Comparison

RayView vs DONIA

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

Head to head
About

RayView

View your Raymarine e, c, ES, and Axiom Multi-Functional Display on your smartphone or tablet. Requires specific software versions on your Raymarine device and compatible iOS hardware.

Highlights
  • View Raymarine MFDs on mobile
  • Wi-Fi connectivity
  • Compatible with e, c, ES, Axiom models
  • Requires software v 3.15+
  • Supports iPhone and iPad
Features
Read full description

About Raymarine RayView RayView allows you to view your Raymarine e, c, ES and Axiom Multi-Functional Display via your smartphone or tablet. iOS Devices = Best performance achieved on iPhone 4 or better and iPad 2 or better. Multi-Functional Display software requirement – v 3.15 or later. To use this app please upgrade your Raymarine c-Series or e-Series Multi-Functional Display to software version 3.15 or later. Software upgrades are available for free at www.raymarine.com/support. If you enjoy RayView you may also be interested in the RayControl and RayRemote apps. RayControl for tablets provides full touch screen control of your c-Series or e-Series MFD, plus a handy slide out virtual MFD keypad gives you even more control options. RayRemote for smart phones provides a full screen virtual MFD keypad, transforming your phone into a full function Raymarine MFD remote control. Getting Started Download the RayView app, and install it on your device. Then connect to your Multi-Functional Display via Wi-Fi (see operators manual for Wi-Fi setup details). When the Wi-Fi connection is established, launch the app. You should now see the same image on your device as on your Multi-Functional Display.

About

DONIA

This app provides detailed seabed visualization and marine information for safe and respectful sea navigation. It allows users to book mooring buoys, share observations, and monitor their vessels. Access premium features like high-definition charts for enhanced planning and exploration.

Highlights
  • Seabed visualization
  • Marine information access
  • Mooring buoy booking
  • User observation sharing
  • Navigation preparation and monitoring
  • Mooring monitoring with alarms
  • Offline mapping
Features
Read full description

DONIA – Enjoy & protect the sea, together Donia is the reference app to choose your anchorages and navigate safely while minimizing your impact on the seabed. Join a community of over 100,000 sea enthusiasts who use DONIA to plan and experience their journeys across the Mediterranean and beyond. *** Visualize the seabed and anchor in the right place *** • High-precision mapping of marine habitats (Posidonia, coralligenous reefs, Cymodocea, sand and rock)
• Enhanced anchoring assistance with weather conditions
• Improved anchor alarm system
• Smart selection of anchoring zones adapted to your vessel *** Complete nautical charts *** • Detailed mapping of navigation areas (French Mediterranean, Atlantic, Greece, Andalusia, Liguria, Croatia, Balearics)
• Advanced integration of SHOM charts and HD bathymetric layers (Premium)
• Optimized map display for real-time navigation *** A community of sailors *** • View and share sea observations
• Rating system and favorites
• Easy sharing inside and outside the app *** Donia Mooring – connected buoys *** • Connected mooring buoys for vessels over 24m
• Dedicated anchoring zones
• In-app booking, payment and management *** DONIA Premium *** • Advanced SHOM chart integration
• Access to HD bathymetric layers A mission: protecting the sea Created by marine biologists and divers from Andromède Océanologie, DONIA aims to make seabed maps visible and accessible so everyone can contribute to their protection. Inspired by maritime solidarity, the app continuously evolves based on user feedback to become a more innovative, useful and effective anchoring tool. Information Using GPS in the background may significantly reduce battery life.
 Your subscription renews automatically unless you cancel it at least 24 hours before the end of the current billing period. Payment will be charged to your iTunes account upon confirmation of purchase. You can manage your subscriptions and turn off automatic renewal in your account settings after purchase. Privacy Policy: https://mooring.donia.fr/cgv/donia/cgv-donia-fr.pdf Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

RayView3 screens
DONIA4 screens

Verdict

The call

The clearest difference is rating: DONIA at 4.5 against RayView's 2.7. DONIA also leads on update cadence (every 4 weeks vs every 12 months) and review sentiment (63% vs 39%). RayView's advantage is in-app purchases (none vs 2) and iOS requirement (8.0 vs 15.0). On price, ratings volume, 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. DONIA sells 2 in-app purchases, starting at $2.49 per month. RayView asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DONIA holds the better App Store score, 4.5 against 2.7. Both are backed by a comparable volume of ratings — 18 and 34 respectively. Written reviews point the same way: 39% of RayView's written reviews are positive against 63% of DONIA's.

UpkeepUpdate frequency

RayView ships an update every 12 months, DONIA every 4 weeks. Both last shipped on November 6, 2026.

Scorecard6 real differences · 4 level
RayView versus DONIA: the parameters behind the verdict, then further details
ParameterRayViewDONIA
PriceFreeFree
Rating2.7 (18 ratings)4.5 (34 ratings) — better
Positive reviews39.3% of reviews63.3% of reviews — better
Number of ratings1834 — better
Update frequencyEvery 12 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better15.0
Further details — not scored
Size23 MB55 MB
Age rating4+4+
DeveloperRaymarine UK LimitedAndromede Oceanologie

Customer experience

RayView

All ratings18 ratings
Positive38.9%
Neutral5.6%
Negative55.6%
Written reviews28 reviews
Positive39.3%
Neutral10.7%
Negative50.0%

DONIA

All ratings34 ratings
Positive88.2%
Neutral0.0%
Negative11.8%
Written reviews30 reviews
Positive63.3%
Neutral20.0%
Negative16.7%

In-app purchases

None

RayView

No in-app purchases

2 purchases

DONIA

Subscriptions2
  • DONIA® Premium Monthly7 Days trial$2.491 Month
  • DONIA® Premium Version7 Days trial$22.991 Year

Questions

Is RayView free?
RayView is free to download, with no in-app purchases.
Is DONIA free?
DONIA is free to download, with in-app purchases available.
Which has better reviews, RayView or DONIA?
DONIA is rated higher. RayView averages 2.7 out of 5 from 18 ratings, while DONIA averages 4.5 from 34 ratings.
Do RayView or DONIA have ads?
Neither RayView nor DONIA shows ads.
Which is updated more often, RayView or DONIA?
RayView ships an update every 12 months, and DONIA every 4 weeks. Most recently, RayView was updated on November 6, 2026 and DONIA on November 6, 2026.

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