SEAiq vs VoyLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SEAiq
This marine navigation app offers comprehensive charting tools, allowing users to load various chart formats and automatically download NOAA charts for the US. It includes features like waypoints, routes, tracks, weather overlays, and NMEA/AIS integration for enhanced seafaring.
- Load custom charts (S-57, S-63, BSB, KAP)
- Automatic NOAA chart downloads (US)
- Waypoint and route planning
- Track recording and display
- Night color modes
- Anchor alarm
- Weather overlays (wind & isobar)
- NMEA and AIS integration
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SEAiq is a full-featured marine navigation app. It lets you load your own charts in standard formats, including S-57, S-63, iENC, BSB, and KAP. It also automatically downloads charts from NOAA for the United States. Features include: * Waypoints * Routes * Tracks * Night color modes * Anchor alarm * Automatic download and display of weather (wind & isobar) * Chart measuring tools (EBL/VRM) * Wi-Fi-based NMEA and AIS No purchase is required to view charts. Premium navigation features are enabled during a 7-day evaluation period. After that, an annual subscription is required. Existing one-time purchases retain the features they unlocked. Continued use of GPS running in the background can dramatically decrease battery life. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
VoyLog
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VoyLog is the fastest way for ship captains and officers to create professional voyage log emails. Fill a simple form with position, time, bunkers, cargo, drafts and ETA — and VoyLog builds a clean, office-ready report you can send from your own mail app in seconds. No typing long reports, no formatting mistakes. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://trmyindustry.com/voylog-privacy.html FEATURES • Create a complete voyage report in about 30 seconds • Auto-fill your vessel's position with GPS • Track positions, routes, fuel, cargo, drafts and ETAs • The Lane: follow your vessels on a live marine map, built from the reports you send • Analytics: turn your reports into voyage insights, all in one place • Clean, professional emails ready to send VoyLog is completely free to use. Upgrade to VoyLog Pro for advanced analytics and more.
Screenshots
Verdict
The clearest difference is update cadence: VoyLog at every 4 days against SEAiq's every 2 weeks. On price, ads, in-app purchases 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
Both are free to download. SEAiq sells 2 in-app purchases, starting at $15.00 per year and VoyLog sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
SEAiq ships an update every 2 weeks, VoyLog every 4 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.
| Parameter | SEAiq | VoyLog |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (194 ratings) — better | — |
| Positive reviews | 61.3% of reviews | — |
| Number of ratings | 194 — better | — |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 54 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Sakhalin | METRICS TR DANISMANLIK VE DIS TICARET ANONIM SIRKETI |
Bugs and requests
SEAiq
Reported bugs
4 issues- No access to premium features after payment
- Chart downloads fail if app is not on screen
- App freezes when trying to delete
- App crashes
Requested features
13 requests- Simplify course plotting
- Add support for .MBTiles
- Add VMG feature
- Add support for .MBTiles
- Add support for .MBTiles
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- Allow selection of discreet chart areas
- Add GPS data from TCP/IP source
- Allow disabling internal GPS
- Provide good integration/complement to OpenCpn
- Provide TCP/IP support for NMEA data
- Broadcast waypoint and NMEA data to external systems
- Lower price for waypoints creation
- Allow using purchased charts across devices
VoyLog
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SEAiq
- Premium Annual$15.001 Year
- Upgrade for Premium Features$49.99
VoyLog
- VoyLog Pro$4.991 Month









