Comparison

Dolphin Count vs STC Turtle Tracker

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

Head to head
About

Dolphin Count

Contribute to marine mammal research by collecting real-time data on local dolphins. This free, family-friendly application requires no prior experience and helps expand scientific coverage areas. It aims to raise awareness about local dolphin populations.

Highlights
  • Citizen science data collection
  • Marine mammal research support
  • Local dolphin tracking
  • Awareness raising
  • Family-friendly
Features
Read full description

Dolphin Count is a citizen scientist event where the general public can help marine mammal scientists collect real data on local dolphins. Utilizing citizens to collect data allows us to increase our coverage area where we might otherwise never go. This is a free, family friendly, no experience needed app to help count dolphins and raise awareness about Charleston's #Local dolphins.

About

STC Turtle Tracker

Follow the real-time journeys of tagged sea turtles as they migrate across oceans. Learn their individual stories and discover how your support helps protect these vital ocean indicators.

Highlights
  • Real-time turtle tracking
  • Individual turtle stories and histories
  • Detailed migration route maps
  • Updates on turtle movements
  • Support conservation efforts
  • Learn about ocean health
Features
Read full description

Follow real sea turtles – Koa, Donna Shello, Haven, and dozens more – as they navigate thousands of miles across the world's oceans. Watch their journeys unfold in real time, learn their stories, and become part of the effort to protect them. The Turtle Tracker app connects you directly to sea turtles fitted with satellite transmitters by researchers and conservationists. These aren't simulations – they're real animals, tracked as they migrate between feeding grounds, traverse ocean currents, and return to nest on the beaches where they were born. Get to know each turtle Every turtle has a name, a history, and a journey worth following. See where they were released, how far they've traveled, and what they've been up to. Add your favorites and check in as their tracks grow across the map. Watch migrations unfold Explore detailed route maps showing each turtle's path from release to their latest ping. See the distances they cover – sometimes thousands of miles – and the speeds they maintain across the open ocean. Stay updated The home feed shows you which turtles moved recently, highlights the week's top travelers, and keeps you connected to what's happening in real time. Go Premium to support sea turtle conservation Upgrade to unlock leaderboards, exclusive features, and – most importantly – directly fund the research and protection efforts that keep these animals safe. Every subscription helps Sea Turtle Conservancy continue its work. Why it matters Sea turtles are among the oldest creatures on Earth and vital indicators of ocean health. Whether they thrive or vanish says something profound about our ability to share this planet with other species. Sea Turtle Conservancy, founded in 1959 by world-renowned naturalist Dr. Archie Carr, is the world's oldest sea turtle research and conservation organization. Your engagement — and your support — helps continue over six decades of work protecting these remarkable animals. Important links: https://conserveturtles.org/terms-of-use/ https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ https://conserveturtles.org/privacy-policy/

Screenshots

Dolphin Count4 screens
STC Turtle Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Dolphin Count at none against STC Turtle Tracker's 2. Dolphin Count also leads on iOS requirement (10.0 vs 15.1). STC Turtle Tracker's advantage is update cadence (every 2 months vs every 10 months) and ratings volume (42 vs 2). On price, rating, ads and device support 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. STC Turtle Tracker sells 2 in-app purchases, starting at $2.99 per month. Dolphin Count asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

STC Turtle Tracker holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: STC Turtle Tracker has 42 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Dolphin Count ships an update every 10 months, STC Turtle Tracker every 2 months. The most recent releases landed on September 29, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
Dolphin Count versus STC Turtle Tracker: the parameters behind the verdict, then further details
ParameterDolphin CountSTC Turtle Tracker
PriceFreeFree
Rating4.5 (2 ratings)4.7 (42 ratings) — better
Positive reviews—87.5% of reviews
Number of ratings242 — better
Update frequencyEvery 10 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.1
Further details — not scored
Size90 MB66 MB
Age rating4+4+
DeveloperLowcountry Marine Mammal NetworkSEA TURTLE CONSERVANCY, INC.

Customer experience

Dolphin Count

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

STC Turtle Tracker

All ratings42 ratings
Positive92.9%
Neutral2.4%
Negative4.8%
Written reviews8 reviews
Positive87.5%
Neutral12.5%
Negative0.0%

In-app purchases

None

Dolphin Count

No in-app purchases

2 purchases

STC Turtle Tracker

Subscriptions2
  • STC Turtle Tracker Premium$2.991 Month
  • STC Turtle Tracker Premium$24.991 Year

Questions

Is Dolphin Count free?
Dolphin Count is free to download, with no in-app purchases.
Is STC Turtle Tracker free?
STC Turtle Tracker is free to download, with in-app purchases available.
Which has better reviews, Dolphin Count or STC Turtle Tracker?
STC Turtle Tracker is rated higher. Dolphin Count averages 4.5 out of 5 from 2 ratings, while STC Turtle Tracker averages 4.7 from 42 ratings.
Do Dolphin Count or STC Turtle Tracker have ads?
Neither Dolphin Count nor STC Turtle Tracker shows ads.
Which is updated more often, Dolphin Count or STC Turtle Tracker?
Dolphin Count ships an update every 10 months, and STC Turtle Tracker every 2 months. Most recently, Dolphin Count was updated on September 29, 2026 and STC Turtle Tracker on October 24, 2026.

Other comparisons