Grandma's Marathon vs OST Remote
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grandma's Marathon
Follow your favorite runners in the Marathon and Half Marathon. Access event details, race information, course maps, and important updates for a premier running event.
- Runner tracking
- Event details
- Race information
- Course maps
- Key updates
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Welcome to the official mobile application of Grandma's Marathon Weekend, June 19-20, 2026. This year marks the 50th Anniversary of the Grandma's Marathon. Use the app to track your favorite runners in the Marathon and Half Marathon and for all event details, race information, course maps and key updates to keep you informed for the 2026 50th Grandma's Marathon weekend! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
OST Remote
This app facilitates the tracking of athletes at aid stations during endurance events, even with unreliable internet. It allows for quick recording of bib numbers and times, syncing data to a central platform when connectivity is restored.
- Offline data storage
- Automatic data syncing
- Minimalist live entry screen
- Event setup on opensplittime.org
- Local data storage and upload
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OST Remote makes it easy to keep track of athletes as they come into and out of aid stations during endurance events. OST Remote is designed to work at aid stations with intermittent internet connections. Even with no internet connection, OST Remote will store data locally and upload it to opensplittime.org when you return to cellular or WiFi connectivity. Set up your events on opensplittime.org, then login and upload event data to OST Remote. Travel to your aid station, record runner times, and sync with opensplittime.org whenever circumstances allow. OST Remote's minimal live entry screen allows you to quickly capture bib numbers and times and then edit them at your convenience before syncing. Create an account on www.opensplittime.org to get started using OST Remote.
Screenshots
Verdict
The clearest difference is review sentiment: OST Remote at 100% against Grandma's Marathon's 45%. OST Remote also leads on rating (5.0 vs 4.7) and monetization model (free vs ad-supported). Grandma's Marathon's advantage is ratings volume (166 vs 3). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
OST Remote holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Grandma's Marathon has 166 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 45% of Grandma's Marathon's written reviews are positive against 100% of OST Remote's.
Grandma's Marathon ships an update every 5 weeks, OST Remote every 2 months. Both last shipped on November 2, 2026.
| Parameter | Grandma's Marathon | OST Remote |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (166 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 45.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 166 — better | 3 |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 121 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Grandma's Marathon - Duluth Inc. | OpenSplitTime.org |
Customer experience
Grandma's Marathon
OST Remote
In-app purchases
Grandma's Marathon
No in-app purchases
OST Remote
No in-app purchases
Questions
Is Grandma's Marathon free?
Is OST Remote free?
Which has better reviews, Grandma's Marathon or OST Remote?
Do Grandma's Marathon or OST Remote have ads?
Which is updated more often, Grandma's Marathon or OST Remote?
Other comparisons
