# GroundTime vs Alumnetic

The clearest difference is rating: Alumnetic at 5.0 against GroundTime's 3.5. Alumnetic also leads on in-app purchases (none vs 3). GroundTime's advantage is update cadence (every 2 days vs weekly) and ratings volume (11 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GroundTime sells 3 in-app purchases, starting at $5.99 per month. Alumnetic asks for nothing beyond the download.

Alumnetic holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 11 and 3 respectively.

GroundTime ships an update every 2 days, Alumnetic weekly. The most recent releases landed on October 31, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | GroundTime | Alumnetic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (11 ratings)](https://appshunter.io/ios/app/groundtime/id6768320630/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/alumnetic/id6789146284/reviews)** |
| Number of ratings | **11** | 3 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | Freemium | **Free** |
| Size | 111 MB | 62 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Threadwell Labs, LLC](https://appshunter.io/developer/1887975814) | [Michael Samaniego](https://appshunter.io/developer/6789146286) |

## What reviewers say

### GroundTime

[App page](https://appshunter.io/ios/app/groundtime/id6768320630)

Connect with verified airline crew members for meetups in any city. Easily find or create gatherings for coffee, drinks, or meals during layovers or at your base. Enjoy ephemeral chats and build your reputation through real-world meetups.

**Highlights:** Verified airline crew members only, Find meetups at any airport, See crew nearby during layovers, Create meetups quickly, Join domicile and base groups, Reputation building through vouching, Ephemeral chats

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Crew Membership | $5.99 | per month |
| Crew Membership | $49.99 | per year |
| Founding Member | $49.99 | one-time |


### Alumnetic

[App page](https://appshunter.io/ios/app/alumnetic/id6789146284)

Connect with former and current Navy athletes, past and present. Find teammates, honor team accomplishments, and stay involved with your program. This platform offers private team feeds, directories, and career opportunities.

**Highlights:** Team directories by class year and position, Private team feeds for alumni and current squads, Team awards and honors recognition, Past rosters and team photo albums, Game schedules and live game threads, Career opportunity sharing and mentorship, Team management tools for coaches

**In-app purchases:** none


## Frequently asked questions

### Is GroundTime free?

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

### Is Alumnetic free?

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

### Which has better reviews, GroundTime or Alumnetic?

Alumnetic is rated higher. GroundTime averages 3.5 out of 5 from 11 ratings, while Alumnetic averages 5.0 from 3 ratings.

### Do GroundTime or Alumnetic have ads?

Neither GroundTime nor Alumnetic shows ads.

### Which is updated more often, GroundTime or Alumnetic?

GroundTime ships an update every 2 days, and Alumnetic weekly. Most recently, GroundTime was updated on October 31, 2026 and Alumnetic on November 13, 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.*