Day For It vs Marla Blue
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Day For It
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Day For It makes finding tidal conditions easier than ever. If you're surfing, sailing or just want to know what the tide is doing at your favourite beach, Day For It can help you out. Using a global network of over 5000 weather stations, Day For It can give accurate tidal information up to 10 days into the future. Using Day For It, you can look up: • The current tide height • When it's next high or low • View wave reports • Swell direction, period and size, including secondary swell • Wind speed and direction • Air temperature and UV index • And more. Even better, you can set Day For It to look at any beach in the world. If you're taking a trip to the opposite side of the globe and want to see what the tides are doing, Day For It can help you out. Save all your favourite beaches and refer to them whenever you want. With our proprietary machine learning algorithm, ShoreSight, Day For It is able to calculate the orientation of any shoreline on the planet. With this data, you can easily see when the wind for your favourite spots will be onshore or offshore. Terms of Use: https://www.dayforit.co.uk/terms-of-use
Marla Blue
Plan your next underwater adventure with detailed marine weather forecasts. Get AI-powered visibility predictions, swell, wind, tide, and temperature data for over 800 dive spots. Receive algae bloom alerts and real-time viz reports from a community of divers.
- Underwater visibility forecasts (AI & satellite)
- Swell, wind, tides, water temperature
- Algae bloom alerts
- Real-time viz reports from divers
- 800+ dive spots (UK, Ireland, Australia, California)
- Map-based spot selection
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Dive smarter with Marla, the ultimate marine weather app for divers! Whether you’re a scuba diver, freediver, spearo or snorkeler, Marla gives you everything you need to plan your next underwater adventure. Check among 800+ dive spots across the UK, Ireland, Australia & California or tap anywhere on the map to get: - Underwater visibility forecasts powered by AI and satellite data - Swell, wind, tides, water temperature & wave conditions - Algae bloom alerts - Real-time viz reports from the growing community of local divers Stop guessing. Download Marla and dive with clarity. Learn more: https://www.marla.blue/how-marla-works Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://marla.blue/privacy
Screenshots
Verdict
The clearest difference is ads: Day For It at none against Marla Blue's shown. Day For It also leads on device support (3 vs 1) and iOS requirement (13.4 vs 16.4). Marla Blue's advantage is update cadence (every 4 days vs every 2 weeks). On price 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. Day For It sells 6 in-app purchases, starting at $2.99 per month and Marla Blue sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Day For It ships an update every 2 weeks, Marla Blue every 4 days. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.
| Parameter | Day For It | Marla Blue |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.4 — better | 16.4 |
| Further details — not scored | ||
| Size | 45 MB | 93 MB |
| Age rating | 4+ | 4+ |
| Developer | Max Houghton | Ocean AI |
In-app purchases
Day For It
- Day For It Pro$2.991 Month
- Day For It Pro$29.991 Year
- Donation: $$1.99
- Donation: $$$4.99
- Donation: $$$$9.99
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- Day For It Lifetime$79.99
Marla Blue
- Marla Blue Monthly3 Days trial$9.991 Month
- Dive Season Pass (6 months)3 Days trial$34.996 Months
- Marla Annual Subscription7 Days trial$59.991 Year









