TrueWind vs Suntime
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TrueWind
This app provides detailed marine weather forecasts, including wind, tide, current, and wave data. It's designed for sailors and watersport enthusiasts to aid in planning, decision-making, and performance on the water.
- Wind direction, speed, and gusts
- Wind shifts over time
- Tide station data
- Current station data
- Wave details
- Regatta planning tools
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Know the water before the gun. TrueWind puts wind, current, tide, waves and NWS marine alerts for your race window on one screen, built for sailors and regatta racers instead of beach-goers. RACE-DAY MODE • Start-line bias: mark the pin and the committee boat and TrueWind tells you which end is favored, and by how many degrees • Wind confidence: Stable, Mixed or Shifty, read from how much the forecast swings across your race • Wind now, current at the gun and the next tide turn, in big type you can read on deck RACE REMINDERS • Add your weekly club race or a one-off regatta once • A full briefing for your exact start and finish: hourly wind and gusts, a flood/ebb current curve, tide highs and lows, sea state and spring/neap strength • Countdown notifications with a picture of the conditions, plus an alert as soon as an NWS warning covers your race • Your races are saved to your account, so a new phone gets them back LOCAL WIND • Send in your club's anemometer or a nearby weather station. Once it's approved, any sailor can add it • Apple Weather wind for any harbor, with a forecast across your race hours • See trend, gusts and how the wind has shifted over the last 6 hours TIDE, CURRENT & WAVE MAP • NOAA tide stations with a live height estimate and a 30-hour curve • Current stations with arrows that point the way the water is flowing right now • NDBC buoys with wave height, period, wavelength and swell direction WEATHER & ALERTS • 5-day wind forecast with gusts, direction and an hour-by-hour view • Race-context notes: building, easing, veering or backing • Gale, small craft, storm and other NWS marine warnings for where you sail HOME SCREEN WIDGETS • A countdown to your next race with wind, current and tide • A current-at-the-start widget, and an extra-large layout that lists the races after it Forecasts, tides and currents come from NOAA and the National Weather Service, so coverage is US waters. Sign in with Google to get marine alerts, local wind and account backup. From Tuesday-night club racing to weekend regattas and everyday boating, TrueWind shows the marine conditions that matter without the clutter of a general weather app.
Suntime
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Discover the rhythm of sun and moon — for any location in the world, at any time. Suntime shows you at a glance when the sun rises and sets, how long the day is, and where in the sky it currently stands. Add moon phases, moon position, live weather, and — for coastal spots — real tide information. SUN TIMES • Sunrise, solar noon, and sunset • Day length at a glance • Graphical arc showing the sun's path across the sky • Current day progress in percent SUN COMPASS • Azimuth and elevation angle in real time • Arrow points directly toward the sun • Device compass integration (optional) MOON • Moon phase with emoji and name (new moon to full moon) • Illumination percentage • Moonrise and moonset times • Current moon position: azimuth & altitude • Night arc with starry sky background WEATHER • Current temperature and feels-like • Humidity, wind speed and direction • Live weather conditions — no sign-up required TIDES • High and low tide times with exact heights • Tidal range for coastal locations • Requires a free API key from stormglass.io MULTIPLE CITIES • Add and manage as many cities as you like • Quick switching with tabs • City search powered by OpenStreetMap — worldwide PRIVACY BY DESIGN • No registration, no account needed • All data stays on your device • No tracking, no ads, no cookies Available in German, English, French, Portuguese, Dutch — and Hessian dialect Data sources: sunrise-sunset.org · OpenStreetMap Nominatim · Open-Meteo · Stormglass.io
Screenshots
Verdict
The clearest difference is price: TrueWind at Free against Suntime's $0.99. Suntime's advantage is update cadence (weekly vs monthly) and iOS requirement (15.0 vs 17.0). On 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
TrueWind is free to download; Suntime costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
TrueWind ships an update monthly, Suntime weekly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | TrueWind | Suntime |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.6 (10 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Noujan Fakhri | MARKUS ISCHRAMM |
In-app purchases
TrueWind
No in-app purchases
Suntime
No in-app purchases









