Comparison

Garmin Dive™ vs SeaThrough

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Garmin Dive™

This app serves as a comprehensive diving logbook and planning tool. It automatically records dive data, tracks gas consumption, and supports various diving disciplines. Users can also discover dive sites, manage gear, and share experiences with a community.

Highlights
  • Automatic dive logging
  • Gas consumption tracking
  • Support for multiple dive types
  • Interactive dive site maps
  • Gear and service tracking
  • Real-time diver monitoring
Read full description

Whether you’re a beginner or an experienced diver, Garmin Dive is the ultimate diving companion. Once you pair your phone with a Descent™ dive computer or another compatible Garmin device¹, you can enjoy powerful features like: • Automatic dive logging and gas consumption tracking • Support for recreational and technical scuba diving, including single-gas, multi-gas and closed-circuit rebreather diving • Support for freediving, including apnea, apnea hunt and pool apnea • Interactive maps and dive site search • Viewing and sharing ratings and photos of your dive sites with the community • Tracking dive gear, service intervals and diver certifications • Monitoring other divers in real time with an added Garmin Descent S1 buoy However you enjoy diving, you can plan, log and review your dives with the Garmin Dive app. ¹See a full list of compatible devices at garmin.com/dive Note: Continued use of GPS running in the background can dramatically decrease battery life.  Privacy Policy: https://www.garmin.com/en-US/privacy/dive/

About

SeaThrough

This app forecasts ocean water clarity for divers and spearfishers, focusing on Southern California. It uses a map to explore coastal areas, check hourly breakdowns of conditions, and plan optimal times for visibility based on tide, swell, and wind.

Highlights
  • Map-based spot discovery
  • Hour-by-hour clarity forecast
  • Tide direction and timing
  • Saved spots and planned dives
  • Location data requests
Features
Read full description

SeaThrough provides ocean conditions and an estimated water-clarity forecast for divers and spearos, currently optimized for Southern California. Use the map to explore coastal areas, drop pins, and quickly see the best time windows for visibility. Check a spot’s hourly breakdown to plan around changing conditions. SeaThrough combines key signals like tide movement, swell, and wind into a simple, glanceable forecast so you can spend less time researching and more time in the water. Features: • Map-based spot discovery with pinning and favorites • Hour-by-hour clarity forecast and visibility range • Tide direction and timing insights • Quick planning with saved spots and planned dives If a location’s data isn’t available yet, you can request it in-app. Requested locations will be prioritized and added in future releases. Note: Forecasts are estimates for informational purposes only. Always verify conditions locally and prioritize safety.

Screenshots

Garmin Dive™4 screens
SeaThrough4 screens

Verdict

The call

The clearest difference is ratings volume: Garmin Dive™ at 854 against SeaThrough's 4. SeaThrough's advantage is update cadence (fortnightly vs every 6 weeks). On price, rating, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

SeaThrough holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Garmin Dive™ has 854 ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Garmin Dive™ ships an update every 6 weeks, SeaThrough fortnightly. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

Scorecard2 real differences · 8 level
Garmin Dive™ versus SeaThrough: the parameters behind the verdict, then further details
ParameterGarmin Dive™SeaThrough
PriceFreeFree
Rating4.8 (854 ratings)5.0 (4 ratings) — better
Positive reviews49.8% of reviews—
Number of ratings854 — better4
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better18.0
Further details — not scored
Size505 MB22 MB
Age rating4+4+
DeveloperGarminMARTUN DAVOYAN

Customer experience

Garmin Dive™

All ratings852 ratings
Positive96.6%
Neutral1.2%
Negative2.2%
Written reviews205 reviews
Positive49.8%
Neutral13.7%
Negative36.6%

SeaThrough

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Garmin Dive™

Reported bugs

6 issues
  • Cannot save dive logs
  • Dive sites not found in the app
  • Randomly missing dive logs
  • Photos not displayed chronologically
  • Sync issues with Mk2i device
Show 1 more
  • Inability to delete dives and have numbers update automatically

Requested features

6 requests
  • Dive planner in the app
  • Export dive data to other apps
  • Ability to combine short dives
  • Import dive logs from other software
  • More detailed statistics and analytics
Show 1 more
  • Offline mode for dive logging

SeaThrough

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Garmin Dive™

No in-app purchases

None

SeaThrough

No in-app purchases

Questions

Is Garmin Dive™ free?
Garmin Dive™ is free to download, with no in-app purchases.
Is SeaThrough free?
SeaThrough is free to download, with no in-app purchases.
Which has better reviews, Garmin Dive™ or SeaThrough?
SeaThrough is rated higher. Garmin Dive™ averages 4.8 out of 5 from 854 ratings, while SeaThrough averages 5.0 from 4 ratings.
Do Garmin Dive™ or SeaThrough have ads?
Neither Garmin Dive™ nor SeaThrough shows ads.
Which is updated more often, Garmin Dive™ or SeaThrough?
Garmin Dive™ ships an update every 6 weeks, and SeaThrough fortnightly. Most recently, Garmin Dive™ was updated on October 25, 2026 and SeaThrough on October 19, 2026.

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