rated higher. SGMP averages 4.0 out of 5 from 2 ratings, while GoAlerts averages 4.9 from 198 ratings.

### Do SGMP or GoAlerts have ads?

Neither SGMP nor GoAlerts shows ads.

### Which is updated more often, SGMP or GoAlerts?

SGMP ships an update every 2 months, and GoAlerts fortnightly. Most recently, SGMP was updated on October 10, 2026 and GoAlerts on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*