GroundTime vs Alumnetic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GroundTime
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.
- 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
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GroundTime is the meetup app built for verified airline crew. When your layover lands you in an unfamiliar city or your base brings you home, GroundTime connects you with other crew nearby — for coffee, drinks, dinner, or whatever fills the hours between flights. Every member is a verified airline employee. No impostors, no outsiders. — Find meetups at any airport — See which crew are currently around at your base or layover — Create a meetup in 30 seconds — Join your domicile and local base groups for ongoing crew conversation — Vouching from real meetups builds your reputation over time GroundTime works the way crew schedules work. Instant join. Ephemeral chats. No friend requests, no DMs. Show up, hang out, move on. Currently for airline crew employees only — pilots, flight attendants, gate agents, dispatch, ground crew. Family pass holders and retired crew are not supported at this time. Terms of Use (EULA): https://www.groundtime.com/terms Privacy Policy: https://groundtime.com/privacy
Alumnetic
Connect with fellow Naval Academy athletes, alumni, and supporters. Share game updates, photos, videos, and career opportunities. Features include a team feed, direct messaging, and a directory for networking.
- Team feed with game updates
- Photo and video sharing
- Game and event albums
- Class yearbook feature
- Directory and map
- Mentorship program
- Career postings and referrals
- Direct messaging
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Alumnetic connects Navy athletes, past and present, to their teams, to the Naval Academy, and to each other. Every Navy team, varsity and club, has its own space: a place to find teammates from any era, honor what the team has accomplished, and stay involved with the program today. No ads. No algorithms. Just your team. CONNECT WITH YOUR TEAMMATES • A directory of everyone on your team, by class year, position, career field and location. • A map of where your teammates live and work. • Direct messages and connections. • A private team feed, with rooms for alumni, the current squad, and the families and supporters around them. • Lettered on two teams? One profile covers both. HONOR WHAT YOUR TEAM HAS DONE • Captain's Row, All-Americans and team awards. • Olympians, Paralympians, U.S. National Team members, astronauts and flag officers. • In Memoriam for teammates who gave their lives. • Past rosters by season: pick a year, find a name, and bring a teammate back into the fold. • Team albums that hold the photos and videos of every season. STAY ENGAGED WITH NAVY ATHLETICS • Your team's full schedule in one place, and a live thread for every game. • Follow other Navy teams to see their games too. • Notifications when your team posts, so you never miss what's happening. • Support the Team: your program's own links and ways to give back. SUPPORT TODAY'S MIDSHIPMEN • See where teammates work and what they do. • Alumni can offer to mentor midshipmen and fellow graduates. • Share and find career opportunities within the team. BUILT FOR TRUST • You join with your team's code, so each team's space stays with its own community. • You choose who can see your profile. • Block, mute and report tools, and Community Standards every member agrees to. FOR COACHES AND TEAM ADMINS • Manage members, the schedule, honors and support links. • Upload your alumni roster to see who has joined and who to invite. Alumnetic is an independent, alumni-built platform. It is not officially affiliated with the U.S. Naval Academy.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | GroundTime | Alumnetic |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (11 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 11 — better | 3 |
| Update frequency | Every 2 days — better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 111 MB | 62 MB |
| Age rating | 17+ | 17+ |
| Developer | Threadwell Labs, LLC | Michael Samaniego |
Customer experience
GroundTime
Alumnetic
In-app purchases
GroundTime
- Crew Membership1 Month trial$5.991 Month
- Crew Membership1 Month trial$49.991 Year
- Founding Member$49.99
Alumnetic
No in-app purchases









