SailSpeed vs DroMap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SailSpeed
Track your sailing speed, heading, and wind data with an outdoor-optimized display. Features a customizable race start timer and route mapping. Analyze your performance post-race.
- Speed and heading tracking
- Customizable race start timer
- Wind direction display (subscription)
- Route mapping overlay
- Outdoor-optimized display
- Bluetooth sensor connection (subscription)
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App for tracking sailing speed and direction, but also the wind. It has a display optimized for outdoor use. When you participate in a sailing race you can use the start timer. The timer can be adjusted to the wishes and needs of the user. It shows speed and heading and keeps track of race. If tracking is started it monitors the average speed, maximum speed, elapsed time and the distance covered. Wind direction is shown in a wind rose (subscripton required). App can make direct connection with a OpenWind BlueTooth sensor (subscripton required). In that case AWA, AWS, TWA and TWS is displayed in the app. It also has the ability to show a map and tracks the route in an overlay when map is selected and race is started. In setup menu landscape can be selected, the display will rotates accordingly, rearranging the speed or map and the heading for optimal visibility during the sail race. In the settings menu the user can select the units, and the scale of the map during the race tracking. Simply place your phone a a water tight casing on board of your boat, setup your settings and press start. The app will automatically keep tracking your progress, showing current speed and heading. Enjoy your sailing, optimize your speed during the race and analyze your data afterwards.
DroMap
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DroMap shows where drone flight is restricted in Japan, on a single map. Tap any point to see which rules apply there: - Densely Inhabited Districts (DID) - Airport restricted surfaces and heights - Small UAV Prohibition Act red/yellow zones - Heliports, emergency airspace, industrial zones and more Search by address or use your current location to check a spot in seconds. No account is required; sign in (optional) to sync your saved places across devices. All results are reference information based on Japanese government open data (MLIT, e-Stat, Japan Coast Guard). Always confirm with the official DIPS 2.0 system and local rules before flying. Note: the app interface is in Japanese.
Screenshots
Verdict
The clearest difference is in-app purchases: DroMap at none against SailSpeed's 2. DroMap also leads on update cadence (fortnightly vs every 14 months). On price, ads, device support 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. SailSpeed sells 2 one-off in-app purchases. DroMap asks for nothing beyond the download.
SailSpeed ships an update every 14 months, DroMap fortnightly. The most recent releases landed on October 11, 2026 and October 31, 2026 respectively.
| Parameter | SailSpeed | DroMap |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 14 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 4 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | i-Xp B.V. | ReVision株式会社 |
In-app purchases
SailSpeed
- Plus yearly subscription$4.99
- BLE yearly subscription$24.99
DroMap
No in-app purchases









