Reef Defender vs SharkEvolutionRun
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Reef Defender
Explore the connection between land and sea through an engaging game inspired by ancient Hawaiian stewardship practices. Play as a shark and learn how actions on land impact the ocean ecosystem.
- Learn land-sea connection
- Ancient Hawaiian stewardship concepts
- Play as a shark
- Educational gameplay
- Ocean ecosystem focus
Read full descriptionHide full description
The ancient Hawaiians knew that what happens on land affects the ocean, so they used a system of land and sea stewardship involving the entire ahupua’a (watershed) from land to sea. You can learn about the connection of land and sea by playing the game Reef Defender. The good guy in Reef Defender is the shark.
SharkEvolutionRun
Read full descriptionHide full description
Swipe your finger to guide the shark to evolve by sticking on to the selection made at the beginning
Screenshots
Verdict
The clearest difference is ads: Reef Defender at none against SharkEvolutionRun's shown. SharkEvolutionRun's advantage is update cadence (every 2 days vs every 54 months) and device support (3 vs 1). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Reef Defender ships an update every 54 months, SharkEvolutionRun every 2 days. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.
| Parameter | Reef Defender | SharkEvolutionRun |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 54 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 87 MB |
| Age rating | 4+ | 9+ |
| Developer | State of Hawaii | TILTLABS (OPC) PRIVATE LIMITED |
In-app purchases
Reef Defender
No in-app purchases
SharkEvolutionRun
No in-app purchases
Questions
Is Reef Defender free?
Is SharkEvolutionRun free?
Do Reef Defender or SharkEvolutionRun have ads?
Which is updated more often, Reef Defender or SharkEvolutionRun?
Other comparisons
