Comparison

Dorsal GPS vs Vizzbud

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

Head to head
About

Dorsal GPS

This application allows pilots and fishermen to quickly report shark sightings using GPS coordinates. Users can input details like length and species, and attach photos or videos. Access requires registration, and reports are branded.

Highlights
  • GPS coordinate logging
  • Shark sighting reports
  • Add details (length, species)
  • Attach photos and videos
  • Offline functionality
  • User registration required
Features
Read full description

Dorsal GPS is a new app to help pilots and fisherman provide quick and easy shark sightings using their GPS Co-Ordinates. Available on and offline, the Dorsal GPS app allows you to capture the co-ordinates of your sighting as well as input any additional details such as length, species as well as taking photos and video. All reports via the GPS App are branded and access is via registration only. If you wish to participate in the Dorsal GPS program, please fill in the details at www.dorsalwatch.com/gps

About

Vizzbud

Discover ideal dive conditions with a live map and detailed forecasts. Log your dives, share experiences with a community of divers, and plan future excursions with smart alerts. This app is designed for underwater enthusiasts of all types.

Highlights
  • Live conditions map with color-coded sites
  • Detailed hourly forecasts and site information
  • Comprehensive dive logging with photos
  • Smart dive plan alerts
  • Community feed for sharing and interaction
  • Offline functionality
Features
Read full description

Is it diveable today? Vizzbud tells you at a glance. Every dive site on the map is lit green, yellow or red from the live swell, wind, tide and visibility outlook. Open the app, spot a green pin, go diving. Built for scuba divers, freedivers and snorkellers. KNOW BEFORE YOU GO Tap any site for the full picture: hourly conditions for the days ahead, tides, water temperature, entry notes, depth, and what other divers saw there this week. Turn on the seabed overlay to see depth contours and the shape of the bottom before you get in. GET TOLD WHEN IT’S ON Set a dive plan for your favourite sites, like swell under 1 m and visibility over 5 m. The evening before conditions line up, Vizzbud sends you a push. No more checking three forecast apps every morning. LOG EVERY DIVE Depth, time, temperature, visibility, gear, gas, buddy, notes and photos. Your logbook works offline and syncs when you have signal. Export it as a spreadsheet any time. It is your data. DIVE WITH OTHERS Share visibility reports and photos, see what is firing near you, and follow the divers whose reports you trust. Post with no signal and it goes up when you are back in range. Found a spot that is not on the map? Drop a pin and share it. ALSO IN THE APP Dive shops on the map for your next fill or charter Saved site lists that light up when conditions improve Works offline: browse, log, like and comment without signal Dark mode, metric or imperial units, 12 or 24 hour clock PRIVACY Your dives, photos and posts are yours. We do not sell your data and we do not track you across other apps or websites. Delete your account any time from Settings, Account, and your information is removed for good. SUPPORT Missing a site or have an idea? Email support@vizzbud.com. Vizzbud is built by one person, a scuba instructor in Sydney, Australia. New sites, regions and features land every few weeks, and your feedback shapes what comes next. Safe diving.

Screenshots

Dorsal GPS4 screens
Vizzbud4 screens

Verdict

The call

The clearest difference is review sentiment: Vizzbud at 100% against Dorsal GPS's 0%. Dorsal GPS's advantage is iOS requirement (8.0 vs 18.0). 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Dorsal GPS ships an update every 8 days, Vizzbud every 6 days. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Dorsal GPS versus Vizzbud: the parameters behind the verdict, then further details
ParameterDorsal GPSVizzbud
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 8 daysEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS8.0 — better18.0
Further details — not scored
Size48 MB47 MB
Age rating4+4+
DeveloperBluebottle Digital Pty. Ltd.Jacob Bowerman

Customer experience

Dorsal GPS

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Vizzbud

Written reviews14 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Dorsal GPS

No in-app purchases

None

Vizzbud

No in-app purchases

Questions

Is Dorsal GPS free?
Dorsal GPS is free to download, with no in-app purchases.
Is Vizzbud free?
Vizzbud is free to download, with no in-app purchases.
Do Dorsal GPS or Vizzbud have ads?
Neither Dorsal GPS nor Vizzbud shows ads.
Which is updated more often, Dorsal GPS or Vizzbud?
Dorsal GPS ships an update every 8 days, and Vizzbud every 6 days. Most recently, Dorsal GPS was updated on October 22, 2026 and Vizzbud on October 28, 2026.

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